TLC5925IPWR

Overview

The TLC5925IPWR is a Texas Instruments LED lighting driver IC featuring 16 constant current sink channels in a TSSOP-24 package. It operates on a 3 V to 5.5 V supply with a 30 MHz clock frequency and supports up to 17 V output voltage. The device delivers an adjustable output current range of 3 mA to 45 mA, regulated by an external resistor. It includes a 16-bit shift register and data latch for serial input processing. The component functions within a temperature range of -40°C to +125°C and incorporates thermal shutdown protection.

Feature Summary

• Provides 16 independent constant current outputs with high precision across channels
• Integrates a 16-bit shift register and data latch for serial data conversion
• Supports fast response times via the Output Enable (OE) signal
• Includes built-in thermal shutdown protection for enhanced reliability

Applications

• LED display systems
• LED panel applications
• Game console and entertainment device illumination
• Appliance indicator lights
• General LED lighting scenarios

Procurement Notes

Verify the specific suffix 'IPWR' corresponds to the TSSOP-24 package variant when sourcing. Confirm RoHS compliance status through official manufacturer documentation prior to integration. Ensure the selected distributor provides valid traceability records. Cross-reference the datasheet revision date to guarantee alignment with current design specifications and electrical characteristics.

Selection Notes

Select this component for designs requiring precise current regulation across multiple LEDs without complex feedback loops. The wide operating voltage range and high clock speed support flexible system architectures. Consider the thermal performance and package size constraints relative to the intended application environment. Verify that the external resistor selection aligns with the desired current output levels.

Part Context

This part belongs to the TLC5925 series of low-power LED drivers from Texas Instruments. It is designed specifically for applications demanding uniform brightness and reliable operation. The series offers various package options to suit different board space requirements while maintaining consistent electrical performance characteristics across the family.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.