S-8520E16MC-BJBT2U

Overview

The S-8520E16MC-BJBT2U is a step-down switching regulator controller manufactured by ABLIC Inc. It operates within an input voltage range of 2.5V to 16V and provides a fixed output voltage of 1.6V. The device features a low quiescent current of 100µA and supports a switching frequency of 300kHz. Packaged in a compact SOT-23-5 format, it is designed for efficient power management in portable electronics.

Feature Summary

• Integrates a synchronous rectification architecture for enhanced conversion efficiency
• Features a built-in soft-start function to minimize inrush current during startup
• Includes comprehensive protection mechanisms against overcurrent and thermal overload

Applications

• Portable consumer electronics requiring stable low-voltage rails
• Battery-powered devices with strict power consumption constraints
• Embedded systems utilizing microcontrollers or sensors

Procurement Notes

Verify the specific suffix BJBT2U against official ABLIC documentation to confirm package type and tape/reel specifications. Ensure compatibility with your PCB footprint and reflow soldering profile. Confirm availability status as supply conditions may vary by region.

Selection Notes

Select this component when a fixed 1.6V output is required from a 2.5V to 16V input source. Consider the 100µA quiescent current for battery life optimization. Verify that the external inductor and capacitor values align with the 300kHz switching frequency requirements for optimal stability.

Part Context

This part belongs to the S-8520 series of switching regulators from ABLIC. The series is characterized by high integration and low power consumption, targeting applications where space and energy efficiency are critical design parameters.

Replacement Considerations

Consult official cross-reference lists for verified substitutes. Ensure replacement parts match the SOT-23-5 package and 1.6V output specification.