2N493: 450mW Unijuction Transistor

2N493
Product Description

This Unijuction Transistor is packaged in TO-5 package, which has a power rating of 450mW.

Available as High Reliability device per MIL-PRF-19500 indicate –HR suffix after the part number. Contact for -HR flow. Add "PBF" suffix for Pb-free lead finish.

Applications
Unijunction Transistors are used in thyristor-triggering, oscillator, pulse and timing circuits.