IN OUT
GND
7815
4001 DC OUT
TRANSFORMER
ADAPTER IN OUT
+ +15V
GND
100mA MAX
120V AC PLUG 20VAC + +
1000uF 10uF
35V 25V
20VAC
500mA MAX
4001 + 1000uF +
35V 10uF
25V
GND
IN OUT -15V
- 100mA MAX
7915
DC OUT
GND OUT
IN
DRAWN BY: DAVE JOHNSON
DAVID JOHNSON AND ASSOCIATES
CLASSIC SPLIT AC TO DC POWER SUPPLY
Title
SPLIT POWER SUPPLY USING AC ADAPTER
Size Document Number Rev
A SPLITSUPPLY1.DSN A
Date: Monday, December 13, 2004 Sheet 1 of 1