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Datasheet File OCR Text: |
1618-35 35 Watt - 28 Volts, Class C Microwave 1600 - 1800 MHz GENERAL DESCRIPTION The 1618-35 is a COMMON BASE transistor capable of providing 35 Watts of Class C, RF output power over the band 1600-1800 MHz. This transistor is designed for Microwave Broadband Class C amplifier applications. It includes Input and Output prematching and utilizes Gold metalization and diffused ballasting to provide high reliability and supreme ruggedness. The transistor uses a fully hermetic High Temperature Solder sealed package. CASE OUTLINE 55AW, STYLE 1 ABSOLUTE MAXIMUM RATINGS Maximum Power Dissipation @ 25oC Maximum Voltage and Current BVces Collector to Emitter Voltage BVebo Emitter to Base Voltage Ic Collector Current Maximum Temperatures Storage Temperature Operating Junction Temperature 135 Watts 45 Volts 3.5 Volts 12 A - 65 to + 200oC + 200oC ELECTRICAL CHARACTERISTICS @ 25 OC SYMBOL Pout Pin Pg CHARACTERISTICS Power Out Power Input Power Gain Collector Efficiency Load Mismatch Tolerance TEST CONDITIONS F = 1600-1800 MHz Vcb = 28 Volts Pin = 7 Watts As Above F = 1.1 GHz, Pin = 7 W MIN 35 7 7.0 40 10:1 TYP MAX UNITS Watt Watt dB % c VSWR1 BVces BVebo HFE Cob jc Collector to Emitter Breakdown Emitter to Base Breakdown Current Gain Output Capacitance Thermal Resistance Ic = 20 mA Ie = 15 mA Vce = 5 V, Ic = 1 A F = 1 MHz, Vcb = 28V 45 3.5 10 Volts Volts 100 1.3 o pF C/W Issue A, July 1997 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 1618-35 |
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