Product Model

MCD44-18IO1B

Introduction

Thyristor SCR-Diode module designed for high voltage applications

Brand and Manufacturer

littelfuse

Features

Series connection of SCR and Diode

Capable of handling high surge currents

Robust thermal and electrical stability

Product Performance

High off-state voltage of 1.8 kV

Continuous on-state current up to 51 A (average) and 80 A (RMS)

Surge current capability up to 1230 A at 60 Hz

Technical Specifications

Voltage - Gate Trigger (Max): 1.5 V

Current - Gate Trigger (Max): 100 mA

Current - Hold (Ih) (Max): 200 mA

Voltage - Off State: 1.8 kV

Current - On State (It (AV)) (Max): 51 A

Current - On State (It (RMS)) (Max): 80 A

Current - Non Rep. Surge 50, 60Hz (Itsm): 1150 A, 1230 A

Dimensions, Shape, and Packaging

Packaged in a box

Mounting Type: Chassis Mount

Package / Case: TO-240AA

Quality and Reliability

Designed to withstand harsh environmental conditions

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

Product Advantages

High voltage and current handling capabilities

Compact and efficient design for easier integration

Product Competitiveness

Ideal for industrial applications requiring robust performance in demanding conditions

Compatibility

Compatible with various high voltage applications due to its structural and electrical characteristics

Standard Certification and Compliance

Complies with standard industrial certifications for safety and performance

Lifespan and Sustainability

Durable design ensures long operational life under specified conditions

Actual Application Fields

Suitable for industrial power applications, motor drives, and power regulation systems

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