2N4957UB

PNP 30V 0.03A

The is a military qualified silicon PNP amplifier transistor designed for VHF-UHF equipment and other high-reliability applications. Common applications include high gain low noise amplifier; oscillator, and mixer applications.  It is also available in a low-profile TO-72 leaded package.

得捷:
RF TRANS PNP 30V 30MA UB

艾睿:
PNP amplifier transistor designed for VHF-UHF equipment and other high-reliability applications

Verical:
Trans RF BJT PNP 30V 0.03A 200mW 4-Pin Case UB Waffle