1719-8 8 Watts, 28 Volts, Class C Microwave 1700 - 1900 MHz GENERAL DESCRIPTION The 1719-8 is a COMMON BASE transistor capable of providing 8 Watts, Class C output power over the band 1750-1850 MHz. The transistor includes input prematching for full Broadband capabiliy. Gold metalizaton and diffused ballasting are used to provide high reliability and supreme ruggedness. The transistor uses a fully hermetic High Temperature Solder Sealed package. CASE OUTLINE 55LV, STYLE 1 ABSOLUTE MAXIMUM RATINGS Maximum Power Dissipation @ 25oC 30 Watts Maximum Voltage and Current BVces Collector to Emitter Voltage BVebo Emitter to Base Voltage Ic Collector Current 50 Volts 3.5 Volts 2.0 Amps Maximum Temperatures Storage Temperature Operating Junction Temperature - 65 to + 200 oC + 200 oC ELECTRICAL CHARACTERISTICS @ 25 OC SYMBOL CHARACTERISTICS TEST CONDITIONS Pout Pin Pg ηc VSWR1 Power Out Power Input Power Gain Efficiency Load Mismatch Tolerance F = 1750 -1850 MHz Vcc = 28 Volts BVces BVebo Hfe Cob θjc Collector to Emitter Breakdown Emitter to Base Breakdown Current Gain Output Capacitance Thermal Resistance MIN TYP MAX 8.0 1.75 7.0 40 Pout = 8.0 Watts Ic = 10 mA Ie = 5 mA Vce = 5V, Ic = 500 mA Vcb = 28V, F = 1 MHz Tc = 25oC UNITS Watts Watts dB % 10:1 Volts Volts 50 3.5 20 120 15 5.8 o pF C/W Issue February 1996 GHz TECHNOLOGY INC. RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE. GHz RECOMMENDS THAT BEFORE THE PRODUCT(S) DESCRIBED HEREIN ARE WRITTEN INTO SPECIFICATIONS, OR USED IN CRITICAL APPLICATIONS, THAT THE PERFORMANCE CHARACTERISTICS BE VERIFIED BY CONTACTING THE FACTORY. GHz Technology Inc. 3000 Oakmead Village Drive, Santa Clara, CA 95051-0808 Tel. 408 / 986-8031 Fax 408 / 986-8120