CM421255 - Powerex Inc.

Manufacturer Part Number

CM421255

Manufacturer

powerex

Introduction

The CM421255, a module from powerex, falls into the category of Thyristors SCRs - Modules. This device is built into a Series Connection - SCR/Diode structure.

Product Features and Performance

Contains 1 SCR and 1 Diode

Rated off-state voltage of 1.2 kV

On-state current (average) is 55 A

On-state current (RMS) is 86 A

Gate trigger voltage of 2 V

Gate trigger current of 100 mA

Non-repetitive surge current for 50Hz and 60Hz is 1000A and 1100A respectively

Operating temperature range from -40°C to 125°C

Mounting type: Chassis Mount

Encapsulated in a POW-R-BLOK™ Module package

Product Advantages

Integration of SCR and Diode into a single module simplifies design

High surge capability appropriate for applications requiring robust performance

Key Technical Parameters

Off-State Voltage: 1.2 kV

On-State Current (It (AV)): 55 A (Max)

On-State Current (It (RMS)): 86 A (Max)

Gate Trigger Voltage (Vgt): 2 V (Max)

Gate Trigger Current (Igt): 100 mA (Max)

Non-Repetitive Surge Current: 1100A (60Hz)

Operating Temperature: -40°C ~ 125°C

Quality and Safety Features

Operates effectively within a wide temperature range ensuring reliability

High current and voltage handling capacity provides robust performance

Compatibility

Designed for chassis mounting and suitable with assemblies requiring high power handling

Application Areas

Used in industrial power applications, motor control, and where high power control is required

Product Lifecycle

Obsolete status, indicating it is no longer produced

Users should verify replacement or upgrade availability when considering integration

Several Key Reasons to Choose This Product

Highly robust module integrating SCR and Diode providing dual functionality

High surge current capability excellent for high stress operations

Extended operating temperature range suitable for challenging environments

Obsolescence requires consideration for longevity and support in existing applications