S-8520B36MC-ARVT2U

Overview

The S-8520B36MC-ARVT2U is a synchronous rectification step-down switching regulator controller manufactured by ABLIC Inc. It operates within an input voltage range of 2.5 V to 16 V and provides a fixed output voltage of 3.6 V. The device utilizes a buck topology with a typical switching frequency of 180 kHz. It is housed in a compact SOT-23-5 package, designed for surface-mount installation. The component supports a shutdown function and operates reliably across a temperature range of -40°C to +85°C.

Feature Summary

• Synchronous rectification architecture for improved efficiency
• Fixed 3.6 V output voltage capability
• Integrated shutdown control functionality

Applications

• Battery-powered portable electronic devices
• General-purpose DC-DC conversion systems
• Embedded power management circuits

Procurement Notes

Verify the specific suffix ARVT against official datasheets to confirm package and tape specifications. Confirm RoHS compliance status prior to integration. Ensure compatibility with existing PCB footprint designs for the SOT-23-5 package. Validate supply chain authenticity through authorized channels.

Selection Notes

Select this component when a fixed 3.6 V output is required from a 2.5 V to 16 V input source. The synchronous design suits applications prioritizing efficiency over cost-sensitive non-synchronous alternatives. Verify that the 180 kHz switching frequency aligns with electromagnetic interference requirements and inductor selection constraints.

Part Context

This part belongs to the S-8520 series of switching regulators from ABLIC. The series focuses on low-power management solutions utilizing CMOS technology. It serves as a core component for efficient voltage regulation in compact consumer electronics and industrial modules requiring stable power delivery.

Replacement Considerations

Consult official substitution lists for compatible parts within the S-8520 family. Verify pinout and electrical parameter alignment before replacing.