S-8358B25MC-NQKT2U

Overview

The S-8358B25MC-NQKT2U is a boost DC-DC switching controller IC manufactured by ABLIC Inc. It operates within an input voltage range of 0.9V to 10V and provides a fixed positive output of 2.5V. The device utilizes a SOT-23-5 surface-mount package and supports a switching frequency of 250kHz. It functions across a temperature range of -40°C to +85°C and complies with RoHS3 standards.

Feature Summary

• Integrated step-up topology for efficient voltage boosting from low input sources
• Fixed output configuration ensuring stable 2.5V regulation without external feedback resistors
• Compact SOT-23-5 packaging designed for space-constrained surface-mount applications

Applications

• Battery-powered portable electronic devices requiring voltage step-up
• Low-voltage input systems needing regulated higher voltage rails
• Space-limited consumer electronics utilizing surface-mount assembly

Procurement Notes

Verify the complete part number including suffixes against official ABLIC documentation to ensure correct output voltage and package variant. Confirm RoHS3 compliance status through current manufacturer statements. Cross-reference distributor datasheets with original component specifications to validate technical parameters before integration into design.

Selection Notes

Select this component when a fixed 2.5V output is required from inputs between 0.9V and 10V. The 250kHz switching frequency allows for smaller passive components compared to lower-frequency alternatives. Ensure the application environment remains within the specified -40°C to +85°C operating temperature range for reliable performance.

Part Context

This controller belongs to the S-8358 series of boost regulators from ABLIC Inc. The series offers various fixed output voltages and switching frequencies. The S-8358B25MC-NQKT2U specifically denotes the 2.5V output variant in the SOT-23-5 package, distinguishing it from other series members with different electrical characteristics.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Verify compatibility with alternative controllers by matching input voltage ranges, output requirements, and package dimensions.