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Technical content
NPN SILICON RF POWER TRANSISTOR
DESCRIPTION
The PMRF227 is designed for VHF class C FM power amplifier applications operating at 12.5 Volts. The grounded emitter configuration extends the useful frequency of operation to 225 MHz.
FEATURES
- Replacement for Motorola MRF227
- Grounded Emitter TO-39 Package
- All Gold Metalization for Enhanced Reliability MAXIMUM RATINGS TC = 25 °C SYMBOL RATING UNITS VCBO 36 V VCEO 16 V VEBO 4.0 V IC 600 mA PD 5.0 W qJC 35 °C/W TSTG -65 to +200 °C TJ +200 °C Outline drawing: IN-565491 ELECTRICAL CHARACTERISTICS TC = 25°C SYMBOL TEST CONDITIONS MINIMUM TYPICAL MAXIMUM UNITS BVCES IC = 50 mA 36 V BVCEO IC = 50 mA 16 V BVEBO IE = 1 mA 4 V ICBO VCB = 15.0 V 1 mA hFE VCE = 5 V I C = 50 mA 20 200 --- COB VCB = 12.5 V f = 1 MHz 15 pF PG hC VCE = 12.5 P OUT = 3.0 W F = 225 MHz 13.5 dB Rev. 0 Page 1 of 1 C B E Emitter connected to case Teledyne Microwave Solutions • 650-691-9800 • FAX: 650-962-6845 Specifications subject to change without notice.
Ø D Ø A 45° C B E G H .200 / 5.080 MINIMUM inches / mm .029 / 0.740 .355 / 9.020 .028 / 0.720 .315 / 8.010 .165 / 4.200 .500 / 12.700 .016 / 0.410 C D E F G H B A .020 / 0.508 .335 / 8.500 .180 / 4.570 .370 / 9.370 MAXIMUM .034 / 0.860 inches / mm .045 / 1.140 .750 / 19.050 F DIM Rev. 0 Page 2 of 2 Outline drawing: IN-565491 Teledyne Microwave Solutions • 650-691-9800 • FAX: 650-962-6845 Specifications subject to change without notice..