S-8357N30MC-O2PT2U

Overview

The S-8357N30MC-O2PT2U is a step-up switching regulator IC from ABLIC Inc., designed for efficient voltage boosting in compact electronic systems. It operates with an input voltage range of 0.9V to 10V and provides a fixed output voltage of 3.0V. The device features a low quiescent current of 25.9µA, enhancing energy efficiency in battery-powered applications. It supports a maximum switch current of 54.8mA and operates at a switching frequency of 300kHz. Packaged in a SOT-23-5 surface-mount case, it functions reliably within a temperature range of -40°C to +85°C.

Feature Summary

• Integrated step-up DC-DC converter topology for efficient voltage elevation
• Ultra-low quiescent current consumption for extended battery life
• Compact SOT-23-5 surface-mount package design
• Wide operating input voltage range supporting single-cell lithium batteries

Applications

• Portable consumer electronics requiring voltage boosting
• Battery-powered sensor modules
• Mobile communication devices
• Wearable health monitoring equipment

Procurement Notes

Verify the exact part number suffix against official ABLIC documentation to ensure correct output voltage and package variant. Confirm RoHS compliance status and manufacturing origin prior to order placement. Check for any recent product change notices (PCN) that may affect pinout or electrical characteristics. Ensure supply chain partners provide valid certificates of conformity.

Selection Notes

Select this component when a fixed 3.0V output is required from a variable input source between 0.9V and 10V. Consider the 25.9µA quiescent current for critical power management scenarios. Evaluate the 54.8mA switch current limit against peak load requirements. The SOT-23-5 package is suitable for space-constrained PCB layouts.

Part Context

This device belongs to the S-8357 series of switching controllers from ABLIC Inc. The series focuses on high-efficiency step-up conversion with low standby current. It targets applications where power conservation and small form factors are primary design constraints. The S-8357 family offers various output voltage options to suit different system requirements.

Replacement Considerations

Direct substitutes include other ABLIC S-8357 series variants with compatible output voltages and packages. Verify equivalent quiescent current and switch current ratings before substitution. Cross-reference pinouts and thermal characteristics to ensure compatibility.