DESCRIPTION
The SD1729 is a Class AB 28 V epitaxial silicon NPN planar transistor designed primarily for SSB communications. This device utilizes emitter ballasting to achieve extreme ruggedness under severe operating conditions.

■ OPTIMIZED FOR SSB
■ 30 MHz
■ 28 VOLTS
■ IMD −30 dB
■ COMMON EMITTER
■ GOLD METALLIZATION
■ POUT = 130 W PEP WITH 12 dB GAIN