MCR8DSMT4G - Littelfuse Inc.

Manufacturer Part Number

MCR8DSMT4G

Manufacturer

Littelfuse

Introduction

Sensitive gate silicon controlled rectifier designed for switching applications

Product Features and Performance

Threshold Voltage - Off State: 600 V

Trigger Voltage - Gate Trigger (Vgt) Maximum: 1 V

Trigger Current - Gate Trigger (Igt) Maximum: 200 µA

On State Voltage (Vtm) Maximum: 1.8 V

On State Current Average (It (AV)) Maximum: 5.1 A

On State RMS Current (It (RMS)) Maximum: 8 A

Hold Current (Ih) Maximum: 6 mA

Leakage Current - Off State: 10 µA

Surge Current (Itsm): 90A @ 60Hz

Type: Sensitive Gate SCR

Surface-mount package: TO-252-3, DPAK

Operating Temperature Range: -40°C to 110°C

Product Advantages

Sensitive gate allows for easy triggering

Low on-state voltage reduces power dissipation

Enhanced surge capability for high reliability

Key Technical Parameters

Voltage - Off State: 600 V

Gate Trigger Voltage/Current: 1 V/200 µA

On State Voltage/Current: 1.8 V/8 A RMS

Non-Repetitive Surge Current: 90 A

Operating Temperature: -40°C to 110°C

Mounting Type: SMD

Quality and Safety Features

Compliant with standard safety and quality requirements

Robust thermal performance

Compatibility

Compatible with surface mount technologies

Useful for circuits requiring controlled rectification

Application Areas

Motor control circuits

Power supplies

Lighting systems

Control systems

Product Lifecycle

Status: Active (not near discontinuation)

Availability of replacements or upgrades

Key Reasons to Choose This Product

Highly sensitive gate operation

Ideal for low power gating applications

Efficient power handling capabilities for size and type

Wide operating temperature suitable for various environments

Industry-standard packaging for ease of integration

Well-suited for automated PCB assembly systems