MMBR4957 Datasheet (Motorola) - RF Amplifier Transistor

MMBR4957, RF Amplifier Transistor

MAXIMUM RATINGS Rating Collector-Emitter Voltage Collector-Base Voltage Emitter-Base Voltage Collector Current Continuous Symbol VCEO VCBO V EB ic THERMAL CHARACTERISTICS Characteristic Symbol "Total Device Dissipation, Ta = 25°C Derate above 25°C PD Storage Temperature T stq Thermal Resistance Junction to Ambient R&JA Package mounted on 99.5% alumina 10 x 8 x 0.6 mm.

Value 30 30 3.0 30 Max 350 2.8 150 357 Unit Vdc Vdc Vdc mAdc Unit mW mW/°C °C °CA/V ELEC