MCR12DSMT4G - Littelfuse Inc.

Manufacturer Part Number

MCR12DSMT4G

Manufacturer

Littelfuse

Introduction

Silicon Controlled Rectifier designed for switching and phase control applications

Product Features and Performance

Sensitive Gate SCR

Surface Mount Package - TO-252 (DPAK)

Can handle currents up to 12A RMS

Suitable for On/Off functions in applications requiring low gate trigger current

High surge capability - 100A @ 60Hz

Product Advantages

Low gate trigger current of maximum 200 µA allows for direct interfacing with microcontrollers

Voltage capability up to 600 V for high voltage applications

High on-state current rating for robust performance

Key Technical Parameters

600 V - Off State Voltage

1 V - Max Gate Trigger Voltage (Vgt)

200 µA - Max Gate Trigger Current (Igt)

9 V - On State Voltage (Vtm) Max

6 A - On State Current (It (AV)) Max

12 A - On State Current (It (RMS)) Max

6 mA - Hold Current (Ih) Max

10 µA - Max Off State Current

100A @ 60Hz - Non Repetitive Surge Current (Itsm)

Sensitive Gate SCR Type

Operating Temperature range from -40°C to 110°C

Quality and Safety Features

Compliance with industry safety standards for Thyristor SCRs

Robust thermal management for safe operation within specified limits

Compatibility

Compatible with other SCRs for flexible use in designs

Compatible with surface mount technology for easy PCB assembly

Application Areas

Motor control circuits

Power switching applications

Lighting dimmers

Solid-state relays

Controllable rectifier systems

Product Lifecycle

Product Status: Active

Not currently nearing discontinuation

Availability of replacements or upgrades should be checked with the manufacturer

Several Key Reasons to Choose This Product

Low gate trigger current that allows for easy microcontroller interfacing

High voltage and current ratings for robust application use

Sensitive gate capability enhances control

High surge current withstand for application safety

Surface mount package for modern PCB design compatibility

Active product status confirms ongoing manufacturer support and availability