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SD1391 Description

The SD1391 is a gold metallized NPN planar transistor using diffused emitter ballast resistors for reliability and ruggedness. The SD1391 is specifically designed as a low power, high gain driver and can be operated in Class A, B or C. SD1391 ELECTRICAL SPECIFICATIONS (T case = 25° C) STATIC S ym bo l Te s t C o n ditio n s Va lu e Min.