S-8358B27MC-NQMT2G

Overview

The S-8358B27MC-NQMT2G is a step-up switching regulator controller manufactured by ABLIC Inc. It operates within an input voltage range of 0.9V to 10V and delivers a fixed output voltage of 2.7V. The device utilizes PWM/PFM control modes and features a low quiescent current of 25.9uA. It supports a maximum duty cycle of 85% and operates at a switching frequency of 600kHz. The component is housed in a compact SOT-23-5 package, suitable for surface mount installation, and functions reliably across a temperature range of -40°C to +85°C.

Feature Summary

• Integrates PWM/PFM switching control modes for efficient power management
• Features ultra-low quiescent current consumption for extended battery life
• Supports wide input voltage ranges compatible with various power sources

Applications

• Portable electronic devices requiring efficient step-up conversion
• Battery-powered systems needing stable voltage regulation
• Compact consumer electronics with space constraints

Procurement Notes

Verify the specific suffix codes against official ABLIC documentation to ensure correct output voltage and package configuration. Confirm RoHS compliance status through manufacturer datasheets prior to integration. Cross-reference part numbers with authorized distributors to avoid counterfeit components. Ensure supply chain stability by checking production lead times and availability directly with the manufacturer or certified partners.

Selection Notes

Select this component when a fixed 2.7V output is required from a low-voltage source. Consider the 600kHz switching frequency for smaller external passive component sizes. Evaluate the 25.9uA quiescent current against system standby requirements. Ensure the SOT-23-5 package fits the PCB layout constraints. Verify thermal performance within the specified operating temperature range.

Part Context

This part belongs to the S-8358 series of step-up switching regulator controllers from ABLIC. The series is designed using high-withstand voltage CMOS process technologies. These controllers are intended for applications requiring efficient DC-DC conversion in small form factors. The S-8358 family offers various output voltage options and packaging configurations to suit diverse design needs.

Replacement Considerations

Consult official ABLIC substitution guides for verified alternatives. Check pin compatibility and electrical specifications before replacing.