AS3648B-ZWLT

Overview

The AS3648B-ZWLT is a DC-DC regulator manufactured by ams-OSRAM USA INC. It utilizes a step-up (boost) topology to manage power conversion for LED applications. The device features an internal switch, simplifying circuit design by reducing the need for external switching components. This integrated approach supports efficient voltage regulation in compact form factors suitable for modern electronic systems requiring reliable power management solutions.

Feature Summary

• Integrates internal switching elements to streamline circuit architecture
• Employs step-up boost topology for voltage regulation
• Functions as a dedicated DC-DC regulator for LED driver applications

Applications

• LED lighting driver circuits
• Portable electronic power management
• Compact consumer electronics

Procurement Notes

Verify component status before procurement planning. Official records indicate this specific part number is classified as obsolete. Engineers should confirm end-of-life notifications and transition timelines with the manufacturer or authorized distributors. Ensure that any existing designs utilizing this component are reviewed for potential obsolescence risks and supply chain continuity strategies.

Selection Notes

Select this component only if legacy compatibility is required, as it is no longer in active production. Evaluate alternative current-generation LED drivers from the same manufacturer that offer updated efficiency metrics and extended availability. Consider system redesign requirements if transitioning away from obsolete parts to ensure long-term support and performance consistency.

Part Context

This component belongs to the broader portfolio of digital photonics and power management solutions provided by ams-OSRAM. The company specializes in light and sensor technologies, including LEDs, lasers, and associated driver ICs. The AS3648B-ZWLT represents a historical offering in their LED driver lineup, designed to support specific illumination needs prior to newer product generations.

Replacement Considerations

Consult official datasheets for direct pin-compatible substitutes within the same series. Verify electrical specifications such as input voltage range and output current capabilities against new candidates. Contact ams-OSRAM sales engineering for validated replacement part numbers suitable for new designs.