TIP31C 3A 100V Silicon NPN Power Transistor

The TIP31C is a robust silicon NPN power transistor engineered for applications that require reliable switching and amplification under elevated current and voltage demands. Designed to deliver steady performance in power regulation, motor control, and audio amplification circuits, this device combines significant current capacity with a high voltage rating in a standard TO-220 package. Continuous collector current up to 3 amperes for demanding circuit loads Collector-emitter voltage rating up to 100 volts for a wide range of power designs Maximum power dissipation of 40 watts to handle thermal stress with appropriate heat sinking Minimum DC current gain (hFE) range of 40 to 100 for dependable amplification TO-220 package allows efficient attachment of heat sinks for improved thermal management Its silicon construction is optimized for fast switching and consistent gain characteristics across common operating conditions. The TIP31C’s combination of current handling, voltage capability, and thermal performance makes it suitable for intermediate power stages where dependable operation and straightforward heat-sink integration are required. Use recommended mounting and thermal practices to ensure reliable long-term operation.