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MOTOROLA The RF Line SEMICONDUCTOR TECHNICAL DATA Order this document by MRF421/D NPN Silicon RF Power Transistor Designed primarily for application as a high-power linear amplifier from 2.0 to 30 MHz. * Specified 12.5 Volt, 30 MHz Characteristics -- Output Power = 100 W (PEP) Minimum Gain = 10 dB Efficiency = 40% * Intermodulation Distortion @ 100 W (PEP) -- IMD = - 30 dB (Min) * 100% Tested for Load Mismatch at all Phase Angles with 30:1 VSWR MRF421 100 W (PEP), 30 MHz RF POWER TRANSISTORS NPN SILICON CASE 211-11, STYLE 1 MAXIMUM RATINGS Rating Collector-Emitter Voltage Collector-Base Voltage Emitter-Base Voltage Collector Current -- Continuous Withstand Current -- 10 s Total Device Dissipation @ TC = 25C Derate above 25C Storage Temperature Range Symbol VCEO VCBO VEBO IC -- PD Tstg Value 20 45 3.0 20 30 290 1.66 - 65 to +150 Unit Vdc Vdc Vdc Adc Adc Watts W/C C THERMAL CHARACTERISTICS Characteristic Thermal Resistance, Junction to Case Symbol RJC Max 0.6 Unit C/W ELECTRICAL CHARACTERISTICS (TC = 25C unless otherwise noted.) Characteristic Symbol Min Typ Max Unit OFF CHARACTERISTICS Collector-Emitter Breakdown Voltage (IC = 50 mAdc, IB = 0) Collector-Emitter Breakdown Voltage (IC = 200 mAdc, VBE = 0) Collector-Base Breakdown Voltage (IC = 200 mAdc, IE = 0) Emitter-Base Breakdown Voltage (IE = 10 mAdc, IC = 0) Collector Cutoff Current (VCE = 16 Vdc, VBE = 0, TC = 25C) V(BR)CEO V(BR)CES V(BR)CBO V(BR)EBO ICES 20 45 45 3.0 -- -- -- -- -- -- -- -- -- -- 10 Vdc Vdc Vdc Vdc mAdc (continued) REV 1 (c)MOTOROLA RF DEVICE DATA Motorola, Inc. 1997 MRF421 1 ELECTRICAL CHARACTERISTICS - continued (TC = 25C unless otherwise noted.) Characteristic Symbol Min Typ Max Unit ON CHARACTERISTICS DC Current Gain (IC = 5.0 Adc, VCE = 5.0 Vdc) hFE 10 70 -- -- DYNAMIC CHARACTERISTICS Output Capacitance (VCB = 12.5 Vdc, IE = 0, f = 1.0 MHz) Cob -- 550 800 pF FUNCTIONAL TESTS Common-Emitter Amplifier Power Gain (VCC = 12.5 Vdc, Pout = 100 W, IC(max) = 10 Adc, ICQ = 150 mAdc, f = 30, 30.001 MHz) Collector Efficiency (VCC = 12.5 Vdc, Pout = 100 W, IC(max) = 10 Adc, ICQ = 150 mA, f = 30, 30.001 MHz) Intermodulation Distortion (1) (VCE = 12.5 Vdc, Pout = 100 W, IC = 10 Adc, ICQ = 150 mA, f = 30, 30.001 MHz) GPE 10 12 -- dB 40 -- -- % IMD -- - 33 - 30 dB NOTE: 1. To proposed EIA method of measurement. Reference peak envelope power. R1 + BIAS - CR1 L5 C5 C6 L4 L2 C4 RF INPUT C2 L1 D.U.T. C1 R2 C3 L3 C7 C8 C9 C10 + 12.5 Vdc - RF OUTPUT C1, C2, C4 -- 170 - 780 pF, ARCO 469 C3 -- 80 - 480 pF, ARCO 466 C5, C7, C10 -- ERIE 0.1 F, 100 V C6 -- MALLORY 500 F @ 15 V Electrolytic C9 -- 100 F, 15 V Electrolytic C8 -- 1000 pF, 350 V UNDERWOOD R1 -- 10 , 25 Watt Wirewound R2 -- 10 , 1.0 Watt Carbon CR1 -- 1N4997 L1 -- 3 Turns, #16 Wire, 5/16 I.D., 5/16 Long L2 -- 12 Turns, #16 Enameled Wire Closewound, 1/4 I.D. L3 -- 1-3/4 Turns, 1/8 Tubing, 3/8 I.D., 3/8 Long L4 -- 10 H Molded Choke L5 -- 10 Ferrite Beads -- FERROXCUBE #56-590-65/3B Figure 1. 30 MHz Test Circuit Schematic MRF421 2 MOTOROLA RF DEVICE DATA 160 Pout , OUTPUT POWER (WATTS PEP) Pout , OUTPUT POWER (WATTS PEP) VCC = 12.5 V ICQ = 150 mA TWO TONE TEST: f = 30, 30.001 MHz 160 IMD = - 30 dB ICQ = 150 mA f = 30, 30.001 MHz 120 120 80 80 40 40 0 0 4 8 12 Pin, INPUT POWER (WATTS PEP) 16 0 8 10 12 14 VCC, SUPPLY VOLTAGE (VOLTS) 16 Figure 2. Output Power versus Input Power Figure 3. Output Power versus Supply Voltage 25 IMD, INTERMODULATION DISTORTION (dB) - 20 VCC = 12.5 V ICQ = 150 mA f = 30, 30.001 MHz 20 G PE , POWER GAIN (dB) - 25 15 - 30 10 VCC = 12.5 V ICQ = 150 mA Pout = 100 W PEP - 35 3RD ORDER 5 - 40 - 45 0 20 5TH ORDER 0 1.5 2 3 5 7 10 f, FREQUENCY (MHz) 15 20 30 40 60 80 100 Pout, OUTPUT POWER (WATTS PEP) 120 140 Figure 4. Power Gain versus Frequency Figure 5. Intermodulation Distortion versus Output Power 40 IC, COLLECTOR CURRENT (AMP) 20 30 TC = 25C 4 2 0.8 0.4 Zin 7.5 15 VCC = 12.5 V ICQ = 150 mA Pout = 100 W PEP FREQUENCY MHz 2.0 7.5 15 30 Zin Ohms 5.35 - j2.2 2.8 - j1.9 1.39 - j1.1 0.7 - j0.5 8 1 2 5 10 20 50 VCE, COLLECTOR-EMITTER VOLTAGE (VOLTS) 100 f = 2 MHz Figure 6. DC Safe Operating Area Figure 7. Series Equivalent Impedance MOTOROLA RF DEVICE DATA MRF421 3 20,000 Cout , PARALLEL EQUIVALENT OUTPUT CAPACITANCE (pF) VCC = 12.5 V ICQ = 150 mA Pout = 100 W (PEP) Rout , PARALLEL EQUIVALENT OUTPUT RESISTANCE (OHMS) 2.5 VCC = 12.5 V ICQ = 150 mA Pout = 100 W (PEP) 16,000 2 12,000 1.5 8000 1 4000 0.5 0 1.5 2 3 5 7 10 f, FREQUENCY (MHz) 15 20 30 0 1.5 2 3 5 7 10 f, FREQUENCY (MHz) 15 20 30 Figure 8. Output Capacitance versus Frequency Figure 9. Output Resistance versus Frequency PACKAGE DIMENSIONS A U M 1 NOTES: 1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982. 2. CONTROLLING DIMENSION: INCH. Q M 4 R B 2 3 D K J H C E SEATING PLANE DIM A B C D E H J K M Q R U STYLE 1: PIN 1. 2. 3. 4. INCHES MIN MAX 0.960 0.990 0.465 0.510 0.229 0.275 0.216 0.235 0.084 0.110 0.144 0.178 0.003 0.007 0.435 --- 45 _NOM 0.115 0.130 0.246 0.255 0.720 0.730 MILLIMETERS MIN MAX 24.39 25.14 11.82 12.95 5.82 6.98 5.49 5.96 2.14 2.79 3.66 4.52 0.08 0.17 11.05 --- 45 _NOM 2.93 3.30 6.25 6.47 18.29 18.54 EMITTER BASE EMITTER COLLECTOR CASE 211-11 ISSUE N Motorola reserves the right to make changes without further notice to any products herein. Motorola makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does Motorola assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation consequential or incidental damages. "Typical" parameters can and do vary in different applications. All operating parameters, including "Typicals" must be validated for each customer application by customer's technical experts. Motorola does not convey any license under its patent rights nor the rights of others. Motorola products are not designed, intended, or authorized for use as components in systems intended for surgical implant into the body, or other applications intended to support or sustain life, or for any other application in which the failure of the Motorola product could create a situation where personal injury or death may occur. Should Buyer purchase or use Motorola products for any such unintended or unauthorized application, Buyer shall indemnify and hold Motorola and its officers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized use, even if such claim alleges that Motorola was negligent regarding the design or manufacture of the part. Motorola and are registered trademarks of Motorola, Inc. Motorola, Inc. is an Equal Opportunity/Affirmative Action Employer. How to reach us: USA / EUROPE: Motorola Literature Distribution; P.O. Box 20912; Phoenix, Arizona 85036. 1-800-441-2447 MFAX: RMFAX0@email.sps.mot.com - TOUCHTONE (602) 244-6609 INTERNET: http://Design-NET.com JAPAN: Nippon Motorola Ltd.; Tatsumi-SPD-JLDC, Toshikatsu Otsuki, 6F Seibu-Butsuryu-Center, 3-14-2 Tatsumi Koto-Ku, Tokyo 135, Japan. 03-3521-8315 HONG KONG: Motorola Semiconductors H.K. Ltd.; 8B Tai Ping Industrial Park, 51 Ting Kok Road, Tai Po, N.T., Hong Kong. 852-26629298 MRF421 4 *MRF421/D* MRF421/D MOTOROLA RF DEVICE DATA |
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