ST448 - RF & MICROWAVE TRANSISTORS HF SSB APPLICATIONS

SGS Thomson

General Description

The SD1731 is a 50 V epitaxial silicon NPN planar transistor designed primarily for SSB communications.

This device utilizes emitter ballasting for improved ruggedness and reliability.

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ST448 rf & microwave transistors hf ssb applications by SGS Thomson - Datasheet Preview

Datasheet Details

Part number	ST448
Manufacturer	SGS Thomson
File Size	84.11 KB
Description	RF & MICROWAVE TRANSISTORS HF SSB APPLICATIONS
Datasheet	ST448 Datasheet

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www.DataSheet4U.com SD1731-14 (ST448) RF & MICROWAVE TRANSISTORS HF SSB APPLICATIONS . . . . . . . PRELIMINARY DATA OPTIMIZED FOR SSB 30 MHz 50 VOLTS EFFICIENCY 40% COMMON EMITTER GOLD METALLIZATION POUT = 250 W PEP WITH 12 dB GAIN .50 0 4LF L (M17 4 ) epoxy sealed O R DE R CODE SD1731-14 BRANDING ST448 PIN CONNECTION DESCRIPTION The SD1731 is a 50 V epitaxial silicon NPN planar transistor designed primarily for SSB communications. This device utilizes emitter ballasting for improved ruggedness and reliability. ABSOLUTE MAXIMUM RATINGS (T case = 25° C) Symbol Parameter Value Un it 1. Collector 2. Emitter 3. Base 4.