BULT106D Datasheet, PDF (1/5 Pages) STMicroelectronics – High voltage fast-switching NPN power transistor

®
BF421
SMALL SIGNAL PNP TRANSISTOR
PRELIMINARY DATA
Ordering Code
BF421
BF421-AP
Marking Package / Shipment
BF421 TO-92 / Bulk
BF421 TO-92 / Ammopack
s SILICON EPITAXIAL PLANAR PNP HIGH
VOLTAGE TRANSISTOR
s TO-92 PACKAGE SUITABLE FOR
THROUGH-HOLE PCB ASSEMBLY
s THE NPN COMPLEMENTARY TYPE IS
BF420
APPLICATIONS
s VIDEO AMPLIFIER CIRCUITS (RGB
CATHODE CURRENT CONTROL)
s TELEPHONE WIRELINE INTERFACE (HOOK
SWITCHES, DIALER CIRCUITS)
TO-92
Bulk
TO-92
Ammopack
INTERNAL SCHEMATIC DIAGRAM
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
VCBO Collector-Base Voltage (IE = 0)
VCEO Collector-Emitter Voltage (IB = 0)
VEBO Emitter-Base Voltage (IC = 0)
IC
Collector Current
ICM Collector Peak Current (tp < 5ms)
Ptot Total Dissipation at TC = 25 ^oC
Tstg Storage Temperature
Tj
Max. Operating Junction Temperature
February 2003
Value
-300
-300
-5
-500
-600
830
-65 to 150
150
Unit
V
V
V
mA
mA
mW
o_C
o_C
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