140 COMMERCE DRIVE MONTGOMERYVILLE, PA 18936-1013 PHONE: (215) 631-9840 FAX: (215) 631-9855 MSC1450M RF AND MICROWAVE TRANSISTORS AVIONICS APPLICATIONS Features • • • • • • • REFRACTORY/GOLD METALLIZATION LOW THERMAL RESISTANCE RUGGEDIZED VSWR 25:1 INTERNAL INPUT / OUTPUT MATCHING METAL/CERAMIC HERMETIC PACKAGE POUT = 450 W MINIMUM 7 dB gain DESCRIPTION: The MSC1450M is a high-power pulsed transistor specifically designed for IFF avionics applications. This device is capable of withstanding a minimum 25:1 load mismatch at any phase angle under full rated conditions. The MSC1450M is housed in the unique BIGPAC package with internal input/output matching structures. ABSOLUTE MAXIMUM RATINGS (Tcase = 25°C) Symbol Parameter VCC IC PDISS TJ T STG Collector-Supply Voltage Device Current Power Dissipation Junction Temperature Storage Temperature Value Unit 55 28 910 250 – 65 to + 200 V A W °C °C Thermal Data RTH(j-c) Junction-Case Thermal Resistance 0.15 ° C/W Advanced Power Technology reserves the right to change, without notice, the specifications and information contained herein Visit our website at WWW.ADVANCEDPOWER.COM or contact our factory direct. MSC1450M ELECTRICAL SPECIFICATIONS (Tcase = 25 ° C) STATIC Symbol BVCBO BVEBO BVCER ICES hFE Test Conditions IC = 15 mA IE = 1 mA IC = 50 mA VCE = 50V VCE = 5 V Min. IE = 0 mA IC = 0 mA RBE = 10Ω Ω 65 3.5 65 IC = 1 A 15 Value Typ. Max. 35 120 Units V V V mA DYNAMIC Symbol Test Conditions Min. Value Typ. 500 Max. Units POUT f = 1090 MHz PIN = 90 W VCC = 50 V 450 çC f = 1090 MHz PIN = 90 W VCC = 50 V 40 % GP f = 1090 MHz PIN = 90 W VCC = 50 V 7 dB Note: Pulse width = 10µSec Duty Cycle = 1% Advanced Power Technology reserves the right to change, without notice, the specifications and information contained herein Visit our website at WWW.ADVANCEDPOWER.COM or contact our factory direct. W MSC1450M TEST CIRCUIT Advanced Power Technology reserves the right to change, without notice, the specifications and information contained herein Visit our website at WWW.ADVANCEDPOWER.COM or contact our factory direct. MSC1450M PACKAGE MECHANICAL DATA Advanced Power Technology reserves the right to change, without notice, the specifications and information contained herein Visit our website at WWW.ADVANCEDPOWER.COM or contact our factory direct.