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BD643 Specs 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

 BD643 Transistor Equivalent Substitute - Cross-Reference Search

   

BD643 detailed specifications

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

BD643

isc Silicon NPN Darlington Power Transistor BD643 DESCRIPTION Collector-Emitter Breakdown Voltage- V = 45V(Min) (BR)CEO High DC Current Gain h = 750(Min) @I = 3A FE C Low Saturation Voltage Complement to Type BD644 Minimum Lot-to-Lot variations for robust device performance and reliable operation APPLICATIONS Designed for use as complementary AF push-pull output st... See More ⇒

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

BD643

SEMICONDUCTORS BD643/645/647/649/651 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... See More ⇒

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

BD643

INCHANGE Semiconductor isc Silicon NPN Darlington Power Transistor BD643F DESCRIPTION High DC Current Gain Low Saturation Voltage Complement to Type BD644F Minimum Lot-to-Lot variations for robust device performance and reliable operation APPLICATIONS Designed for use as complementary AF push-pull output stage applications ABSOLUTE MAXIMUM RATINGS(T =25 ) a SYMBOL PARAM... See More ⇒

Detailed specifications: BD619 , BD620 , BD633 , BD634 , BD635 , BD636 , BD637 , BD638 , BD333 , BD643F , BD644 , BD644F , BD645 , BD645F , BD646 , BD646F , BD647 .

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