B-58
01/99
J230, J231
N-Channel Silicon Junction Field-Effect Transistor
樓 Audio Amplifiers
Absolute maximum ratings at T
A
= 25隆C
Reverse Gate Source & Reverse Gate Drain Voltage
Continuous Forward Gate Current
Continuous Device Power Dissipation
Power Derating
鈥?40 V
50 mA
360 mW
3.27 mW/擄C
At 25擄C free air temperature:
Static Electrical Characteristics
Gate Source Breakdown Voltage
Gate Reverse Current
Gate Operating Current
Gate Source Cutoff Voltage
Drain Saturation Current (Pulsed)
Dynamic Electrical Characteristics
Common Source Forward
Transconductance
Common Source Output Conductance
Common Source Input Capacitance
Common Source Reverse
Transfer Capacitance
Equivalent Short Circuit Input
Noise Voltage
g
fs
g
os
C
iss
C
rss
e
N
爐
V
(BR)GSS
I
GSS
I
G
V
GS(OFF)
I
DSS
J230
Min
鈥?40
鈥?250
鈥?
鈥?0.5
0.7
鈥?
3
鈥?1.5
2
Typ
Max
Min
鈥?40
J231
Typ
Max
Unit
V
鈥?250
鈥?
鈥?
6
pA
pA
V
mA
Process NJ16
Test Conditions
I
G
= 鈥?1碌A, V
DS
= 脴V
V
GS
= 鈥?30V, V
DS
= 脴V
V
DS
= 20V, I
D
= 脴V
V
DS
= 20V, I
D
= 1 碌A
V
DS
= 20V, V
GS
= 脴V
1000
1.5
4
1
8
2
3500
1500
3
4
1
4000
碌S
碌S
pF
pF
V
DS
= 20V, V
GS
= 脴V
V
DS
= 20V, V
GS
= 脴V
V
DS
= 20V, V
GS
= 脴V
V
DS
= 20V, V
GS
= 脴V
V
DS
= 10V, V
GS
= 脴V
V
DS
= 10V, V
GS
= 脴V
f = 1 kHz
f = 1 kHz
f = 1 MHz
f = 1 MHz
f = 10 Hz
f = 1 kHz
30
8
2
30
nV/鈭欻z
nV/鈭欻z
TO脨226AA Package
Dimensions in Inches (mm)
Surface Mount
SMPJ230, SMPJ231
Pin Configuration
1 Drain, 2 Source, 3 Gate
1000 N. Shiloh Road, Garland, TX 75042
(972) 487-1287
FAX
(972) 276-3375
www.interfet.com
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