S-816A28AMC-BADT2U

Overview

The S-816A28AMC-BADT2U is a CMOS voltage regulator manufactured by ABLIC Inc., featuring an external transistor configuration. It provides a fixed output voltage of 2.8 V with a maximum output current capability of 1 A. The device utilizes a SOT-23-5 package for surface-mount installation. It operates within a temperature range of -40°C to +85°C and supports input voltages up to 16 V, ensuring stable regulation for portable electronic applications requiring efficient power management.

Feature Summary

• Utilizes an external transistor architecture to achieve high output current capabilities while maintaining low quiescent current consumption.
• Provides precise fixed voltage regulation suitable for sensitive digital logic and memory circuits in battery-powered devices.

Applications

• Portable consumer electronics such as mobile phones and handheld devices
• Battery-operated equipment requiring extended operational life
• Embedded systems needing stable low-voltage power rails

Procurement Notes

Verify the specific suffix codes against official ABLIC documentation to confirm pinout compatibility and thermal characteristics. Ensure the external transistor selection matches the required current and voltage ratings for your specific application design. Cross-reference the datasheet revision to confirm regulatory compliance status and manufacturing origin details before finalizing procurement orders.

Selection Notes

Select this component when designing circuits that require higher output currents than standard monolithic LDOs can provide without excessive heat dissipation. The external transistor approach allows for flexible thermal management solutions. Consider the dropout voltage characteristics relative to your minimum input supply voltage to ensure consistent regulation under varying load conditions and battery discharge profiles.

Part Context

This part belongs to the S-816 series of CMOS voltage regulators from ABLIC Inc., which are designed for low-power applications. The series emphasizes minimal current consumption to extend battery life in portable devices. The S-816 family typically integrates control circuitry with external pass elements to balance efficiency and performance in compact form factors.

Replacement Considerations

Direct substitutes may include other ABLIC S-816 series variants with different output voltages or current ratings. Verify pin-to-pin compatibility and electrical specifications carefully. Alternative manufacturers offering similar external-transistor LDO architectures should be evaluated based on thermal performance and input voltage ranges.