JFET MX16rc by vitmag



Ultra Low Noise JFET
The MX-16rc ultra low noise JFET is used in a variety of applications including microanalysis, EDXRF, XRD. The MX-16rc is a 4 pin Nchannel JFET and is guaranteed to have a noise level less than 2.0nV @ 1KHz, 20ºC. This JFET has excellent transconductance (gm) and input capacitance (Cgs) (gm=8mS, Cgs=2.7pF, 20ºC).

Features for Optimal Detector Resolution Ultra low noise Free of generation recombination noise
Die Size 0.80mm x 0.80mm x 0.50mm

Excellent transconductance (gm) and input capacitance (Cgs) Low leakage current

Applications X-ray Detectors • Si(Li) Detectors • Si-PIN Detectors • Silicon Drift Detectors (SDD)

Standard Package Includes:
• JFET mounted on a nailhead or TO-72 • Each JFET is tested and guaranteed

JFET Ordering Information
Part Number
Contact Moxtek Contact Moxtek Contact Moxtek


TO-72 with can Nailhead package Teflon package
Part Number

Please contact MOXTEK for price and delivery information. Custom packaging is available.

The bottom gate on this 4 terminal JFET is the substrate. Feedback connection is custom and is not generally bonded.

452 West 1260 North Orem, UT 84057 P 801.225.0930 F 801.221.1121


NOTE: This pad needs to be shorted or used as the gate connection when using the feedback capacitor.

Noise Characteristics 1KHz 10KHz 100KHz 1KHz 10KHz 100KHz Static Characteristics

Typ nV/√Hz 1.9 1.6 1.6 1.7 1.3 1.2

Max Test Condition nV/√Hz Vds Id 4V 4V 4V 2.3 2.0 2.0 Min 20V 4V 4V 4V Typ 30V 4pA 5.5V 52mA Typ 8mS 11mS 2.7pF 5mA 5mA 5mA 5mA 5mA 5mA

Temp Cº 20 20 20 -100 -100 -100

Test Condition Vds=0V, Ig=1μA, Vsub=0V Vreverse = -10V Vsub=0V,Id=1nA Vgs=0V, Vgs=0V

Gate to Source Breakdown (BVgss) Reverse Leakage Current (Igss) Gate to Source Cutoff Voltage (Vgs) Drain Saturation Current (Idss) Dynamic Characteristics Transconductance (gm) Transconductance (gm) Gate to Source Capacitance (Cgs)

Test Condition Vds=4V, Id=5mA, 20ºC Vds=4V, Id=5mA,-100ºC Vgs =0V,Vds=4V, Id=5mA

Available JFET Packages

TO-72 PACKAGE WITH CAN (Light Reset Package available)



452 West 1260 North Orem, UT 84057 P 801.225.0930 F 801.221.1121



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