SA12A – 12 V 500 W Uni-Directional TVS Diode | DO-15 | Automotive & Industrial Surge Protector SEP

The SA12A is a 12 V, 500 W uni-directional TVS diode commonly used in automotive 12 V systems and industrial DC rails. It clamps surges, spikes, and inductive load transients efficiently.

Key Specifications

• VRWM: 10.2 V

• VBR: 11.4–12.6 V

• VC: 20.6 V

• Peak Pulse Power: 500 W

• Package: DO-15

Applications

• Automotive 12 V rails

• Power distribution protection

• Relays and motor drivers

• Industrial control systems

Features

• Strong 500 W peak power

• Fast <1 ns response

• Durable epoxy encapsulation

• Stable breakdown characteristics