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R2475ZD28N
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Product Detailed Parameters
- Description：SCR 2.8KV 4978A W46
- Series：-
- Mfr：IXYS
- Package：Box
- Voltage - Off State：2.8 kV
- Voltage - Gate Trigger (Vgt) (Max)：3 V
- Current - Gate Trigger (Igt) (Max)：300 mA
- Current - Hold (Ih) (Max)：1:00 AM
- Current - Non Rep. Surge 50, 60Hz (Itsm)：34100A @ 50Hz
- SCR Type：Standard Recovery
- Operating Temperature：-40°C ~ 125°C
- Grade：-
- Qualification：-
- Mounting Type：Chassis Mount
- Package / Case：TO-200AF
- Supplier Device Package：W46
- Voltage - On State (Vtm) (Max)：2.8 V
- Current - On State (It (AV)) (Max)：2475 A
- Current - On State (It (RMS)) (Max)：4978 A
- Current - Off State (Max)：300 mA
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Overview
The IXYS R2475ZD28N is a high-voltage fast thyristor designed for demanding power control applications. It features a maximum blocking voltage of 2.8 kV and an on-state voltage drop of 2.8 V. The device supports a gate trigger voltage up to 3 V, ensuring reliable activation in phase control circuits. Manufactured by IXYS, this component utilizes advanced semiconductor technology to deliver robust performance under high-stress conditions, making it suitable for industrial power systems requiring precise voltage regulation and efficient energy management.
Feature Summary
- High voltage blocking capability up to 2.8 kV for robust insulation
- Fast switching characteristics optimized for high-frequency operation
- Low on-state voltage drop of 2.8 V for improved efficiency
- Standardized gate trigger requirements for easy circuit integration
Applications
- Phase control rectifiers
- AC motor speed drives
- Industrial power supplies
- High-voltage DC transmission controls
Procurement Notes
Verify the specific lot date code and manufacturing origin against project requirements. Confirm that the thermal management solution aligns with the device's power dissipation limits during peak operation. Ensure that the gate drive circuitry provides sufficient current to meet the 3 V trigger threshold reliably. Check for any regional compliance certifications required for the target market deployment.
Selection Notes
Select this component when applications require high voltage isolation exceeding standard silicon limits. Consider the 2.8 kV rating for safety margins in harsh electrical environments. Evaluate the thermal resistance characteristics to determine appropriate heatsinking needs. Compare the on-state voltage against system efficiency targets to ensure optimal power loss management.
Part Context
This part belongs to IXYS's portfolio of high-power semiconductor devices, often associated with Littelfuse after acquisition. It represents a specialized solution for high-voltage AC/DC conversion tasks. The product line focuses on reliability and durability in industrial settings where standard components may fail due to voltage stress or thermal cycling.
Replacement Considerations
No direct public substitute part numbers are confirmed in the provided documentation. Cross-reference with other 2.8 kV fast thyristors from IXYS or Littelfuse if availability is constrained. Verify pinout compatibility and thermal interface dimensions before substituting with generic equivalents.
