All Transistors. BUY21A Datasheet

 

BUY21A Datasheet and Replacement


   Type Designator: BUY21A
   Material of Transistor: Si
   Polarity: NPN
   Maximum Collector Power Dissipation (Pc): 85 W
   Maximum Collector-Base Voltage |Vcb|: 400 V
   Maximum Collector-Emitter Voltage |Vce|: 230 V
   Maximum Collector Current |Ic max|: 7 A
   Max. Operating Junction Temperature (Tj): 200 °C
   Transition Frequency (ft): 15 MHz
   Collector Capacitance (Cc): 200 pF
   Forward Current Transfer Ratio (hFE), MIN: 20
   Noise Figure, dB: -
   Package: TO3
 
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BUY21A Datasheet (PDF)

 9.1. Size:208K  inchange semiconductor
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BUY21A

isc Silicon NPN Power Transistor BUY21DESCRIPTIONCollector-Emitter Breakdown Voltage-:V = 180V(Min.)(BR)CEOExcellent Safe Operating AreaHigh Speed SwitchingMinimum Lot-to-Lot variations for robust deviceperformance and reliable operationAPPLICATIONSDesigned for use in switching-control amplifiers, powergates,switching regulators, converters, and inverter.ABSOLU

Datasheet: BUY14 , BUY16 , BUY17 , BUY18 , BUY18S , BUY19 , BUY20 , BUY21 , S8550 , BUY22 , BUY23 , BUY23A , BUY23B , BUY24 , BUY26 , BUY27 , BUY28 .

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