W ADVANCED dj Power 1214 - 300 300 Watts - 50 Volts, 100uUs, 10% Radar 1200 - 1400 MHz TECHNOLOGY RF GENERAL DESCRIPTION The 1214-300 is an internally matched, COMMON BASE transistor capable of providing 300 Watts of pulsed RF output power at one hundred microseconds pulse width, ten percent duty factor across the band 1200 to 1400 MHz. This hermetically solder-sealed transistor is specifically designed for L-Band radar applications. It utilizes gold metalization and diffused emitter ballasting to provide high reliability and supreme ruggedness. ABSOLUTE MAXIMUM RATINGS Maximum Power Dissipation @ 25C 1458 Watts Maximum Voltage and Current BVces Collector to Emitter Voltage 65 Volts BVebo Emitter to Base Voltage 3.5 Volts Ic Collector Current 17 Amps Maximum Temperatures Storage Temperature - 65 to + 200C Operating Junction Temperature + 200C CASE OUTLINE 55KT, STYLE 1 ELECTRICAL CHARACTERISTICS @ 25 C SYMBOL | CHARACTERISTICS TEST CONDITIONS MIN | TYP | MAX | UNITS Pout Power Out ( Note 2) F = 1200-1400 MHz 270 Watts Pin Power Input Vee = 50 Volts 42.7 Watts Pg Power Gain Pulse Width = 100 us 8.0 dB Ne Collector Efficiency Duty = 10 % 45 % VSWR! Load Mismatch Tolerance F = 1400MHz, Po 3:1 =270W BV ces Collector to Emitter Breakdown Ic =50 mA 65 Volts BVebo Emitter to Base Breakdown le=25 mA 3.0 Volts Hfe DC Current Gain Vce=5 V,Ic=S5 mA 10 45 Ojc' Thermal Resistance Rated Pulse Condition 0.25 C/W Note 1: Pulse condition of 100usec, 10%. Note 2: Product Selected to 300 Watt minimum is available, please contact the factory for details. Issue December, 1994ADVANCED V4 POWER TECHNOLOGY RF POWER OUTPUT vs POWER INPUT Vee = 50 V, PW = 100 us, 10% 350 r oe 300 <4" a i x z & ~ Legend Pa H- 1200 max A-- (1300 MHz + 1400 Mrz 30 35 40 45 P IN (WATTS) LOAD IMPEDANCE vs FREQUENCY Zcl = Rel - jXcl (Vee = 50V, Po = 300W) at land 0 @ ci (OnMs) 2 | #- xaoums) ; Bi. a E i -2 3 Go > 5 A - +. 3 8 x ae _?-e ~ 0.5 a 4 0 -5 1150 1200 1250 1300 1350 1400 1450 FREQUENCY (MHz) August 1996 1214-300 POWER OUPUT AND EFF. vs FREQUENCY Vee = 50 V, Pin = 40 W, 100 us, 10% 350 7 300 Se H 250 = * E Ce $ 200 0 = 150 se > 5S 100 as = Legend 50 HR roweron 10 A-- Efficiency 0 1150 1200 1250 1300 1350 1400 1450 FREQUENCY (MHz) INPUT IMPEDANCE vs FREQUENCY Zin = R + jX (Vee = 50V, Po = 300W) 3 6 . , ~o__} 2 -_ 4 a ~ & Zi 2 Legend @- Roms) A- Xin(corms) 0 ____!_______ 0 1150 1200 1250 1300 1350 1400 1450 FREQUENCY (MHz) % AQNAIDMAT (suyO) uxVv REVISIONS ZONE | REV | DESCRIPTION DATE APPROVED Q =z INCHES ./700 .100 .250 .100 .025 140 .295 2127 .100 .230 .780 .025 .135 .080 .025 .300 .030 .155 .220 .100 FA/OIALO} VO;Z/=/T JA], a} -jLIOI UVM) O;o;as > 1214-800 TEST CIRCUIT = me CS S 502 OUTPUT 502 INPUT TRIM WIDTH TO TUNE +Vec mmm = Microstrip on 0.025 Epsilam 10, Er=10 C1,C2 = 0.35-3.5pF JOHANSON trimmer C3,C4 = ATC Chip 82pF C5 = 220MF, 63V. CAGE DWG NO. REV A 1214-300 Y oPuUR2 SCALE 1/1 | SHEET