TCA6507PW

Overview

The TCA6507PW is a low-voltage LED driver IC featuring seven open-drain outputs capable of sourcing up to 40 mA per channel. It supports I2C and SMBus interfaces with operating frequencies of 100 kHz and 400 kHz. The device operates on an input voltage range of 1.65 V to 3.6 V, while output voltages reach up to 5.5 V. Packaged in a 14-TSSOP format, it includes programmable fading rates for intensity control.

Feature Summary

• Supports I2C and SMBus communication protocols for digital control
• Features two independent banks of LED drivers for flexible configuration
• Provides programmable fading rates for smooth intensity transitions

Applications

• LED backlighting for LCD TVs
• Gaming monitor displays
• Automotive display systems
• Industrial control panels

Procurement Notes

Verify component status carefully as the TCA6507PW is listed as obsolete by Texas Instruments. Confirm availability through authorized distributors or approved replacement alternatives such as the TCA6507PWR before finalizing procurement plans to ensure supply chain continuity.

Selection Notes

Select this component for applications requiring precise digital dimming via I2C or SMBus. Ensure the design accommodates the 14-TSSOP package constraints and verifies compatibility with the specified 1.65 V to 3.6 V supply range. Consider the obsolete status when planning long-term production cycles.

Part Context

This part belongs to the TCA6507 series of low-voltage LED drivers manufactured by Texas Instruments. It is designed for high-efficiency lighting control in consumer electronics and automotive sectors, offering integrated fading capabilities and direct LED drive functionality within a compact surface-mount package.

Replacement Considerations

The TCA6507PWR is identified as a manufacturer-recommended alternative. Verify pinout and electrical specifications match requirements before substitution due to the original part's obsolete status.