S-8355Q20MC-OWFT2U

Overview

The S-8355Q20MC-OWFT2U is a boost DC-DC switching controller IC manufactured by ABLIC Inc. It operates with a fixed switching frequency of 600kHz and supports a maximum duty cycle of 85%. The device accepts an input supply voltage range of 0.9V to 10V and provides a single positive output configured as a transistor driver. It is housed in a compact SOT-23-5 package and is rated for operation within a temperature range of -40°C to +85°C.

Feature Summary

• Boost topology for step-up voltage conversion
• Fixed high-frequency switching operation
• Wide input voltage capability
• Enable control feature

Applications

• Battery-powered portable electronics
• Low-voltage power supply systems
• General-purpose DC-DC conversion circuits

Procurement Notes

Verify the complete part number including suffixes against official manufacturer documentation to ensure correct specifications. Confirm RoHS compliance status and environmental certifications prior to integration. Cross-reference datasheet revisions to validate current electrical parameters and pinout configurations.

Selection Notes

Select this component when a boost converter is required with a wide input voltage range starting from 0.9V. The fixed 600kHz frequency allows for smaller external passive components compared to lower-frequency alternatives. Ensure the application requires a non-synchronous design compatible with the specified transistor driver output stage.

Part Context

This device belongs to the S-8355 series of switching controllers from ABLIC Inc. The series focuses on efficient power management solutions for portable devices. The specific model utilizes a standard SOT-23-5 footprint, facilitating easy integration into space-constrained printed circuit board layouts.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material.