AS3665-ZWLT-500

Overview

The AS3665-ZWLT-500 is a switched capacitor (charge pump) DC/DC regulator manufactured by ams OSRAM USA INC. It provides a fixed output voltage of 5.5V with an output current capability of 20mA per channel. The device supports I2C dimming control and operates within a temperature range of -30°C to 85°C. It utilizes surface mount technology for integration into compact electronic designs.

Feature Summary

• Integrated charge pump topology for efficient voltage conversion
• Digital I2C interface for precise dimming control
• Compact surface-mount package suitable for space-constrained applications

Applications

• LED illumination systems requiring regulated drive voltage
• Portable consumer electronics with limited power supply options
• Automotive interior lighting modules

Procurement Notes

Verify the part status as obsolete before initiating procurement. Confirm availability through authorized distributors or secondary market suppliers. Ensure compatibility with existing PCB layouts and thermal management requirements. Check for alternative replacement components if long-term supply stability is required.

Selection Notes

Select this component when a compact, digitally controlled charge pump solution is needed for LED driving. Consider the 20mA output limit and 5.5V fixed output when designing power stages. Evaluate thermal performance within the specified operating temperature range during system integration.

Part Context

This component belongs to the broader portfolio of ams OSRAM's light and sensor solutions. It complements their LED drivers and optical sensors, supporting applications in mobile, automotive, and industrial sectors where integrated photonics and power management are critical.

Replacement Considerations

The datasheet lists the part status as Obsolete. No specific public substitute part numbers are confirmed in the provided source material. Engineers should consult manufacturer documentation for recommended alternatives or design-in guides.