BF421
Rev.E Mar.-2016
DATA SHEET
/ Descriptions TO-92
PNP 。Silicon
PNP transistor in a TO-92 Plastic Package.
/ Features
, BF420 。 High voltage, complementary pair with BF420.
/ Applications
,。 High voltage switching and amplifier ,color TV chrome output.
/ Equivalent Circuit
/ Pinning
1 23
PIN1：Base
PIN 2：Collector
PIN 3：Emitter
/ hFE Cla...
