Bipolar Transistors Silicon NPN Epitaxial Type TTC1949 1. Applications Low-Frequency Power Amplifiers 2. Packaging and Internal Circuit TTC1949 1. Base 2. Emitter 3. Collector S-Mini 3. Absolute Maximum Ratings (Note) (Unless otherwise specified, Ta = 25 ) Characteristics Symbol Rating Unit Collector-base voltage VCBO 50 V Collector-emitter voltage VCEO 50 V Emitter-base voltage VEBO 5 V Collector current IC 500 mA Base current IB 50 mA Collector power dis.