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SD1489 - RF & MICROWAVE TRANSISTORS TV/LINEAR APPLICATIONS

General Description

The SD1489 is a gold metallized epitaxial silicon NPN planar transistor using diffused emitter ballast resistors for high linearity Class AB operation in UHF and Band IV, V television transmitters and transposers.

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The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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SD1489 RF & MICROWAVE TRANSISTORS TV/LINEAR APPLICATIONS . . . . . . . . . . 470 - 860 MHz 28 VOLTS CLASS AB PUSH PULL DESIGNED FOR HIGH POWER LINEAR OPERATION HIGH SATURATED POWER CAPABILITY GOLD METALLIZATION DIFFUSED EMITTER BALLAST RESISTORS COMMON EMITTER CONFIGURATION INTERNAL INPUT MATCHING P OUT = 50 W MIN. WITH 6.5 dB GAIN .438 x .450 2LFL (M173) epoxy sealed ORDER CODE SD1489 BRANDING SD1489 PIN CONNECTION DESCRIPTION The SD1489 is a gold metallized epitaxial silicon NPN planar transistor using diffused emitter ballast resistors for high linearity Class AB operation in UHF and Band IV, V television transmitters and transposers. ABSOLUTE MAXIMUM RATINGS (T case = 25 ° C) Symbol Parameter Value Unit 1. Collector 2. Base 3.