UMIL 60 60 Watts, 28 Volts, Class AB Defcom 225 - 400 MHz CASE OUTLINE GENERAL DESCRIPTION 55HW, Style 2 The UMIL60 is a double input matched COMMON EMITTER broadband transistor specifically intended for use in the 225-400 MHz frequency band. It may be operated in Class AB or C. Gold metallization and silicon diffused resistors ensure ruggedness and high reliability. ABSOLUTE MAXIMUM RATINGS Maximum Power Dissipation @ 25oC 140 Watts Maximum Voltage and Current BVces Collector to Emiter Voltage BVebo Emitter to Base Voltage Ic Collector Current 60 Volts 4.0 Volts 8.0 A Maximum Temperatures Storage Temperature Operating Junction Temperature - 65 to +150oC +150oC ELECTRICAL CHARACTERISTICS @ 25 OC SYMBOL CHARACTERISTICS TEST CONDITIONS Pout Pin Pg ηc VSWR Power Output Power Input Power Gain Efficiency Load Mismatch Tolerance F = 400 MHz Vcc = 28 Volts BVebo BVces BVceo Cob hFE θjc Emitter to Base Breakdown Collector to Emitter Breakdown Collector to Emitter Breakdown Output Capacitance DC - Current Gain Thermal Resistance MIN TYP MAX 60 8 8.8 9.0 60 UNITS Watts Watts dB % 5:1 Ie = 5 mA Ic = 50 mA Ie = 50 mA Vcb = 28 V, F = 1 MHz Vce = 5 V, Ic = 2 A 4.0 60 33 75 Volts Volts Volts pF 10 .65 o C/W Rev A January 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. MIL60 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.