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2SA478

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ID = 83640
       
Country:
Japan
Brand: Toshiba Corporation; Tokyo
Tube type:  Transistor   RF/IF-Stage 
Identical to 2SA478
Similar Tubes
Normally replaceable-slightly different:
  ASY78T

Base Wires
Was used by Radio/TV-reception etc.
Description

PNP germanium alloy transistor

Type Designator: 2SA478

Material of Transistor: Ge

Polarity: PNP

Maximum Collector Power Dissipation (Pc): 0.125 W

Maximum Collector-Base Voltage |Vcb|: 40 V

Maximum Collector-Emitter Voltage |Vce|: 40 V

Maximum Emitter-Base Voltage |Veb|: 2 V

Maximum Collector Current |Ic max|: 0.4 A

Max. Operating Junction Temperature (Tj): 85 °C

Transition Frequency (ft): 20 MHz

Collector Capacitance (Cc): 5 pF

Forward Current Transfer Ratio (hFE), MIN: 60

 
Dimensions (WHD)
incl. pins / tip
6 x 10 x mm / 0.24 x 0.39 x inch
Weight 1 g / 0.04 oz
Information source - - Manufacturers Literature   

Collection of

 
j_toshiba_2sa478_front.jpg

2SA478
 

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