BF420 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'BF420' PDF : 5 Pages View PDF
®
BF420
SMALL SIGNAL NPN TRANSISTOR
PRELIMINARY DATA
Ordering Code
BF420
BF420-AP
Marking Package / Shipment
BF420 TO-92 / Bulk
BF420 TO-92 / Ammopack
s SILICON EPITAXIAL PLANAR NPN HIGH
VOLTAGE TRANSISTOR
s TO-92 PACKAGE SUITABLE FOR
THROUGH-HOLE PCB ASSEMBLY
s THE PNP COMPLEMENTARY TYPE IS
BF421
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 < 5 ms)
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
oC
oC
1/5
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