2N4401
NPN General
Purpose Amplifier
TO-92
Features
• Through Hole Package
• Capable of 600mWatts of Power Dissipation
Electrical Characteristics @ 25°C Unless Otherwise Specified
Symbol Parameter Min Max Units
OFF CHARACTERISTICS
V
(BR)CEO
Collector-Emitter Breakdown Voltage*
(I
C
=1.0mAdc, I
B
=0)
40 Vdc
V
(BR)CBO
Collector-Base Breakdown Voltage
(I
C
=10mAdc, I
E
=0)
60 Vdc
V
(BR)EBO
Emitter-Base Breakdown Voltage
(I
E
=0.1mAdc, I
C
=0)
6.0 Vdc
I
BL
Base Cutoff Current
(V
CE
=35Vdc, V
BE
=0.4Vdc)
0.1 µAdc
I
CEX
Collector Cutoff Current
(V
CE
=35Vdc, V
BE
=0.4Vdc)
0.1 µAdc
ON CHARACTERISTICS
h
FE
DC Current Gain*
(I
C
=0.1mAdc, V
CE
=1.0Vdc)
(I
C
=1.0mAdc, V
CE
=1.0Vdc)
(I
C
=10mAdc, V
CE
=1.0Vdc)
(I
C
=150mAdc, V
CE
=1.0Vdc)
(I
C
=500mAdc, V
CE
=1.0Vdc)
20
40
80
100
40
300
V
CE(sat)
Collector-Emitter Saturation Voltage
(I
C
=150mAdc, I
B
=15mAdc)
(I
C
=500mAdc, I
B
=50mAdc)
0.4
0.75
Vdc
V
BE(sat)
Base-Emitter Saturation Voltage
(I
C
=150mAdc, I
B
=15mAdc)
(I
C
=500mAdc, I
B
=50mAdc)
0.75 0.95
1.2
Vdc
SMALL-SIGNAL CHARACTERISTICS
f
T
Current Gain-Bandwidth Product
(I
C
=20mAdc, V
CE
=10Vdc, f=100MHz) 250 MHz
C
cb
Collector-Base Capacitance
(V
CB
=5.0Vdc, I
E
=0, f=100kHz) 6.5 pF
C
eb
Emitter-Base Capacitance
(V
BE
=0.5Vdc, I
C
=0, f=100kHz) 30.0 pF
SWITCHING CHARACTERISTICS
t
d
Delay Time (V
CC
=30Vdc, V
BE
=0.2Vdc 15 ns
t
r
Rise Time I
C
=150mAdc, I
B1
=15mAdc) 20 ns
t
s
Storage Time (V
CC
=30Vdc, I
C
=150mAdc 225 ns
t
f
Fall Time I
B1
=I
B2
=15mAdc) 30 ns
*Pulse Width ≤ 300µs, Duty Cycle ≤ 2.0%
DIMENSIONS
INCHES MM
DIM MIN MAX MIN MAX NOTE
A .175 .185 4.45 4.70
B .175 .185 4.46 4.70
C .500 --- 12.7 ---
D .016 .020 0.41 0.63
E .135 .145 3.43 3.68
G .095 .105 2.42 2.67
Pin Configuration
Bottom View C B E
A E
B
C
D
G
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