BF421

Configuration : Single
Maximum Operating Temperature : + 150 C
Transistor Polarity : PNP
Emitter- Base Voltage VEBO : - 5 V
Mounting Style : Through Hole
Package / Case : TO-92
Maximum DC Collector Current : 0.5 A
Collector- Emitter Voltage VCEO Max : 300 V
Packaging : Bulk
DC Collector/Base Gain hfe Min : 50
Maximum Operating Frequency : 60 MHz


Features:

PNP Silicon Epitaxial Transistors especially suited for application in class-B video output stages of TV receivers and monitors.
As complementary types, the NPN tran- sistors BF420 and BF422 are recom- mended.





Specifications

	Symbol	Value	Unit
Collector-Base Voltage BF421 BF423	-VCBO -VCBO	300 250	V V
Collector-Emitter Voltage BF423	-VCEO	250	V
Collector-Emitter Voltage BF421	-VCER	300	V
Emitter-Base Voltage	-VEBO	5	V
Collector Current	-IC	50	mA
Peak Collector Current	-ICM	100	mA
Power Dissipation at Tamb = 25	Ptot	8301)	mW
Junction Temperature	Tj	150
Storage Temperature Range	TS	65 to +150

1)Valid provided that leads are kept at ambient temperature at a distance of 2 mm from case.