2N4953NPN General Purpose Amplifier This device designed for use as general purpose amplifier and switches requiring collector currents to 500mA. Sourced from Process 10.TO-9211. Emitter 2. Collector 3. BaseNPN Epitaxial Silicon Transistor Absolute Maximum Ratings* Ta=25C unless otherwise noted Symbol Parameter Value UnitsVCEO Collector-Emitter Voltage 30 VVCBO C

Data Sheet No. 2N4957Generic Part Number:Type 2N49572N4957Geometry 0006Polarity PNPREF: MIL-PRF-19500/426Qual Level: JAN - JANSFeatures: Small signal RF silicon transistordesigned for high-gain, low-noiseapplications. Housed in a TO-72 case. Also available in chip form usingthe 0006 chip geometry. The Min and Max limits shown areper MIL-PRF-19500/426