_smps

Document Sample
_smps Powered By Docstoc
					                                                                                                                                                                                                                                                                                                                                                                                                            +16V




                                                                                                                                                                                                                                                                                                                                                                                                                                    R15
                                                                                                                                                                                                                                                                                                                                                                                                                                    10R




                                                                                                                                                                                                                                                                                                                                                                   +5V
                                                                                                                                                                                                                                                                                                                                                                                   TP1
                                                                                                                                                                                                                                                                                                R10
                                                                                                                                                                                                                                                                                                                                                                                         TP2
                                                          R4                                                                                                                                                                                                                                    000
                                                          10R                                                      R2          R1                                                                                                                                                   U2
                                                                                                                   12.1k       4.99k                                                                                                                                           1
                                                                                                                                                                         TP35                                                                                                         INV             VREF
                                                                                                                                                                                                                                                                               2
                                                                                                                                                                                                                                                                                                                    16                                                                                             C11               C12
                                                                  R5                R3                 C2                                    Q1                                                                                                                                       NI               VCC
                                                                                                                                                                                                                                                                                                                    15                                                                                             0.1uf             0.1uf
                                                                                                                                             2SA872                                                                                                                            3
                                                                                                                                                                                                                                                                                      SYNC            OUT B                                                                                    DRIVE_B
                                                                  1K                                                                                                                                                                                                                                                14
                                                                                    511                                                                                                                                                                                        4
                                                                                                       39P                                                                                                                                                                            OSC.OUT           VC
                                                                             R6                                                                                                                                                                                                5
                                                                                                                                                                                                                                                                                                                    13
                                                                             1K                                                                                                                                                                                                       CT               GND
                                                                                                                                                                                                                                                                                                                    12
                                                  8                    U1                                                                                                                                                                                                      6
                                                                                                                                                                                                                                                                                      RT              OUT A                                                                                    DRIVE_A
                                                                                                                                                                                                                                                                                                                    11
                                                                                                                                                                                                                                                                               7
                                                                         3                                                                                                                                                                                                            DISCH SHTDWN
                                                    VCC

                                                                   Q                                                                                                                                                                                                                                                10
                                                                                                                                                                                                                                     R12                                       8
                                                                                                                                                                                                                                                                                      SS              COMP
                                                                         7                                                                                                                                                                                                                                          9
                                                                  DC
                                                                                                                                                                                                                                     000
                                                                                                                                                                                                                                                                                                                                                                                                                    SGND_PIN12
                                              2                                                                                                                                                                                                                                     SG3525
                                                    TR                             R7            R8                                                                                                                                  R13
                                              5                                    100k          10k
                                                    CV                                                                                        R9                                                  R11                                000
                                                    GND




                                                                         6                                                                    10k
                                                                  TH                                                                                                                              1k
                                                              R




              C3             C1
                                                  1

                                                          4




              0.1UF          0.1UF
                                                                       000                                                                                                                                                                              R14                                                                                     C9           C8           C10
                                                                                                                                                                                                                         C5                             000                                                                                     000          000          000
                                                                                                                                                                                                                         000                                                                                                                                                                         R36             R37
                                                                                                                                                                                                                                                                                           C6                 C7
                                                                                    C4                                                                                                                                                                                                                                                                                                               000             000
                                                                                                                                                                                                                                                                                           000                000
                                                                                    470P




                      SGND
                                                                                                                                                                                                                                                     SGND_PIN12                            SGND_PIN12                          SGND                   SGND                                        SGND
                                                                                                                                         SGND_PIN12                                         SGND_PIN12
                                                                                                                                                                                                                                                                                                                                                                                                                                          +5V


                                                                                                                                                                                                                                                                                                                                                      TP3




                                                                                                                                                                                                                                                                                   +16V

                                                                                                                                                                                                                                                                                                                                                                                                    R39
                                                                                                                                                                                                                                                                                                                                                                                                    2.49K

                                                                                                                                                                                                                                                   J1                                                                                                                                                                                           Q4
                                                                                                                                                                                                                                                        2                                                                                                                                                                                       2SA872
                                                                                                                                                                                                                                                        1                                                                              D3
                                                                                                                                                                                                                                                                                                                                       1N4148
                                                                                                                                                                                                                                                   TEST JUMPER

                                                                                                                                                                                                                                                                       R29                R28                                                                       R33
                                                                                                                                                                                                                                                                       2.49k              10k                                         R30                           10k
                                                                                                                                                                                                                                                                                                                         U3:B         1k




                                                                                                                                                                                                                                                                                                               8
                                                                                                                                                                                                                         R25                                                                             5                                      D4                                                  R32
                                                                                                                                                                                      TP6
                                                                                                                                                                                                                                                                                                                           7                                                                        2.49K                                         D6
                                                                                                                                                                                                                         1k
                                                                                                                                                                                                                                                                                                         6                                                                                                                                        1N4148
                                                                                                                                                                                                                                                                                                                                                1N4148




                                                                                                                                                                                                                                                                                                               4
                                                                                                                                                                                                                                                                                                       TP5
                                                                                                                                                                                SHUTDOWN                                                                                                                                 000                                              D5                        Q3
                                                                                                                                                                                                                                                                                                                                                                                                    2SC2547
                                                                                                                                                                                                                                                                                          R27                                                                             1N4148
                                                                                                                                                                                                                     R26                    C21             C22                           000
                                                                                                                                                                                                                     000                    000             000                                                                                                                          R31                                                    R34
                                                                                                                                                                                                                                                                                                                                                                                         10k
                                                                                                                                                                                                                                                                                                                                                                                                                                                301R


                                                                                                                                                                                                                                                                                                                                                                                                           TP7
                                                                                                                                                      +16V
                                                                                                                                                                                                                                                                                                                                                                                                                                                                   OC1_A
                                                                                                                                                                                                                                                                                                                                                                                                           V2

                                              J2
                                                          2                                                                                                                                                                                                                                                                                                                                                                                     R35
                                                          1
                                                                                                                                                                                                                  SGND                                                                                                                                                                                                                          000              D7
                                                                                                                                                                                                                                                                  D2                                                                                                                                                                                             LED
                                              000

                                                                                                                                                                                                                                                                  1N4148
                                                                                                                                         D1
DRIVER_SHUTDOWN                                                                                                                                                                                                                                                                                                                                                                                                                                                    OC1_K
                                                                                                                                                                                                                                                                                                                                                                                                                              +16V
                                                                                                                                         1N4148



                                                                                                             R21
                                                                                                             000
                                                                                           Q2
                                                                             R20           000                                                               R24                                                                             R23                                                                                                                                                                                     R38
   CURRENT_LIMIT                                                                                                                                             000                                                                             000                                                                                                                                                                                     10R
                                                                             000
                                                                                                                                                                                                            U4
                                                                                                                                                                                      8




                                        R16                                                                                            U3:A                                                                   3
                                                                                                                                                                                      VCC




                                        000                                                                                                                                                            Q
                                                                                                                                                                                                                              R22                                   C19               C20
                                                                                                                               8




                                                                                                                                                                                                              7                                                     000               000
                                                                                                                                                                                                   DC
                                                                                                                           3                                                                                                  000
                                                                                                                                         1                                        2
                                                                                                                                                                                      TR
                                                                                                                           2
                                                                                                                                                                                  5
                                                                                                                                                                                      CV                                                                                                                                                                                                                    C24            U3_VCC                        C23
                                                                                                                                                                                                                                                                                                                                                                                                            330u
                                                                                                                                                                                      GND
                                                                                                                               4




                                        R17       R18                                                                                                                                                         6                                                                                                                                                                                                                                          0.1UF
                             C13                                             R19                                                       000                                                             TH                      C17         C18                                                                                                                                                                             U3_GND
                                                                                                                                                                                              R




                             000
                                        000       000
                                                                             000
                                                                                    C15                C14                                                         C16                                                         000         000
                                                                                    000                                                                            000
                                                                                                                                                                                      1

                                                                                                                                                                                             4




                                                                                                       000                                                                                                  000




                                                                                                                                                                                                                                                                                                                                                                                                                           SGND
                                     SGND

				
DOCUMENT INFO
Shared By:
Tags:
Stats:
views:17
posted:5/6/2012
language:
pages:1