LOW-FREQUENCY / LOW NOISE JFET
MAXIMUM RATINGS
Rating
Drain-Gate Voltage
Gate-Source Voltage
Gate Current
@Total Device Dissipation T/^ = 25°C
Derate a...
Description
MAXIMUM RATINGS
Rating
Drain-Gate Voltage
Gate-Source Voltage
Gate Current
@Total Device Dissipation T/^ = 25°C
Derate above 25°C Storage Temperature Range
Symbol VDG
. v GS
lG
PD
Tstg
Value 50 50 10 300
1.7
-65 to +175
Unit
Vdc
Vdc
mA
mW
mW/°C
°C
2N3458 2N3459 2N3460
CASE 22-03, STYLE 4
TO-18 (TO-206AA)
JFET LOW-FREQUENCY/
LOW NOISE —N-CHANNEL DEPLETION
ELECTRICAL CHARACTERISTICS (Ta = 25°C unless otherwise noted.)
Characteristic
OFF CHARACTERISTICS
Gate-Source Breakdown Voltage (lG = 1.0 /iA)
Gate Reverse Current
(VGS = -30 V)
Gate Source Cutoff Voltage (V D s = D20, l = 1.0 nA.)
ON CHARACTERISTICS
2N3458 2N3459 2N3460
Zero-Gate-Voltage Drain (V D s = 20 Volts)
2N3458 2N3459 2N3460
SMALL-SIGNAL CHARACTERISTICS
Forward Transfer Admittance (Vqs = 20 Volts, f = 1.0 kHz)
2N3458 2N3459 2N3460
Output Admittance (Vqs = 30 Volts, f = 1.0 kHz)
2N3458 2N3459 2N3460
Input Capacitance
(V DS = 10 V)
Output Capacitance
(V DS = 30 V) FUNCTIONAL CHARACTERISTICS
Noise Figure
...
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