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T700203504BY
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Product Detailed Parameters
- Description：SCR 2KV 550A TO209
- Series：-
- Mfr：Powerex Inc.
- Package：Bulk
- Voltage - Off State：2 kV
- Voltage - Gate Trigger (Vgt) (Max)：3 V
- Current - Gate Trigger (Igt) (Max)：150 mA
- Current - Hold (Ih) (Max)：-
- Current - Non Rep. Surge 50, 60Hz (Itsm)：9100A, 10000A
- SCR Type：Standard Recovery
- Operating Temperature：-40°C ~ 125°C
- Grade：-
- Qualification：-
- Mounting Type：Chassis, Stud Mount
- Package / Case：TO-209 Variation
- Supplier Device Package：TO-209 Variation
- Voltage - On State (Vtm) (Max)：1.4 V
- Current - On State (It (AV)) (Max)：350 A
- Current - On State (It (RMS)) (Max)：550 A
- Current - Off State (Max)：30 mA
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Overview
The T700203504BY is a silicon controlled rectifier (SCR) module manufactured by Powerex Inc. It features a standard recovery design suitable for phase control applications. The device is rated for a maximum off-state voltage of 2 kV and supports a continuous on-state current of 350 A, with a surge current capability of 550 A. It utilizes a TO-209 variation package configuration for chassis mounting. Key electrical parameters include a maximum gate trigger voltage of 3 V and a maximum gate trigger current of 150 mA. The component is lead-free and RoHS compliant.
Feature Summary
- Standard recovery SCR architecture designed for robust phase control operations
- High voltage blocking capability up to 2 kV for demanding power environments
- Chassis mountable construction in a TO-209 variation package for efficient thermal management
Applications
- Industrial motor drives requiring high-power phase control
- Resistive load heating systems
- Power supply input stages
Procurement Notes
Verify the specific datasheet version provided by the manufacturer or authorized distributor to confirm current product status and exact electrical tolerances. Ensure that the procurement channel is an authorized source to guarantee component authenticity and compliance with RoHS standards. Cross-reference the part number suffixes to confirm package variations and material specifications match the intended application requirements before finalizing orders.
Selection Notes
Select this component when applications require a high-voltage, high-current SCR with standard recovery characteristics. The 2 kV rating makes it suitable for medium-to-high voltage AC systems. Consider the TO-209 variation package for compatibility with existing chassis mounting hardware. Evaluate the thermal resistance requirements against the 350 A continuous current rating to ensure adequate heat sinking solutions are implemented for reliable long-term operation.
Part Context
This part belongs to the Powerex T700 series of discrete SCRs. These components are engineered for industrial power electronics where reliability under high stress is critical. The series offers various voltage and current ratings to accommodate different power levels. The T700203504BY specifically addresses needs for 2 kV isolation with substantial current handling capacity in a standardized mounting form factor.
Replacement Considerations
Consult official cross-reference guides for direct substitutes. Verify that any alternative maintains identical voltage ratings, current capabilities, and package dimensions to ensure mechanical and electrical compatibility without redesigning the host system.
