Details, datasheet, quote on part number: MRF454
PartMRF454
CategoryDiscrete => Transistors => Bipolar => RF
Description80 W, 30 Mhz, RF Power Transistor NPN Silicon
CompanyM/A-COM, Inc.
DatasheetDownload MRF454 datasheet
Cross ref.Similar parts: ECG336
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Features, Applications

Designed for power amplifier applications in industrial, commercial and amateur radio equipment to 30 MHz. Specified 12.5 Volt, 30 MHz Characteristics Output Power = 80 Watts Minimum Gain 12 dB Efficiency = 50% MAXIMUM RATINGS

Rating Collector­Emitter Voltage Collector­Base Voltage Emitter­Base Voltage Collector Current Continuous Total Device Dissipation = 25°C Derate above 25°C Storage Temperature Range Symbol VCEO VCBO VEBO IC PD Tstg Value to +150 Unit Vdc Adc Watts W/°C °C

Characteristic Thermal Resistance, Junction to Case Symbol RJC Max 0.7 Unit °C/W CASE 211­11, STYLE 1

Collector­Emitter Breakdown Voltage (IC = 100 mAdc, = 0) Collector­Emitter Breakdown Voltage (IC = 50 mAdc, VBE = 0) Emitter­Base Breakdown Voltage (IE = 10 mAdc, = 0) V(BR)CEO V(BR)CES V(BR)EBO 36 4.0 Vdc

Common­Emitter Amplifier Power Gain (VCC = 12.5 Vdc, Pout = 30 MHz) Collector Efficiency (VCC = 12.5 Vdc, Pout = 30 MHz) Series Equivalent Input Impedance (VCC = 12.5 Vdc, Pout = 30 MHz) Series Equivalent Output Impedance (VCC = 12.5 Vdc, Pout = 30 MHz) Parallel Equivalent Input Impedance (VCC = 12.5 Vdc, Pout = 30 MHz) Parallel Equivalent Output Impedance (VCC = 12.5 Vdc, Pout = 30 MHz) Gpe Zin Zout dB % Ohms

C2, C4 ARCO 469 C3 ARCO C5 1000 pF, UNELCO 0.1 µF Disc Ceramic µF/15 V Electrolytic 10 Ohm/1.0 Watt, Carbon

L1 3 Turns, #18 AWG, 5/16 I.D., 5/16 Long L2 VK200­20/4B, FERROXCUBE L3 12 Turns, #18 AWG Enameled Wire, 1/4 I.D., Close Wound L4 3 Turns 1/8 O.D. Copper Tubing, 3/8 I.D., 3/4 Long L5 7 FERRITE Beads, FERROXCUBE #56­590­65/3B

Figure 2. Output Power versus Input Power
Figure 3. Output Power versus Supply Voltage
NOTES: 1. DIMENSIONING AND TOLERANCING PER ANSI 1982. 2. CONTROLLING DIMENSION: INCH.

Specifications subject to change without notice. n North America: Tel. (800) 366-2266, Fax 618-8883 n Asia/Pacific: Tel.+81-44-844-8296, Fax +81-44-844-8298 n Europe: Tel. 300 020

Visit www.macom.com for additional data sheets and product information.

 

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