2SA421 Datasheet and Replacement
Type Designator: 2SA421
Material of Transistor: Ge
Polarity: PNP
Maximum Collector Power Dissipation (Pc): 0.05 W
Maximum Collector-Base Voltage |Vcb|: 20 V
Maximum Collector-Emitter Voltage |Vce|: 20 V
Maximum Collector Current |Ic max|: 0.005 A
Max. Operating Junction Temperature (Tj): 85 °C
Transition Frequency (ft): 400 MHz
Collector Capacitance (Cc): 2 pF
Forward Current Transfer Ratio (hFE), MIN: 25
Noise Figure, dB: -
Package: TO72
2SA421 Substitution
2SA421 Datasheet (PDF)
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Datasheet: 2SA413 , 2SA414 , 2SA415 , 2SA416 , 2SA417 , 2SA419 , 2SA42 , 2SA420 , 8050 , 2SA422 , 2SA423 , 2SA424 , 2SA425 , 2SA426 , 2SA427 , 2SA428 , 2SA429 .
History: MJE13003DN5 | 2SD2420 | MPS2369 | MJE13003E1
Keywords - 2SA421 transistor datasheet
2SA421 cross reference
2SA421 equivalent finder
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2SA421 replacement
History: MJE13003DN5 | 2SD2420 | MPS2369 | MJE13003E1



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