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SSA500AA80
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Product Detailed Parameters
- Description：THYRISTOR MODULE 800V 500A
- Series：-
- Mfr：SanRex Corporation
- Package：Tray
- Structure：Single
- Number of SCRs, Diodes：1 SCR
- Voltage - Off State：800 V
- Current - On State (It (AV)) (Max)：500 A
- Current - On State (It (RMS)) (Max)：785 A
- Current - Non Rep. Surge 50, 60Hz (Itsm)：9100A, 10000A
- Operating Temperature：-40°C ~ 125°C (TJ)
- Mounting Type：Chassis Mount
- Package / Case：Module
- Voltage - Gate Trigger (Vgt) (Max)：3 V
- Current - Gate Trigger (Igt) (Max)：200 mA
- Current - Hold (Ih) (Max)：-
- Grade：-
- Qualification：-
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Overview
The SanRex SSA500AA80 is a thyristor module rated for an average on-state current of 500 A and a repetitive peak reverse voltage of 800 V. It features a maximum surge on-state current capability of 9100 A and a critical rate of rise of off-state voltage of 500 V/µs. The device includes an isolated mounting base, operates within a junction temperature range of -40°C to +125°C, and provides an isolation breakdown voltage of 2500 V RMS.
Feature Summary
- Isolated mounting base design
- High surge current handling capability
- Robust dv/dt and di/dt performance
Applications
- Various rectifiers
- AC/DC motor drives
- Heater controls
- Light dimmers
- Static switches
Procurement Notes
Verify the specific suffix against official documentation to confirm exact ratings. Confirm thermal interface requirements and mounting torque specifications before installation. Ensure gate drive parameters align with the datasheet limits for reliable triggering.
Selection Notes
Select based on required voltage blocking levels and continuous current loads. Consider thermal management solutions given the power dissipation characteristics. Verify compatibility with existing control circuitry regarding gate trigger requirements.
Part Context
This component belongs to the SanRex SSA series of thyristor modules designed for high-power industrial applications. The series offers various voltage ratings to suit different system requirements while maintaining consistent mechanical and thermal performance standards.
Replacement Considerations
Consult official cross-reference lists for verified substitutes. Ensure replacement parts match electrical ratings and physical dimensions.
FAQ
What is the maximum non-repetitive peak reverse voltage?
The maximum non-repetitive peak reverse voltage is 960 V.
What is the recommended mounting torque for the terminals?
The recommended mounting torque for the M8 terminals is 8.8 to 10 N·m.
What is the critical rate of rise of on-state current?
The critical rate of rise of on-state current is 200 A/µs.
