AS3689-WAA-Z

Overview

The AS3689-WAA-Z is a highly integrated CMOS power and lighting management unit designed for mobile telephones and similar devices. It supplies power to LCD and camera modules in 1-cell systems. The device functions as an LED driver IC with 15 outputs, utilizing DC-DC step-up (boost) and switched capacitor (charge pump) topologies. It supports dimming capabilities with a flash current of 150mA. The component is housed in a 36-CSP package.

Feature Summary

• Highly integrated CMOS power and lighting management unit
• Supplies power to LCD and camera modules
• Supports dimming functionality

Applications

• Mobile telephones
• LCD module power supply
• Camera module power supply

Procurement Notes

Verify the specific suffix -WAA-Z against official ams OSRAM documentation to confirm pinout and electrical characteristics. Ensure compatibility with 1-cell system requirements. Check for end-of-life status or alternative recommendations from the manufacturer before finalizing procurement decisions.

Selection Notes

Select this component for applications requiring a single-chip solution for LCD and camera power management in mobile devices. Consider the 15-output configuration and 150mA flash capability when designing camera subsystems. Verify package availability and integration with existing boost and charge pump circuitry requirements.

Part Context

This part belongs to the AS3689 series of lighting management units from ams OSRAM. These units are specifically engineered for mobile phone applications, providing consolidated power regulation for display and imaging components. The series leverages CMOS technology to achieve high integration levels suitable for space-constrained portable electronics.

Replacement Considerations

Consult official ams OSRAM documentation for verified substitute part numbers. Cross-reference pinouts and electrical specifications carefully if considering alternatives from other manufacturers.