All Transistors. BD643 Datasheet

 

BD643 Datasheet and Replacement


   Type Designator: BD643
   Material of Transistor: Si
   Polarity: NPN
   Maximum Collector Power Dissipation (Pc): 70 W
   Maximum Collector-Base Voltage |Vcb|: 45 V
   Maximum Collector-Emitter Voltage |Vce|: 45 V
   Maximum Emitter-Base Voltage |Veb|: 5 V
   Maximum Collector Current |Ic max|: 10 A
   Max. Operating Junction Temperature (Tj): 175 °C
   Transition Frequency (ft): 1 MHz
   Forward Current Transfer Ratio (hFE), MIN: 750
   Noise Figure, dB: -
   Package: TO220
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BD643 Datasheet (PDF)

 ..1. Size:194K  inchange semiconductor
 bd643.pdf pdf_icon

BD643

isc Silicon NPN Darlington Power Transistor BD643DESCRIPTIONCollector-Emitter Breakdown Voltage-: V = 45V(Min)(BR)CEOHigh DC Current Gain: h = 750(Min) @I = 3AFE CLow Saturation VoltageComplement to Type BD644Minimum Lot-to-Lot variations for robust deviceperformance and reliable operationAPPLICATIONSDesigned for use as complementary AF push-pull outputst

 0.1. Size:331K  comset
 bd643-bd645-bd647-bd649-bd651.pdf pdf_icon

BD643

SEMICONDUCTORSBD643/645/647/649/651 SILICON DARLINGTON POWER TRANSISTORS NPN epitaxial-base transistors in a monolithic Dalrington circuit and housed in a TO-220 enveloppe. They are intended for output stages in audio equipment, general amplifiers, and analogue switching application. PNP complements are BD644, BD646, BD648, BD650 and BD652 ABSOLUTE MAXIMUM RATINGS Symbol Ratings

 0.2. Size:214K  inchange semiconductor
 bd643f.pdf pdf_icon

BD643

INCHANGE Semiconductorisc Silicon NPN Darlington Power Transistor BD643FDESCRIPTIONHigh DC Current GainLow Saturation VoltageComplement to Type BD644FMinimum Lot-to-Lot variations for robust deviceperformance and reliable operationAPPLICATIONSDesigned for use as complementary AF push-pull outputstage applicationsABSOLUTE MAXIMUM RATINGS(T =25)aSYMBOL PARAM

Datasheet: 2SA1771 , 2SA178 , 2SA1790 , 2SA1791 , 2SA1792 , 2SA1793 , 2SA1794 , 2SA1795 , 2SD1047 , 2SA1799 , 2SA17H , 2SA18 , 2SA180 , 2SA1800 , 2SA1800O , 2SA1800R , 2SA1800Y .

History: KT805A | BFT92 | ECG69 | S8550J | KRA553U | HUN2114 | 40980

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