TPS92070PW

Overview

The TPS92070PW is an AC-DC offline switcher designed for LED lighting applications. It utilizes a quasi-resonant flyback topology to achieve high efficiency. The device supports triac-based dimming for precise brightness control and handles input voltages up to 21.5V. It operates at a frequency of 138kHz and features five segments for optimized performance. The output current is adjustable up to 140mA, making it suitable for various LED driver configurations.

Feature Summary

• Supports triac-based dimming for precise LED brightness control
• Utilizes quasi-resonant flyback topology for high efficiency
• Handles high-input voltage up to 21.5V
• Adjustable output current up to 140mA

Applications

• LED lighting drivers
• AC-DC offline switchers
• Triac dimmable LED systems

Procurement Notes

Verify the component's authenticity by checking the manufacturer's marking and datasheet specifications. Ensure the package type matches the required 16-TSSOP form factor. Confirm RoHS compliance status if environmental regulations apply to your specific deployment scenario.

Selection Notes

Select this component for applications requiring efficient AC-DC conversion with integrated dimming capabilities. Consider its 138kHz operating frequency and 140mA output limit when designing the power stage. Ensure the input voltage range aligns with the system's supply requirements.

Part Context

This part belongs to Texas Instruments' portfolio of power management ICs, specifically within the LED driver category. It is engineered for compact designs where space and efficiency are critical constraints in modern lighting solutions.

Replacement Considerations

Consult official substitution guides for compatible alternatives. Verify pinout compatibility and electrical parameters before replacing the component in existing designs.