SA5.0A – 5 V 500 W Uni-Directional TVS Diode | DO-15 | Industrial DC Line Surge Protector SEP

The SA5.0A is a 5 V, 500 W uni-directional TVS diode designed to protect low-voltage DC rails, communication lines, and industrial electronics from high-energy surges and transient events. Its fast avalanche response and precise breakdown ensure reliable clamping during voltage spikes, inductive switching, and load-dump events.

Key Specifications

• VRWM: 4.4 V

• VBR: 5.0–5.6 V

• VC: 9.2 V

• Peak Pulse Power: 500 W

• Package: DO-15

• Response Time: < 1 ns

Applications

• 5 V DC power rail surge protection

• Industrial automation and PLC input safeguarding

• Communication interface protection

• Microcontroller and sensor transient suppression

• Automotive 5 V accessory surge protection

Features

• 500 W peak pulse energy absorption

• Precise clamping for 5 V systems

• Ultra-fast avalanche response (< 1 ns)

• Rugged, long-life DO-15 package

• Low leakage current under stand-off voltage