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| MOTOROLA The RF Line SEMICONDUCTOR TECHNICAL DATA Order this document by MRF2628/D NPN Silicon RF Power Transistor . . . designed for 12.5 volt VHF large-signal power amplifiers in commercial and industrial FM equipment. * Compact .280 Stud Package * Specified 12.5 V, 175 MHz Performance Output Power = 15 Watts Power Gain = 12 dB Min Efficiency = 60% Min * Characterized to 220 MHz * Load Mismatch Capability at High Line and Overdrive MRF2628 15 W 136 - 220 MHz RF POWER TRANSISTOR NPN SILICON CASE 244-04, STYLE 1 MAXIMUM RATINGS Rating Collector-Emitter Voltage Collector-Base Voltage Emitter-Base Voltage Collector Current -- Continuous Total Device Dissipation @ TA = 25C Derate above 25C Storage Temperature Range Junction Temperature Symbol VCEO VCBO VEBO IC PD Tstg TJ Value 18 36 4.0 2.5 40 0.23 - 65 to +150 200 Unit Vdc Vdc Vdc Adc Watts W/C C C THERMAL CHARACTERISTICS Characteristic Thermal Resistance, Junction to Case Symbol RJC Max 4.0 Unit C/W ELECTRICAL CHARACTERISTICS (TC = 25C unless otherwise noted.) Characteristic Symbol Min Typ Max Unit OFF CHARACTERISTICS Collector-Emitter Breakdown Voltage (IC = 25 mAdc, IB = 0) Collector-Emitter Breakdown Voltage (IC = 25 mAdc, VBE = 0) Emitter-Base Breakdown Voltage (IE = 5.0 mAdc, IC = 0) Collector Cutoff Current (VCB = 15 Vdc, IE = 0) V(BR)CEO V(BR)CES V(BR)EBO ICBO 18 36 4.0 -- -- -- -- -- -- -- -- 1.0 Vdc Vdc Vdc mAdc (continued) REV 6 (c)MOTOROLA RF DEVICE DATA Motorola, Inc. 1994 MRF2628 1 ELECTRICAL CHARACTERISTICS -- continued (TC = 25C unless otherwise noted.) Characteristic Symbol Min Typ Max Unit ON CHARACTERISTICS DC Current Gain (IC = 500 mAdc, VCE = 5.0 Vdc) hFE 10 70 150 -- DYNAMIC CHARACTERISTICS Output Capacitance (VCB = 15 Vdc, IE = 0, f = 1.0 MHz) Cob -- 33 60 pF FUNCTIONAL TESTS (Figure 1) Common-Emitter Amplifier Power Gain (VCC = 12.5 Vdc, Pout = 15 W, f = 175 MHz) Collector Efficiency (VCC = 12.5 Vdc, Pout = 15 W, f = 175 MHz) Load Mismatch (VCC = 15.5 Vdc, Pin = 2.0 dB Overdrive, Load VSWR = 30:1) Gpe No Degradation in Output Power 12 60 13 68 -- -- dB % RFC2 +12.5 V + C11 L7 R2 L4 RFC1 L1 C1 C2 C3 C4 C5 C6 C7 C8 C9 L2 R1 L3 D.U.T. C10 L5 L6 R3 C12 C13 C1, C10, C11 -- 1000 pF Ceramic Chip Capacitor C2 -- 27 pF Mini Unelco Capacitor C3 -- 33 pF Mini Unelco Capacitor C4, C5 -- 270 pF Unelco J101 Capacitor C6, C9 -- 18 pF Mini Unelco Capacitor C7 -- 91 pF Mini Unelco Capacitor C8 -- 68 pF Mini Unelco Capacitor C12 -- 0.1 F Monolythic Capacitor C13 -- 100 F, 15 V Electrolytic L1 -- 3 Turns #18 AWG, 3/16 ID L2 -- 1-1/8 #18 AWG into 1/2 High Loop L3 -- Copper Pad, 0.200 x 0.400 x 0.060 L4 -- 1/4 #18 AWG into 1/8 High Loop L5 -- 3 Turns #24 AWG Enameled, 3/32 ID L6 -- 6 Turns #24 AWG Enameled, 3/32 ID L7 -- 1-3/4 #16 AWG into 3/4 High Loop R1 -- 12 , 1/2 W Carbon R2 -- 100 , 1.0 W Carbon R3 -- 10 , 1.0 W Carbon RFC1 -- 0.15 H Molded Choke RFC2 -- Ferroxcube Choke, VK200-4B Figure 1. Broadband Circuit MRF2628 2 MOTOROLA RF DEVICE DATA 24 Pout , OUTPUT POWER (WATTS) Pout , OUTPUT POWER (WATTS) 24 f = 136 MHz 150 MHz 18 175 MHz 220 MHz 12 18 Pin = 1 W 12 0.8 W 0.6 W 0.4 W 6 VCC = 12.5 V 0 130 6 VCC = 12.5 V 0 150 170 190 210 230 0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 f, FREQUENCY (MHz) Pin, INPUT POWER (WATTS) Figure 2. Output Power versus Frequency Figure 3. Output Power versus Input Power 30 Pout , OUTPUT POWER (WATTS) Pout , OUTPUT POWER (WATTS) 30 24 Pin = 1 W 24 0.75 W 18 0.5 W 12 0.25 W Pin = 1 W 18 0.75 W 12 0.5 W 0.25 W 6 f = 220 MHz 0 5 6 7 8 9 10 11 12 13 14 15 6 f = 175 MHz 5 6 7 8 9 10 11 12 13 14 15 VCC, SUPPLY VOLTAGE (VOLTS) VCC, SUPPLY VOLTAGE (VOLTS) Figure 4. Output Power versus Supply Voltage Figure 5. Output Power versus Supply Voltage 30 30 Pin = 1 W 0.75 W 18 0.5 W 0.25 W 12 Pout , OUTPUT POWER (WATTS) 24 0.75 W Pout , OUTPUT POWER (WATTS) Pin = 1 W 24 18 0.25 W 12 0.5 W 6 f = 150 MHz 0 5 6 7 8 9 10 11 12 13 14 15 6 f = 136 MHz 0 5 6 7 8 9 10 11 12 13 14 15 VCC, SUPPLY VOLTAGE (VOLTS) VCC, SUPPLY VOLTAGE (VOLTS) Figure 6. Output Power versus Supply Voltage Figure 7. Output Power versus Supply Voltage MOTOROLA RF DEVICE DATA MRF2628 3 16 14 G PE , POWER GAIN (dB) 12 10 8 6 4 2 0 150 155 160 165 170 INPUT VSWR 1.5:1 1.25:1 1:1 f, FREQUENCY (MHz) c Pin = 0.75 W VCC = 12.5 V GPE 80 70 60 50 40 175 Figure 8. Typical Performance in a Broadband Circuit Zin f = 136 MHz 150 175 220 Zo = 10 ZOL* f = 136 MHz 150 175 220 VCC = 12.5 V, Pout = 15 W f MHz 136 150 175 220 Zin Ohms 0.59 - j0.80 0.68 - j0.61 0.69 - j0.17 0.62 + j0.39 ZOL* Ohms 5.07 - j4.76 5.23 - j4.14 5.26 - j3.46 5.25 - j2.46 ZOL* = Conjugate of the optimum load impedance ZOL* = into which the device output operates at a ZOL* = given output power, voltage and frequency. Figure 9. Series Equivalent Impedance MRF2628 4 MOTOROLA RF DEVICE DATA c , COLLECTOR EFFICIENCY PACKAGE DIMENSIONS 2 3 4 1 D K M T A J F SEATING PLANE P 8-32 NC 2A U S C DIM A B C D E G J K M P S T U STYLE 1: PIN 1. 2. 3. 4. MILLIMETERS MIN MAX 7.06 7.26 6.20 6.50 14.99 16.51 5.46 5.96 1.40 1.65 1.52 --- 0.08 0.17 11.05 --- 45_NOM --- 1.27 3.00 3.25 1.40 1.77 2.92 3.68 INCHES MIN MAX 0.278 0.286 0.244 0.256 0.590 0.650 0.215 0.235 0.055 0.065 0.060 --- 0.003 0.007 0.435 --- 45 _NOM --- 0.050 0.118 0.128 0.055 0.070 0.115 0.145 WRENCH FLAT E B EMITTER BASE EMITTER COLLECTOR CASE 244-04 ISSUE J MOTOROLA RF DEVICE DATA MRF2628 5 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. Literature Distribution Centers: USA: Motorola Literature Distribution; P.O. Box 20912; Phoenix, Arizona 85036. EUROPE: Motorola Ltd.; European Literature Centre; 88 Tanners Drive, Blakelands, Milton Keynes, MK14 5BP, England. JAPAN: Nippon Motorola Ltd.; 4-32-1, Nishi-Gotanda, Shinagawa-ku, Tokyo 141, Japan. ASIA PACIFIC: Motorola Semiconductors H.K. Ltd.; Silicon Harbour Center, No. 2 Dai King Street, Tai Po Industrial Estate, Tai Po, N.T., Hong Kong. MRF2628 6 *MRF2628/D* MRF2628/D MOTOROLA RF DEVICE DATA |
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