S-8520F45MC-BOET2U

Overview

The S-8520F45MC-BOET2U is a step-down switching controller from the ABLIC S-8520 series, designed for DC-DC conversion applications. It operates with a fixed switching frequency of 300 kHz and features a low quiescent current of 100 uA. The device utilizes PWM control topology and is housed in an SOT-23-5 package. It supports input voltage ranges typical for its class and includes enable functionality for power management.

Feature Summary

• Step-down switching controller architecture
• Low quiescent current consumption
• Fixed 300 kHz switching frequency
• SOT-23-5 surface mount package

Applications

• Portable electronic devices
• Battery-powered equipment
• General purpose DC-DC conversion

Procurement Notes

Verify component authenticity through authorized channels due to end-of-life status. Confirm RoHS compliance and packaging specifications (Reel/Cut Tape) with the supplier. Check for alternative sourcing options as availability may be restricted or limited in certain regions.

Selection Notes

Select this component for applications requiring low standby current and compact footprint. Ensure input voltage requirements align with the controller's operational range. Consider thermal performance within the SOT-23-5 package constraints for high-load scenarios.

Part Context

Part of the S-8520 series, which offers various output voltage options and switching frequencies. Designed for efficient power management in space-constrained portable electronics. Manufactured by ABLIC Inc., specializing in precision analog and mixed-signal ICs.

Replacement Considerations

Check for direct pin-compatible substitutes within the S-8520 family with different voltage outputs. Verify functional equivalence with other step-down controllers offering similar 300 kHz frequency and low Iq characteristics.