BF421 series datasheets. Manufacturer: Siemens.

BF421 PNP silicon transistor with reverse voltage in 3-pin TO-92 package. Datasheet*) BF423 PNP silicon transistor with reverse voltage in 3-pin TO-92 package. Datasheet*) There are other manufacturers for this components. For more information please check BF421 (Continental Device India Ltd) BF421 (General Semiconductor) BF421 (Korea Electronics Co., Ltd.) BF421 (ME) BF421 (Motorola) BF421 (Philips Semiconductors) BF421 (SGS-Thomson Microelectronics)

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