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MCC44-08IO8B
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Product Detailed Parameters
- Description：MOD THYRISTOR DUAL 800V TO-240AA
- Series：-
- Mfr：IXYS
- Package：Box
- Structure：Series Connection - All SCRs
- Number of SCRs, Diodes：2 SCRs
- Voltage - Off State：800 V
- Current - On State (It (AV)) (Max)：51 A
- Current - On State (It (RMS)) (Max)：80 A
- Current - Non Rep. Surge 50, 60Hz (Itsm)：1150A, 1230A
- Operating Temperature：-40°C ~ 125°C (TJ)
- Mounting Type：Chassis Mount
- Package / Case：TO-240AA
- Voltage - Gate Trigger (Vgt) (Max)：1.5 V
- Current - Gate Trigger (Igt) (Max)：100 mA
- Current - Hold (Ih) (Max)：200 mA
- Grade：-
- Qualification：-
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Overview
The MCC44-08IO8B is a silicon thyristor module manufactured by IXYS, belonging to the MCC series. It features a single-phase leg configuration housed in a TO-240AA package with screw mount installation style. The device supports an output current of 44 A and a reverse voltage rating of 800 V. Operating temperatures range from -40 C to +100 C. The unit weighs approximately 81 g and utilizes bulk packaging.
Feature Summary
- Single-phase leg thyristor configuration for power conversion circuits
- Silicon-based construction ensuring robust thermal performance
- Screw mount design compatible with standard heatsink interfaces
Applications
- Industrial motor drives and variable frequency drives
- High-power DC-to-AC inversion systems
- Static power switching applications requiring high current handling
Procurement Notes
Verify the specific suffix IO8B against official IXYS documentation to confirm pinout and terminal configuration. Ensure compatibility with existing cooling solutions given the TO-240AA form factor. Confirm RoHS compliance status through the manufacturer's latest environmental declaration before integration into regulated equipment designs.
Selection Notes
Select this component when a 44 A continuous current capacity at 800 V blocking voltage is required. The TO-240AA package suits applications needing reliable screw-mount thermal management. Compare against the MCD72-08IO8B if higher current ratings are necessary, or consider lower-current variants within the MCC series for cost optimization in less demanding power stages.
Part Context
This module is part of IXYS' MCC discrete semiconductor line, designed for industrial power electronics. It complements other thyristor modules like the MCC56-08IO8B and MCC72-18IO8B, offering scalable current ratings within the same mechanical footprint family. The series targets high-reliability applications in energy conversion and industrial automation sectors.
Replacement Considerations
Direct cross-compatibility with other manufacturers requires careful verification of gate trigger characteristics and thermal resistance values. Within the IXYS portfolio, the MCC56-08IO8B offers higher current but similar voltage ratings. No official substitute part numbers are publicly documented; engineering validation is essential for any alternative selection.
