BD437 - Silicon NPN transistor
BD437 Features
* BD438 。 Complementary pair with BD438. / Applications 。 Medium power linear and switching applications. / Equivalent Circuit / Pinning 12 3 PIN1:Emitter PIN 2:Collector PIN 3:Base / hFE Classifications & Marking 。See Marking Instructions. http://www.fsbrec.com 1/6 BD437 Rev.E Mar.-