0405-500L Rev A . 0405-500L 500 Watts - 32Volts, 1100µs, 26% UHF Pulsed Radar 400 - 450 MHz GENERAL DESCRIPTION The 0405-500L is an internally matched, COMMON EMITTER transistor capable of providing 500 Watts of pulsed RF output power in a push-pull configuration at one thousand and one hundred microsecond pulse width twenty –six percent duty factor across the frequency band 400-450 MHz. This hermetically sealed transistor is specifically designed for medium pulse radar applications. It utilizes gold metallization and diffused emitter ballasting to provide high reliability and supreme ruggedness. CASE OUTLINE 55SL, STYLE 2 ABSOLUTE MAXIMUM RATINGS Maximum Power Dissipation @ 25oC1 800 Watts Maximum Voltage and Current BVces Collector to Emitter Voltage BVebo Emitter to Base Voltage Ic Collector Current Maximum Temperatures Storage Temperature Operating Junction Temperature 65 Volts 3.5 Volts 50 Amps - 65 to + 200oC + 200oC ELECTRICAL CHARACTERISTICS @ 25 OC SYMBOL CHARACTERISTICS Pout Power Out (Note 2) Pulsed Pg ηc Pd VSWR1 Power Gain Collector Efficiency Pulse Amplitude Droop Load Mismatch Tolerance TEST CONDITIONS MIN F = 400-450 MHz Vcc = 32 Volts, Pulse Width = 1100 µs Duty = 26 % As above F = 425MHz, Po =500W 500 9.5 50 TYP MAX UNITS Watts dB % dB 10 0.6 2:1 FUNCTIONAL CHARACTERISTICS @ 25 OC Bvces Ices Iebo Hfe θjc2 Collector to Emitter Breakdown Collector to Emitter Leakage Emitter to Base Leakage Current DC Current Gain Thermal Resistance Ic = 150 mA Vce = 36 Volts Veb = 1.0 Volts Vce = 5 V, Ic = 1000mA Rated Pulse Condition 65 35 25 Volts mA mA 8 0.33 o C/W Issue Nov. 2006 Note 1: Pulse width = 1100 us, duty = 26% Note 2: Power Input = 55 Watts Peak Pulsed(Max) Microsemi reserves the right to change, without notice, the specifications and information contained herein. Visit our web site at www.microsemi.com or contact our factory direct. Microsemi Corp. 3000 Oakmead Village Drive, Santa Clara, CA 95051-0808 TEL. 408-986-8031 FAX 408-869-2324 0405-500L Rev A 0405-500L . Performance Curves MS0405-500L Pin vs. Pout Vcc=32V, Duty Cycle=26% 700.00 600.00 Pout (W) 500.00 400.00 300.00 Pw=1100uS DF=26%32V@400MHz Pw=1100uS DF=26%32V@425MHz 200.00 Pw=1100uS DF=26%32V@450MHz 100.00 0.00 0.00 10.00 20.00 30.00 40.00 50.00 60.00 70.00 Pin (W) MS0405-500L Bandwidth Vcc=32V, Duty Cycle=26% Pw=1.1mS 12 80.00% 11.8 75.00% 11.6 11.4 70.00% Pout(W) 32V Pin=50W tpw=1.1mS DF=26% 11.2 Efficiency 11 65.00% 10.8 60.00% 10.6 10.4 55.00% 10.2 10 400 50.00% 405 410 415 420 425 430 435 440 445 450 Freq.(MHz) Microsemi reserves the right to change, without notice, the specifications and information contained herein. Visit our web site at www.microsemi.com or contact our factory direct. Microsemi Corp. 3000 Oakmead Village Drive, Santa Clara, CA 95051-0808 TEL. 408-986-8031 FAX 408-869-2324 0405-500L Rev A 0405-500L Broadband Test Fixture Microsemi reserves the right to change, without notice, the specifications and information contained herein. Visit our web site at www.microsemi.com or contact our factory direct. Microsemi Corp. 3000 Oakmead Village Drive, Santa Clara, CA 95051-0808 TEL. 408-986-8031 FAX 408-869-2324 0405-500L Rev A 0405-500L Case Outline Microsemi reserves the right to change, without notice, the specifications and information contained herein. Visit our web site at www.microsemi.com or contact our factory direct. Microsemi Corp. 3000 Oakmead Village Drive, Santa Clara, CA 95051-0808 TEL. 408-986-8031 FAX 408-869-2324