Order this document by MRFA2602/D SEMICONDUCTOR TECHNICAL DATA The RF Line The MRFA2602 is a solid state class A amplifier and is specifically designed for TV transposers and transmitters. This amplifier incorporates microstrip technology and reliable Motorola push–pull transistors. • Specified 25.5 Volts, 470 – 860 MHz Characteristics Output Power — 40 Watts @ – 50 dB (3 Tones) Output Power — 60 Watts Min @ 1 dB Comp. (CW) Gain — 8.5 dB Min (Small Signal) 60 W, 470 – 860 MHz CLASS A RF POWER AMPLIFIER CASE 429C–03, STYLE 1 MAXIMUM RATINGS Rating Symbol Value Unit VCC 26.5 Vdc Input Power Pin 15 W Storage Temperature Range Tstg – 40 to +100 °C Operating Temperature (1) Top – 20 to + 70 °C Supply Voltage NOMINAL OPERATION CONDITION (TC = 60°C) Supply VCC = 25.5 V Isup = 9.2 A ELECTRICAL CHARACTERISTICS (TC = 25°C, Nominal Supply, 470 – 860 MHz Bandwidth, unless otherwise noted) Characteristic Symbol Min Typ Max Unit Power Gain (small signal) Gp 8.5 — — dB Gain Ripple (small signal) Grple — — ±1 dB Output Power @ 1 dB Compression Pout 60 — — W Mismatch Tolerance (Pout = 60 W) VSWR 1:1 — — — Intermodulation (– 8 dB/– 7 dB/–16 dB, Pref = 40 W) IMD1 — — – 50 dB Intermodulation (– 8 dB/–10 dB/–16 dB, Pref = 40 W) IMD2 — — – 53 dB IRL/ORL — — – 15 dB Input Return Loss/Output Return Loss NOTE: 1. Temperature is measured at temperature test point (on the flange of the transistor). REV 3 RF DEVICE DATA MOTOROLA Motorola, Inc. 1997 MRFA2602 1 +VCC1 +VCC2 RF DETECTION 50 ÎÎ ÎÎÎ W ÎÎÎÎ ÎÎÎÎ ÎÎÎÎ ÎÎÎÎ Î ÎÎÎÎÎÎÎÎ ÎÎÎ ÎÎ ÎÎÎÎ ÎÎ Î ÎÎÎÎ ÎÎÎ ÎÎÎÎÎ Î Î ÎÎÎ ÎÎÎ ÎÎÎÎÎÎÎ ÎÎÎ ÎÎÎÎ ÎÎÎÎÎ ÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎ Î ÎÎÎÎ ÎÎÎÎ ÎÎÎÎÎÎÎÎ ÎÎ Î ÎÎÎÎ ÎÎ ÎÎ ÎÎ 50 W RF OUTPUT RF INPUT GROUND TO CASE Î MRFA2602 2 Figure 1. MRFA2602 Connections MOTOROLA RF DEVICE DATA TYPICAL CHARACTERISTICS 0 10 VCC = 25.5 Vdc Isup = 9.2 A Pout = 100 mW 9 450 900 COMPRESSION (dB) Gp, POWER GAIN (dB) 11 1 VCC = 25.5 Vdc Isup = 9.2 A Pout = 80 W 2 450 900 f, FREQUENCY (MHz) f, FREQUENCY (MHz) Figure 2. Power Gain versus Frequency Figure 3. Gain Compression versus Frequency TEST CONDITIONS: DIFF. Gain, 10 Steps Channel 61 VCE = 25.5 Vdc Isup = 9.2 A VIDEO SIGNAL 100 0 – 40 IMD, INTERMODULATION (dB) – 50 – 52 – 54 3 TONES: – 8 dB/–16 dB/– 7 dB 450 VCC = 25.5 Vdc Isup = 9.2 A Pref = 40 W 900 f, FREQUENCY (MHz) Figure 4. Intermodulation versus Frequency MOTOROLA RF DEVICE DATA % 100 90 80 70 60 50 40 30 20 10 0 % 100 90 80 70 60 50 40 30 20 10 0 Pout = 55 W Pout = 80 W Figure 5. Differential Gain MRFA2602 3 MOUNTING RECOMMENDATIONS 1. HEATSINK TOOLING • Planarity: Better than 0.03 mm • Roughness: Typical Value 0.8 • 8 Fixing Holes M3 0.03 Ra 0.8 2. THERMAL COMPOUND • • • • • Paste with silicones: SICERONT KF Ref. 1201 Recommended. Thickness: Optimum between 0.06 mm and 0.15 mm, on the whole back surface of the amplifier. (Typical volume: 700 mm 3 for 0.1 mm thickness) (Equivalent weight: 1.5 g for 2.2 density paste) 3. SCREWS • Socket head cap screws: — CHC M3 x 10 for Copper/Aluminum Heatsink. • Material: Nickel plated steel. 4. WASHERS • Split lock washers WZ ∅3 + Flat washers ZU ∅3. 5. TIGHTENING ORDER 5 3 8 1 INPUT OUTPUT 2 7 6 4 Maximum Recommended Torque: 12 Kg.cm (10.5 in. lbs.) 6. MOUNTING VERIFICATION Supply the amplifier (25.5 Vdc) without RF signal, and measure temperature on points 1, 2, 3, and 4. ÂÂ Â ÂÂ Â Â Â ÂÂ T1 T2 T3 Characteristic Typ Max Unit T1, T2, T3, T4 — 70 °C ∆(T1, T2), ∆(T3, T4) 3 5 °C T4 CLEANING RECOMMENDATIONS Some components of this amplifier are not qualified for every kind of cleaning solvent, so DO NOT clean the amplifier in a solvent bath. Local cleaning is recommended. MRFA2602 4 MOTOROLA RF DEVICE DATA PACKAGE DIMENSIONS A NOTES: 1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982. 2. CONTROLLING DIMENSION: MILLIMETER. E F W G COMPONENT AREA L D 1 H J M T Q U 3 BK GROUND TO CASE P N 4 5 2 C V S 4 PL R 4 PL MILLIMETERS DIM MIN MAX A 114.88 115.12 B 84.88 85.12 C 3.40 3.60 D 54.70 54.90 E 111.40 111.60 F 3.40 3.60 G 4.00 4.20 H 39.90 40.70 J 44.30 45.10 K 81.40 81.60 L ––– 17.00 M 51.80 52.00 N 33.00 33.20 P 14.60 15.40 Q 69.60 70.40 R 3.40 3.70 S 3.00 3.30 T 53.50 54.30 U 80.80 81.00 V 4.50 4.90 W 95.80 96.60 STYLE 1: PIN 1. 2. 3. 4. 5. INCHES MIN MAX 4.523 4.532 3.342 3.351 0.134 0.142 2.154 2.161 4.386 4.394 0.134 0.142 0.157 0.165 1.571 1.602 1.744 1.776 3.205 3.213 ––– 0.669 2.039 2.047 1.229 1.307 0.575 0.606 2.740 2.772 0.134 0.146 0.118 0.130 2.106 2.138 3.181 3.189 0.177 0.193 3.772 3.803 RF INPUT RF OUTPUT +VCC1 +VCC2 RF DETECTION GROUND TO CASE CASE 429C–03 ISSUE B MOTOROLA RF DEVICE DATA MRFA2602 5 Motorola reserves the right to make changes without further notice to any products herein. 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Box 20912; Phoenix, Arizona 85036. 1–800–441–2447 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 MFAX: [email protected] – TOUCHTONE (602) 244–6609 INTERNET: http://Design–NET.com HONG KONG: Motorola Semiconductors H.K. Ltd.; 8B Tai Ping Industrial Park, 51 Ting Kok Road, Tai Po, N.T., Hong Kong. 852–26629298 MRFA2602 6 ◊ *MRFA2602/D* MRFA2602/D MOTOROLA RF DEVICE DATA