• Part: MMBR4957
  • Description: RF Amplifier Transistor
  • Manufacturer: Motorola Semiconductor
  • Size: 30.52 KB
Download MMBR4957 Datasheet PDF

Datasheet Summary

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 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 ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise noted.) Characteristic OFF CHARACTERISTICS Collector-Emitter Breakdown Voltage (IC = 1.0 mAdc, Ib = 0) Collector-Base Breakdown Voltage c(l = 100 /xAdc, Ie = 0) Emitter-Base...