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BD439. For precise diagrams, and layout, please refer to the original PDF.
BD435, BD437, BD439, BD441 Plastic Medium Power Silicon NPN Transistor This series of plastic, medium−power silicon NPN transistors can be used for amplifier and switchin...
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m−power silicon NPN transistors can be used for amplifier and switching applications. Complementary types are BD438 and BD442. Features http://onsemi.com • Pb−Free Package is Available* 4.