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MMBR4957 Dataheets PDF



Part Number MMBR4957
Manufacturers Motorola
Logo Motorola
Description RF Amplifier Transistor
Datasheet MMBR4957 DatasheetMMBR4957 Datasheet (PDF)

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 ELECTRICAL CHARACTERISTICS (.

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