Document
F-28
01/99
NJ72L Process
Silicon Junction Field-Effect Transistor
¥ VHF/UHF Amplifier
Absolute maximum ratings at 25¡C free-air temperature.
Gate Current, Ig Operating Junction Temperature, Tj Storage Temperature, Ts 10 mA +150°C – 65°C to +175°C
G S-D S-D G
Die Size = 0.020" X 0.020" All Bond Pads = 0.004" Sq. Substrate is also Gate.
Devices in this Databook based on the NJ72L Process. Datasheet
U310 U311 U350
www.DataSheet4U.com
At 25°C free air temperature: Static Electrical Characteristics Gate Source Breakdown Voltage Reverse Gate Leakage Current Drain Saturation Current (Pulsed) Gate Source Cutoff Voltage Dynamic Electrical Characteristics Forward Transconductance Drain Source ON Resistance Input Capacitance Feedback Capacitance gfs rds(on) Ciss Crss 22 40 7 2.5 mS Ω pF pF V(BR)GSS IGSS IDSS VGS(OFF) 5 –1 Min – 20 Typ – 25 – 10 – 100 90 – 5.5 Max Unit V pA mA V
NJ72L Process Test Conditions IG = – 1 µA, VDS = ØV VGS = – 15V, VDS = ØV VDS = 15V, VGS = ØV VDS = 15V, ID = 1 nA
VDS = 15V, VGS = ØV ID = 1 mA, VGS = ØV VDS = ØV, VGS = – 10V VDS = ØV, VGS = – 10V
f = 1 kHz f = 1 kHz f = 1 MHz f = 1 MHz
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www.interfet.com
01/99
F-29
NJ72L Process
Silicon Junction Field-Effect Transistor
Drain Current as a Function of VDS
VGS(OFF) = Ð2.3 V
Gfs as a Function of VGS(OFF) 25 Transconductance in mS
25 VGS = Ø V Drain Current in mA 20 VGS = – 0.5 V 15 VGS = –1.0 V 10 VGS = –1.5 V 5 VGS = –2.0 V 0 5 10 15 20
20 15 10 5
0
–1
–2
–3
–4
–5
–6
Drain to Source Voltage in Volts
Gate Source Cutoff Voltage in Volts
Drain Saturation Current as a Function of VGS(OFF) Drain Source (on) Resistance in Ω Drain Saturation Current in mA 100 80 60 40 20 80 70 60 50 40 30 20 10 0 –1
Rds as a Function of VGS(OFF)
0
–1
–2
–3
–4
–5
–6
–2
–3
–4
–5
–6
Drain Source Cutoff Voltage in Volts
Drain Source Cutoff Voltage in Volts
Input Capacitance as a Function of VGS 15 13 VDS = Ø V 11 9 7 5 0 –4 –8 – 12 – 16 Gate Source Voltage in Volts VDS = 5 V VDS = 10 V Feedback Capacitance in pF Input Capacitance in pF 7 6 5 4
Feedback Capacitance as a Function of VGS
VDS = Ø V VDS = 5 V VDS = 10 V
3 2 0 –4 –8 – 12 – 16 Gate Source Voltage in Volts
.