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Product Detailed Parameters
- Description:SCR 20A 600V HI TEMP TO220R
- Series:SV
- Mfr:Littelfuse Inc.
- Package:Tube
- Voltage - Off State:600 V
- Voltage - Gate Trigger (Vgt) (Max):1.5 V
- Current - Gate Trigger (Igt) (Max):10 mA
- Current - Hold (Ih) (Max):35 mA
- Current - Non Rep. Surge 50, 60Hz (Itsm):225A, 300A
- SCR Type:Sensitive Gate
- Operating Temperature:-40°C ~ 150°C (TJ)
- Grade:-
- Qualification:-
- Mounting Type:Through Hole
- Package / Case:TO-220-3
- Supplier Device Package:TO-220AB
- Voltage - On State (Vtm) (Max):1.6 V
- Current - On State (It (AV)) (Max):12.8 A
- Current - On State (It (RMS)) (Max):20 A
- Current - Off State (Max):10 µA
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Overview
The Littelfuse SV6020R2QTP is a Silicon Controlled Rectifier (SCR) designed for high-temperature environments. It features a TO-220L package with through-hole mounting and three pins. The device supports a repetitive peak reverse voltage of 600 V and an average on-state current of 20 A. It withstands a surge current of 300 A. Key gate parameters include a maximum gate trigger current of 6 mA and a maximum gate trigger voltage of 1.5 V. The holding current is rated at 22 mA. The component operates within a temperature range from -40°C to 150°C.
Feature Summary
- High junction temperature capability up to +150°C
- Robust surge current handling for industrial loads
- Standardized TO-220L leaded package for secure mounting
Applications
- Solid state relays
- Industrial motor control systems
- Power supply circuits
Procurement Notes
Verify the specific suffix 'QTP' against official Littelfuse documentation to confirm it denotes the required tape-and-reel packaging format, as this affects handling procedures. Ensure the ordered part matches the exact electrical ratings for the target application. Cross-reference the manufacturer's datasheet for any updates regarding RoHS compliance status or pinout configurations before finalizing procurement orders.
Selection Notes
Select this SCR when applications require reliable operation at elevated junction temperatures up to 150°C. The 20A continuous current rating suits moderate power switching tasks. Verify that the 600V blocking voltage aligns with the circuit's peak reverse voltage requirements. Consider the TO-220L package size for thermal management and mechanical fit within the enclosure design constraints.
Part Context
This component belongs to the SVxx20xx series of high-temperature SCRs from Littelfuse. The series is engineered for demanding industrial environments where standard silicon devices may fail due to heat. The SV6020R2QTP variant specifically provides the 600V/20A performance profile within this robust family, offering a balance of voltage blocking and current carrying capacity.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided source material.
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