S6BP401AE0SN1B000

Overview

The S6BP401AE0SN1B000 is a specialized power management IC from Infineon Technologies featuring six integrated output regulators. It comprises four synchronous buck converters with integrated 3 A field-effect transistors and two low-dropout linear regulators. The device operates within an input voltage range of 2 V to 5.5 V and utilizes a 40-pin QFN package measuring 6x6 mm. Designed for high efficiency, the integrated FETs eliminate the need for external switching components, significantly reducing the required printed circuit board area compared to discrete solutions.

Feature Summary

• Integrates four synchronous buck converters with built-in 3 A FETs to minimize external component count
• Includes two low-dropout linear regulators for stable auxiliary voltage rails
• Optimized design reduces overall solution footprint by eliminating eight external MOSFETs

Applications

• Advanced driver-assistance systems (ADAS)
• Automotive electronic control units requiring multiple voltage rails
• Complex automotive infotainment and connectivity modules

Procurement Notes

Verify the specific ordering suffix against official Infineon documentation to ensure correct pinout and feature configuration. Confirm that the selected variant matches the required thermal performance and package specifications for the target application environment. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity and current production status before finalizing procurement orders.

Selection Notes

Select this component when a compact solution for multiple voltage domains is required in automotive environments. The integrated power switches simplify layout and reduce bill of materials complexity. Ensure the input voltage profile remains within the specified operational limits. Evaluate thermal dissipation requirements based on the total load current across all six outputs to determine adequate heat sinking or PCB copper area allocation.

Part Context

This device belongs to the S6BP401 family of multi-output PMICs designed for robust automotive applications. It addresses the need for efficient power distribution in systems with diverse voltage requirements. The integration of synchronous rectification improves overall system efficiency while maintaining a small physical footprint suitable for space-constrained electronic assemblies.

Replacement Considerations

Consult official replacement guides for compatible variants within the S6BP401 series. Verify pin compatibility and electrical parameter equivalence before substituting.