P4KE22A 22V 400W Uni-Directional TVS Diode | DO-41 | Industrial DC Line & Load-Dump Protector HORNBY

The P4KE22A is a 22V, 400W uni-directional TVS diode designed to safeguard DC rails, power modules, and industrial electronics from transient surges, inductive spikes, and switching disturbances. Its strong clamping performance and fast response ensure robust protection for sensitive components operating in electrically noisy environments.

Key Specifications

• VRWM: 18.8V

• VBR: 20.923.1V

• VC: 35.5V

• Peak Pulse Power: 400W

• Package: DO-41

• Response Time: <1ns

Applications

• Industrial DC power rails

• Motor drivers, relays, and inductive loads

• Automotive 24V surge suppression

• Instrumentation and sensor protection

• Low-voltage power supply safeguarding

Features

• 400W peak pulse handling

• Ultra-fast clamping action

• Low leakage on DC lines

• Rugged axial DO-41 design

• Stable breakdown characteristics