2SD644 Datasheet and Replacement

   Type Designator: 2SD644
   Material of Transistor: Si
   Polarity: NPN
   Maximum Collector Power Dissipation (Pc): 300 W
   Maximum Collector-Base Voltage |Vcb|: 600 V
   Maximum Collector-Emitter Voltage |Vce|: 450 V
   Maximum Emitter-Base Voltage |Veb|: 5 V
   Maximum Collector Current |Ic max|: 60 A
   Max. Operating Junction Temperature (Tj): 150 °C
   Forward Current Transfer Ratio (hFE), MIN: 150
   Noise Figure, dB: -
   Package: TO3

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2SD644 Datasheet (PDF)

9.1. Size:102K toshiba
2sd647 2sd697.pdf pdf_icon

9.2. Size:98K toshiba
2sd648.pdf pdf_icon

9.3. Size:92K toshiba
2sd641.pdf pdf_icon

9.4. Size:91K no
2sd640.pdf pdf_icon

9.5. Size:221K inchange semiconductor
2sd649.pdf pdf_icon

INCHANGE Semiconductor isc Product Specification isc Silicon NPN Power Transistor 2SD649 DESCRIPTION High Breakdown Voltage- : VCBO= 1500V (Min) High Reliability APPLICATIONS Designed for line-operated horizontal deflection output applications. ABSOLUTE MAXIMUM RATINGS(Ta=25) SYMBOL PARAMETER VALUE UNITVCBO Collector-Base Voltage 1500 V VCES Collector-Emitter V

9.6. Size:199K inchange semiconductor
2sd640.pdf pdf_icon

INCHANGE Semiconductorisc Silicon NPN Power Transistor 2SD640DESCRIPTIONCollector-Emitter Breakdown Voltage-: V = 400V (Min)(BR)CEOLow Collector-Emitter Saturation Voltage-: V = 1.5V (Max.)@ I = 5ACE(sat) CExcellent Safe Operating AreaMinimum Lot-to-Lot variations for robust deviceperformance and reliable operationAPPLICATIONSHigh voltage switching applicatio

9.7. Size:205K inchange semiconductor
2sd641.pdf pdf_icon

isc Silicon NPN Power Transistor 2SD641DESCRIPTIONCollector-Emitter Breakdown Voltage-: V = 400V (Min)(BR)CEOLow Collector-Emitter Saturation Voltage-: V = 1.5V (Max.)@ I = 10ACE(sat) CMinimum Lot-to-Lot variations for robust deviceperformance and reliable operationAPPLICATIONSHigh voltage switching applications.High power amplifier applications.ABSOLUTE MAXI

Datasheet: 2SD637 , 2SD638 , 2SD639 , 2SD64 , 2SD640 , 2SD641 , 2SD642 , 2SD643 , BC327 , 2SD645 , 2SD646 , 2SD646A , 2SD647 , 2SD647A , 2SD648 , 2SD648A , 2SD649 .