TPS65642AYFFR

Overview

The TPS65642AYFFR is a specialized integrated circuit designed for TFT LCD bias applications in notebook PCs, tablets, and monitors. It features five output channels housed in a 56-pin DSBGA package (3.33x2.93 mm). The device operates with an input voltage range of 2.6 V to 6 V and supports temperatures from -40°C to +85°C. Key specifications include an integrated gamma reference and compatibility with I2C control interfaces for precise regulation.

Feature Summary

• Integrates gamma reference for display color accuracy
• Provides multiple regulated outputs for complex LCD panels
• Supports I2C interface for configuration control

Applications

• Notebook PC displays
• Tablet PC screens
• Monitor panels

Procurement Notes

Verify the complete part number including the YFF suffix to ensure correct 56-pin DSBGA packaging. Confirm RoHS compliance status through official Texas Instruments documentation prior to integration. Cross-reference datasheet revisions to ensure pinout and electrical characteristics match current design requirements.

Selection Notes

Select this component when designing systems requiring integrated gamma correction and multiple bias voltages for TFT LCDs. Ensure the PCB layout accommodates the small 56-DSBGA footprint. Verify that the system power supply remains within the specified 2.6 V to 6 V input range for stable operation across the industrial temperature spectrum.

Part Context

This device belongs to the TPS65642 family of LCD bias regulators manufactured by Texas Instruments. It is specifically engineered to simplify power management for portable computing devices by consolidating multiple voltage rails and gamma generation into a single compact solution.

Replacement Considerations

Consult the official TI datasheet for qualified alternative packages or updated revisions within the TPS65642 series. Verify functional equivalence regarding pin assignments and electrical parameters before substituting.