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MCR72-003
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Product Detailed Parameters
- Description：THYRISTOR SCR 8A 100V TO-220AB
- Series：-
- Mfr：onsemi
- Package：Bulk
- Voltage - Off State：100 V
- Voltage - Gate Trigger (Vgt) (Max)：1.5 V
- Current - Gate Trigger (Igt) (Max)：200 µA
- Current - Hold (Ih) (Max)：6 mA
- Current - Non Rep. Surge 50, 60Hz (Itsm)：100A @ 60Hz
- SCR Type：Sensitive Gate
- Operating Temperature：-
- Grade：-
- Qualification：-
- Mounting Type：Through Hole
- Package / Case：TO-220-3
- Supplier Device Package：TO-220AB
- Voltage - On State (Vtm) (Max)：-
- Current - On State (It (AV)) (Max)：-
- Current - On State (It (RMS)) (Max)：8:00 AM
- Current - Off State (Max)：-
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Overview
The MCR72-003 is a sensitive gate silicon controlled rectifier (SCR) manufactured by onsemi. It features an RMS current rating of 8 amperes and offers reverse blocking voltage options ranging from 100 volts to 600 volts. The device is housed in a TO-220AB package and complies with RoHS standards. Designed for industrial and consumer applications, it supports temperature, light, and speed control functions.
Feature Summary
- Sensitive gate architecture for efficient triggering
- Reverse blocking thyristor capability
- High thermal robustness in TO-220AB package
Applications
- Industrial temperature control systems
- Consumer light dimming circuits
- Motor speed control applications
Procurement Notes
Verify the specific voltage code suffix against official datasheets to ensure correct blocking voltage selection. Confirm package type matches design requirements. Check RoHS compliance documentation for material composition details. Validate gate trigger characteristics for circuit compatibility. Ensure ordering part numbers align with manufacturer specifications.
Selection Notes
Select based on required RMS current handling and voltage blocking capabilities. Consider thermal management needs for the TO-220AB package. Evaluate gate sensitivity requirements for driving circuit design. Compare performance metrics against alternative SCR families for optimal system efficiency and reliability in target applications.
Part Context
This component belongs to onsemi's line of sensitive gate silicon controlled rectifiers. These devices are engineered for reliable phase control in power regulation tasks. The family includes variants with different voltage ratings and packaging options to suit diverse industrial and consumer electronic designs requiring robust AC switching solutions.
Replacement Considerations
Consult official substitution lists for equivalent SCRs with matching current and voltage ratings. Verify pinout compatibility and thermal resistance values before swapping components. Ensure gate trigger parameters meet original design specifications to maintain circuit performance.
