TLP161G(IFT7,U,C,F

Triac, SCR Output Optoisolators Overview

The TLP161G(IFT7,U,C,F is a triac and SCR output optocoupler manufactured by Toshiba Semiconductor and Storage. It provides electrical isolation between input and output circuits using a GaAs infrared LED and a photo-triac detector. The device offers an isolation voltage of 2500Vrms, ensuring safety in high-voltage applications. Key electrical specifications include a maximum on-state current of 70mA RMS and an off-state voltage capability of 400V. The component requires a maximum LED trigger current of 10mA for activation. It is packaged in a tape and reel format, designated by the suffix IFT7, suitable for automated surface-mount assembly processes.

Triac, SCR Output Optoisolators Feature Summary

• Utilizes a GaAs infrared LED coupled with a photo-triac for robust signal transmission across isolation barriers.
• Provides high-voltage isolation capabilities rated at 2500Vrms to protect low-voltage control circuitry.
• Designed for moderate-speed switching applications requiring reliable triac or SCR triggering.

Triac, SCR Output Optoisolators Applications

• Solid-state relay (SSR) driver circuits
• AC power switching control systems
• Industrial automation interface modules

Triac, SCR Output Optoisolators Procurement Notes

Verify the specific ordering code against the manufacturer's official documentation to ensure compatibility with required packaging and lead times. Confirm that the IFT7 suffix aligns with the intended tape-and-reel quantity and handling requirements. Cross-reference the part number with the latest availability status, as electronic components may undergo lifecycle changes or supply fluctuations. Ensure all regulatory compliance markings, such as RoHS status, meet the target application's standards before finalizing procurement orders.

Triac, SCR Output Optoisolators Selection Notes

Select this component when high isolation voltage and moderate switching speed are required for AC load control. The 400V off-state voltage rating makes it suitable for standard AC line applications. Consider the 70mA RMS on-state current limit when designing the drive circuitry to ensure the load does not exceed the device's thermal and electrical ratings. Verify that the input trigger current requirements fit within the microcontroller or logic gate output capabilities.

Triac, SCR Output Optoisolators Part Context

This part belongs to the TLP161 series of photocouplers from Toshiba Semiconductor and Storage. The series includes variants with different packaging options and pin configurations, such as the TLP161J which is noted as end-of-life. The TLP161G variant specifically denotes the package type and internal configuration optimized for surface-mount technology. It serves as a key component in isolating control signals from high-power AC loads in industrial and consumer electronics.

Triac, SCR Output Optoisolators Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Users should consult Toshiba Semiconductor and Storage directly for recommended alternatives or cross-reference with other manufacturers offering similar triac-output optocouplers with matching isolation and current ratings.