MRF641 - Motorola

MRF641 RF POWER TRANSISTOR

MOTOROLA The RF Line SEMICONDUCTOR TECHNICAL DATA Order this document by MRF641/D NPN Silicon RF Power Transistor . . . designed for 12.5 Volt UHF large–signal amplifier applications in industrial and commercial FM equipment operating to 512 MHz. • Specified 12.5 Volt, 470 MHz Characteristics — Output Power = 15 Watts Minimum Gain = 7.8 dB Efficiency = 55.

Features

VCBO VEBO IC PD Tstg Value 16 36 4.0 3.0 43.7 0.25
  – 65 to +150 Unit Vdc Vdc Vdc Adc Watts W/°C °C THERMAL CHARACTERISTICS Characteristic Thermal Resistance, Junction to Case Symbol RθJC Max 4.0 Unit °C/W ELECTRICAL CHARACTERISTICS (TC = 25°C unless otherwise noted.) Characteristic Symbol Min Typ Max Unit OFF CHARACTERISTICS Collector
  –Emitter Breakdown Voltage (IC = 20 mAdc, IB = 0) Collector
  –Emitter Breakdown Voltage (IC = 20 mAdc, VBE = 0) Emitter
  –Base Breakdown Voltage (IE = 5.0 mAdc, IC = 0) Collector Cutoff Current (VCE = 15 Vdc, VBE = 0, TC = 25°C) V(BR)CEO V(BR)CES V(BR)EBO ICES 16 3.