P4KE33A 33 V 400 W Uni-Directional TVS Diode | DO-41 | Industrial DC Line Surge Protector HORNBY

The P4KE33A is a 33 V, 400 W uni-directional TVS diode designed to protect 3033 V DC rails, communication lines, and industrial electronics from high-energy surges and electrical transients. Its fast avalanche response and stable breakdown characteristics ensure dependable clamping during voltage spikes, inductive switching events, and load-dump conditions.

Key Specifications
VRWM: 28.2 V
VBR: 31.434.7 V
VC: 45.7 V
Peak Pulse Power: 400 W
Package: DO-41
Response Time: < 1 ns

Applications
3033 V industrial DC rail protection
PLC and automation input surge suppression
SMPS and DC converter front-end protection
Communication and signaling line transient protection
Motor, relay, and inductive load switching suppression

Features
400 W peak pulse energy handling capability
Precise voltage clamping for 3033 V systems
Fast avalanche response time (< 1 ns)
Rugged, long-life DO-41 axial package
Low leakage current and stable avalanche behavior