SD1224-02 RF AND MICROWAVE TRANSISTORS VHF FM APPLICATIONS Features • • • • • • • 175 MHz 28 VOLTS CLASS C COMMON EMITTER EFFICIENCY 60% MIN. POUT = 40 W MIN. GP = 7.6 dB GAIN DESCRIPTION: The SD1224-02 is an epitaxial silicon NPN planar transistor designed primarily for 28 V FM Class C RF amplifiers utilized in ground station transmitters. This device utilizes ballasted emitter resistors and improved metallization systems to achieve optimum load mismatch capability. ABSOLUTE MAXIMUM RATINGS (Tcase = 25°C) Symbol Parameter Value Unit VCBO Collector-Base Voltage 65 V VCEO Collector-Emitter Voltage 35 V VCES Collector-Emitter Voltage 65 V VEBO Emitter-Base Voltage 4.0 V Device Current 5.0 A Power Dissipation 60 W IC PDISS TJ Junction Temperature +200 °C TSTG Storage Temperature -65 to +150 °C Thermal Data RTH(j-c) Junction-Case Thermal Resistance 2.9 °C/W 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. SD1224-02 ELECTRICAL SPECIFICATIONS (Tcase = 25°C) STATIC Symbol Test Conditions Value Min. Typ. Max. Units BVCBO IC = 200 mA IB = 0 mA 65 V BVCES IC = 200 mA VBE = 0 V 65 V BVCEO IC = 100 mA IB = 0 mA 35 V BVEBO IE = 10 mA IC = 0 mA 4.0 V ICBO VCB = 30 V IE = 0 mA hFE VCE = 5 V IC = 500 mA 1 20 mA 200 DYNAMIC Symbol Test Conditions Value Min. Typ. Max. Units POUT f = 175 MHz PIN = 7.0 W VCE = 28 V 40 W ηC f = 175 MHz PIN = 7.0 W VCE = 28 V 60 % GP f = 175 MHz PIN = 7.0 W VCE = 28 V 7.6 dB COB f = 1 MHz VCB = 30 V 65 Revision A, October 2009 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. pF SD1224-02 TEST CIRCUIT 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. SD1224-02 PACKAGE MECHANICAL DATA 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.