BF421
BF421 is SMALL SIGNAL PNP TRANSISTOR manufactured by STMicroelectronics.
® 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 PLEMENTARY TYPE IS
)BF420 ct(s APPLICATIONS us VIDEO AMPLIFIER CIRCUITS (RGB d CATHODE CURRENT CONTROL) ros TELEPHONE WIRELINE INTERFACE (HOOK lete PSWITCHES, DIALER CIRCUITS)
TO-92 Bulk
TO-92 Ammopack
INTERNAL SCHEMATIC DIAGRAM
Product(s)
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