S-8357E30MC-NKPT2G

Overview

The S-8357E30MC-NKPT2G is a synchronous rectification switching regulator manufactured by ABLIC Inc. It utilizes a boost topology to provide a fixed output voltage of 3.0 V with a maximum output current of 1 A. The device operates within an input voltage range of 0.9 V to 10 V and features a switch frequency of 100 kHz. Key electrical parameters include a maximum duty cycle of 83% and a working supply current of 68.6 uA. It supports non-isolated configurations and includes a CMOS output type. The component is rated for operation between -40°C and +85°C, housed in a SOT-89-3 package.

Feature Summary

• Integrates synchronous rectification for improved power conversion efficiency
• Features a built-in power good function for system monitoring
• Supports PWM control mode for stable voltage regulation

Applications

• Portable electronic devices requiring efficient step-up power management
• Battery-powered systems needing regulated 3.0 V rails
• Industrial equipment utilizing single-cell lithium battery inputs

Procurement Notes

Verify the specific suffix NKPT2G against official ABLIC documentation to confirm tape and reel packaging specifications. Ensure compatibility with SOT-89-3 footprint requirements during procurement. Cross-reference the manufacturing date code to align with project timelines. Confirm RoHS compliance status through the latest product change notifications provided by the manufacturer.

Selection Notes

Select this component when a high-current 1 A boost converter is required from low-voltage sources. The synchronous design offers superior efficiency compared to standard charge pumps. Consider the 100 kHz switching frequency for balancing EMI and external component size. Verify that the 0.9 V minimum input voltage aligns with the available battery discharge curve for the target application.

Part Context

This part belongs to the S-8357 series of switching regulators designed for applications demanding high output currents. The series integrates power MOSFETs to minimize external component count. It targets portable electronics and industrial controls where space efficiency and thermal performance are critical constraints for power management solutions.

Replacement Considerations

Direct substitutes may include other ABLIC S-8357 variants with different output voltages or current ratings. Verify pinout compatibility before replacing. External alternatives require matching boost topology, 1 A capability, and SOT-89-3 packaging.