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Product Detailed Parameters
- Description：TRIAC 600V 8A TO220AB
- Series：-
- Mfr：WeEn Semiconductors
- Package：Tube
- Triac Type：Standard
- Voltage - Off State：600 V
- Current - On State (It (RMS)) (Max)：8:00 AM
- Voltage - Gate Trigger (Vgt) (Max)：1.5 V
- Current - Non Rep. Surge 50, 60Hz (Itsm)：65A, 71A
- Current - Gate Trigger (Igt) (Max)：35 mA
- Current - Hold (Ih) (Max)：20 mA
- Configuration：Single
- Operating Temperature：125°C (TJ)
- Mounting Type：Through Hole
- Package / Case：TO-220-3
- Supplier Device Package：TO-220AB
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Overview
The BT137-600/L01,127 is a planar passivated sensitive gate four-quadrant triac manufactured by WeEn Semiconductors. It is housed in a TO-220AB (SOT78) plastic package designed for through-hole mounting. The device supports an RMS on-state current of 8 A and withstands repetitive peak off-state voltages up to 600 V. Key electrical characteristics include a maximum gate trigger voltage of 1.5 V and a maximum holding current of 20 mA. It operates within a junction temperature range of -40°C to +125°C.
Feature Summary
- Sensitive gate architecture enabling reliable triggering with low gate drive currents.
- Planar passivation technology providing enhanced voltage ruggedness and long-term reliability.
- Four-quadrant switching capability allowing control across all gate and main terminal polarities.
Applications
- General purpose bidirectional switching circuits
- Phase control applications for AC power regulation
- Lighting dimmer implementations
Procurement Notes
Verify the specific suffix /L01 against official manufacturer documentation to confirm tape-and-reel packaging or specific marking variations. Ensure the component meets RoHS compliance requirements for the target assembly process. Cross-reference the full part number with authorized distributors to confirm availability and authenticity before procurement.
Selection Notes
Select this component when a robust 8 A triac with sensitive gate sensitivity is required for general AC switching. The TO-220AB package facilitates heat dissipation and easy integration into through-hole PCB designs. Consider the 600 V blocking voltage rating to ensure adequate margin for the specific line voltage application.
Part Context
This part belongs to the BT137 series of four-quadrant triacs from WeEn Semiconductors. The series is widely utilized for its balance of high current handling and sensitive gate triggering. The BT137-600 variant specifically denotes the 600 V blocking voltage class within this family.
Replacement Considerations
Compatible substitutes include the NXP BT137-600E,127 and the STMicroelectronics BTA16-600BWE. Verify pinout compatibility and thermal resistance specifications when replacing components in existing designs.
