The SD4013 is a gold metallized epitaxial silicon NPN planar transistor using diffused emitter ballast resistors for superior ruggedness.
The SD4013 can withstand 20:1 VSWR under rated operating conditions and is internally input matched to optimize power gain and efficiency over the band.
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SD4013
RF & MICROWAVE TRANSISTORS UHF COMMUNICATIONS APPLICATIONS
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PRELIMINARY DATA
REFRACTORY/GOLD METALLIZATION INTERNAL INPUT MATCHING METAL/CERAMIC PACKAGE EMITTER BALLASTED 20:1 VSWR CAPABILITY P OUT = 25 W MIN. WITH 9 dB GAIN
.500 6LFL (M111) epoxy sealed ORDER CODE SD4013 BRANDING SUMIL25
PIN CONNECTION
DESCRIPTION The SD4013 is a gold metallized epitaxial silicon NPN planar transistor using diffused emitter ballast resistors for superior ruggedness. The SD4013 can withstand 20:1 VSWR under rated operating conditions and is internally input matched to optimize power gain and efficiency over the band. ABSOLUTE MAXIMUM RATINGS (T case = 25 ° C)
Symbol Parameter Value Unit 1. Collector 2. Base 3. Emitter 4.