2N4339 Datasheet, PDF (2/2 Pages) Seme LAB – LOW NOISE N-CHANNEL JFET

2N4339
OFF ELECTRICAL CHARACTERISTICS (T_case = 25°C unless otherwise stated)
Parameter
Test Conditions Min. Typ. Max.
V_{(BR)GSS Gate-Source Breakdown Voltage}
I_G = -1µA
50
I_GSS
Gate Reverse Current
V_GS = -30V
0.1
V_{GS(OFF) Gate-Source Cutoff Voltage}
V_DS = 15V I_D = 0.1µA
-0.6
-1.8
Unit
V
nA
V
ON ELECTRICAL CHARACTERISTICS
Parameter
I_DSS
Zero Gate Voltage Drain Current
Test Conditions
V_DS = 15V
Min. Typ. Max. Unit
0.5
1.5 mA
SMALL SIGNAL CHARACTERISTICS
|Y_fs|
|Y_os|
C_iss
C_rss
r_ds(on)
Parameter
Forward Transfer Admittance
Output Admittance
Input Capacitance
Reverse Transfer Capacitance
Drain Source On Resistance
Test Conditions
V_DS = 15V f = 1.0KHz
V_DS = 15V f = 1.0KHz
V_DS = 0V
V_GS = 0V
f = 1.0KHz
Min.
800
Typ.
Max.
2400
15
6.0
2.0
1700
Unit
µS
pF
FUNCTIONAL CHARACTERISTICS
Parameter
NF
Noise Figure
Test Conditions
V_DS = 15V f = 1.0KHz
R_G = 1.0M
Min. Typ. Max. Unit
1.0
dB
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Document Number 3887
Issue 1