AOZ1212DIL#A

Overview

The AOZ1212DIL#A is a DC-DC switching regulator IC from the EZBuck series, manufactured by Alpha & Omega Semiconductor Inc. It functions as an adjustable buck converter with a single positive output configuration. The device supports an input voltage range of 4.5V to 27V and provides an adjustable output voltage between 0.8V and 22.95V. It delivers a continuous output current of 3A at a switching frequency of 370kHz. The component utilizes an 8-WDFN package with an exposed pad (5x4mm) and operates within a temperature range of -40°C to 85°C.

Feature Summary

• Integrated internal MOSFETs minimize external component count and board area
• Includes protection features such as current limit, short circuit protection, and thermal shutdown
• Features internal soft start and input under-voltage lockout for stable operation

Applications

• Point-of-load regulation in industrial systems
• Power supply stages for embedded controllers
• Battery-powered equipment requiring efficient step-down conversion

Procurement Notes

Verify the specific suffix designation against official manufacturer documentation to confirm package type and pinout compatibility. Confirm RoHS compliance status and environmental certifications prior to integration. Ensure that the selected variant matches the required thermal performance and electrical specifications for the target application environment.

Selection Notes

Select this component for applications requiring a compact, high-efficiency buck solution with integrated power switches. Consider the 3A current capability and wide input voltage range when designing power stages for varying supply conditions. Evaluate thermal management requirements due to the exposed pad package design for optimal heat dissipation.

Part Context

This part belongs to the EZBuck family of synchronous buck regulators designed for space-constrained designs. It integrates control logic and power MOSFETs into a single small outline package. The series targets cost-sensitive applications where board real estate is limited while maintaining reliable power delivery.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material.