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SD1728 - RF & MICROWAVE TRANSISTORS HF SSB APPLICATIONS

Description

The SD1728 is a 50 V epitaxial silicon NPN planar transistor designed primarily for SSB and VHF communications.

This device utilizes emitter ballasting for improved ruggedness and reliability.

Symbol Parameter Value Unit 1.

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SD1728 (TH430) RF & MICROWAVE TRANSISTORS HF SSB APPLICATIONS . . . . . . . OPTIMIZED FOR SSB 30 MHz 50 VOLTS IMD − 30 dB GOLD METALLIZATION COMMON EMITTER P OUT = 250 W PEP WITH 14.5 dB GAIN .550 4LFL (M177) epoxy sealed ORDER CODE SD1728 BRANDING TH430 PIN CONNECTION DESCRIPTION The SD1728 is a 50 V epitaxial silicon NPN planar transistor designed primarily for SSB and VHF communications. This device utilizes emitter ballasting for improved ruggedness and reliability. ABSOLUTE MAXIMUM RATINGS (T case = 25 ° C) Symbol Parameter Value Unit 1. Collector 2. Emitter 3. Base 4. Emitter VCBO VCEO VEBO IC PDISS TJ T STG Collector-Base Voltage Collector-Emitter Voltage Emitter-Base Voltage Device Current Power Dissipation Junction Temperature Storage Temperature 110 55 4.
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