SD1390 Overview
The SD1390 is a gold metallized NPN planar transistor using diffused emitter ballast resistors for reliability and ruggedness. The SD1390 is specifically designed as a low power, high gain driver and can be operated in Class A, B or C. SD1390 ELECTRICAL SPECIFICATIONS (T case = 25° C) STATIC S ym bo l Te s t C o n ditio n s Va lu e Min.