NEX10000AUBZ

Overview

The NEX10000AUBZ is a power supply integrated circuit designed for TFT-LCD panels. It provides programmable positive and negative output voltages, integrating an LDO regulator, boost converter, and negative charge pump. The device operates on a single-cell lithium battery input ranging from 2.7V to 5V. Key electrical specifications include an output voltage range of 4V to 6.5V with ±1% accuracy, maximum output currents between 80mA and 220mA, and a junction-to-ambient thermal resistance of 76.4°C/W. It functions within an ambient temperature range of -40°C to +85°C.

Feature Summary

• Integrates LDO regulator, boost converter, and negative charge pump for complete LCD power management
• Supports I2C-compatible interface for programmable voltage configuration
• Includes active output discharge functionality for rapid power-down sequences
• Features comprehensive protection mechanisms including ESD, UVLO, and OTSD

Applications

• Smartphone TFT-LCD panel power supplies
• Tablet TFT-LCD panel power supplies
• Portable electronic devices requiring single-cell battery operation

Procurement Notes

Verify the specific suffix 'BZ' against the manufacturer's official documentation to confirm package type and tape/reel specifications. Ensure compatibility with existing PCB footprints for the WLCSP-15 package. Confirm that the operating temperature range meets the final assembly requirements. Cross-reference the part number with current production status notices to avoid obsolescence risks during procurement.

Selection Notes

Select this component when designing power systems for TFT-LCD displays powered by single-cell lithium batteries. It is suitable for applications requiring precise voltage regulation and low quiescent current. Consider the thermal performance and package size constraints when choosing this IC over discrete solutions. Verify that the required output voltages fall within the specified 4V to 6.5V range for optimal efficiency.

Part Context

This part belongs to Nexperia's portfolio of power management ICs specifically engineered for display drivers. It consolidates multiple power stages into a single compact solution, reducing board space and component count. The integration of boost, LDO, and charge pump functions addresses the complex voltage rails needed for modern LCD panels.

Replacement Considerations

NEX10000AUB/1UB are related variants within the same family offering similar functionality.