CS51412ED8

Overview

The CS51412ED8 is a synchronous step-down DC-DC converter from onsemi, designed for automotive applications. It operates with an input voltage range of 4.5V to 40V and provides a single adjustable output from 1.27V to 38V at up to 1.5A. The device features fixed-frequency operation at 260kHz or 520kHz using V2 control topology. It is housed in an 8-pin SOIC package and supports an extended junction temperature range of -40°C to 150°C.

Feature Summary

• Synchronous buck regulator architecture for high efficiency
• External bias or synchronization capability
• Automotive qualified reliability

Applications

• Automotive infotainment systems
• Body control modules
• Telematics units

Procurement Notes

Verify component authenticity through authorized channels due to availability constraints. Confirm RoHS compliance status as documentation may vary by production batch. Ensure the specific suffix matches design requirements for packaging and material specifications before finalizing procurement orders.

Selection Notes

Select this component for designs requiring robust automotive-grade power management within a compact surface-mount footprint. Evaluate thermal performance under maximum load conditions given the 1.5A current rating. Consider the 8-SOIC package dimensions for PCB layout optimization and verify compatibility with the target switching frequency options.

Part Context

This part belongs to the CS5141X family of low-voltage buck regulators. These devices are engineered for demanding environments, offering stable regulation and flexible configuration options. The series integrates essential protection features while maintaining a small physical size suitable for space-constrained electronic assemblies.

Replacement Considerations

NCV51411DR2G is listed as a parameter-equivalent substitute.