BF422 ON Semiconductor, BF422 Datasheet - Page 2

• Manufacturer Part Number: BF422
• Description: TRANS NPN GP SS 250V 50MA TO-92
• Manufacturer: ON Semiconductor

Specifications of BF422

• Transistor Type: NPN
• Current - Collector (ic) (max): 50mA
• Voltage - Collector Emitter Breakdown (max): 250V
• Vce Saturation (max) @ Ib, Ic: 500mV @ 2mA, 20mA
• Dc Current Gain (hfe) (min) @ Ic, Vce: 50 @ 25mA, 20V
• Power - Max: 830mW
• Frequency - Transition: 60MHz
• Mounting Type: Through Hole
• Package / Case: TO-92-3 (Standard Body), TO-226
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Current - Collector Cutoff (max): -

1. Pulse Test: Pulse Width v 300 ms; Duty Cycle v 2.0%.
ELECTRICAL CHARACTERISTICS
OFF CHARACTERISTICS
ON CHARACTERISTICS
SMALL−SIGNAL CHARACTERISTICS
Collector −Emitter Breakdown Voltage (Note 1)
Collector −Base Breakdown Voltage
Emitter −Base Breakdown Voltage
Collector Cutoff Current
Emitter Cutoff Current
DC Current Gain
Collector −Emitter Saturation Voltage
Base −Emitter Saturation Voltage
Current Gain − Bandwidth Product
Common Emitter Feedback Capacitance
(I
(I
(I
(V
(V
(I
(I
(I
(I
(V
C
C
E
C
C
C
C
CB
EB
CB
= 100 mAdc, I
= 1.0 mAdc, I
= 100 mAdc, I
= 25 mAdc, V
= 20 mAdc, I
= 20 mAdc, I
= 10 mAdc, V
= 5.0 Vdc, I
= 200 Vdc, I
= 30 Vdc, I
B
B
E
B
E
C
C
CE
CE
E
= 2.0 mAdc)
= 2.0 mAdc)
= 0, f = 1.0 MHz)
= 0)
= 0)
= 0)
= 0)
= 0)
= 20 Vdc)
= 10 Vdc, f = 20 MHz)
Characteristic
(T
A
= 25°C unless otherwise noted)
http://onsemi.com
BF420, BF422
2
BF420
BF422
BF420
BF422
BF420
BF422
BF420
BF422
BF420
BF422
BF420
BF422
V
V
V
Symbol
V
V
(BR)CEO
(BR)CBO
(BR)EBO
I
CE(sat)
BE(sat)
I
h
CBO
EBO
C
f
FE
T
re
Min
300
250
300
250
5.0
5.0
50
50
60
−
−
−
−
−
−
−
Max
0.01
100
0.5
2.0
1.6
−
−
−
−
−
−
−
−
−
−
−
mAdc
nAdc
MHz
Unit
Vdc
Vdc
Vdc
Vdc
Vdc
pF
−