JFET VHF/UHF AMPLIFIERS
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MOTOROLA
SEMICONDUCTOR TECHNICAL DATA
Order this document by J308/D
JFET VHF/UHF Amplifiers
J30...
Description
www.DataSheet4U.com
MOTOROLA
SEMICONDUCTOR TECHNICAL DATA
Order this document by J308/D
JFET VHF/UHF Amplifiers
J308
1 DRAIN
N–Channel — Depletion
3 GATE
J309 J310
Motorola Preferred Devices
2 SOURCE
MAXIMUM RATINGS
Rating Drain – Source Voltage Gate–Source Voltage Forward Gate Current Total Device Dissipation @ TA = 25°C Derate above 25°C Junction Temperature Range Storage Temperature Range Symbol VDS VGS IGF PD TJ Tstg Value 25 25 10 350 2.8 – 65 to +125 – 65 to +150 Unit Vdc Vdc mAdc mW mW/°C °C °C CASE 29–04, STYLE 5 TO–92 (TO–226AA)
1 2 3
ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise noted)
Characteristic Symbol Min Typ Max Unit
OFF CHARACTERISTICS
Gate – Source Breakdown Voltage (IG = –1.0 µAdc, VDS = 0) Gate Reverse Current (VGS = –15 Vdc, VDS = 0, TA = 25°C) (VGS = –15 Vdc, VDS = 0, TA = +125°C) Gate Source Cutoff Voltage (VDS = 10 Vdc, ID = 1.0 nAdc) J308 J309 J310 V(BR)GSS IGSS — — VGS(off) – 1.0 – 1.0 – 2.0 — — — – 6.5 – 4.0 – 6.5 — — –1.0 –1.0 nAdc µAdc Vdc – 25 — — Vdc
ON CHARACTERISTICS
Zero – Gate –Voltage Drain Current(1) (VDS = 10 Vdc, VGS = 0) IDSS J308 J309 J310 VGS(f) 12 12 24 — — — — — 60 30 60 1.0 Vdc mAdc
Gate–Source Forward Voltage (VDS = 0, IG = 1.0 mAdc)
SMALL– SIGNAL CHARACTERISTICS
Common–Source Input Conductance (VDS = 10 Vdc, ID = 10 mAdc, f = 100 MHz) Re(yis) J308 J309 J310 Re(yos) Gpg — — — — — 0.7 0.7 0.5 0.25 16 — — — — — mmhos dB mmhos
Common–Source Output Conductance (VDS = 10 Vdc, ID = 10 mAdc, f = 100 MHz) Common–G...
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