MAX16931ATLR/V+TW

DC DC Switching Controllers Overview

The MAX16931ATLR/V+TW is a power management integrated circuit designed for automotive applications. It integrates two synchronous buck converters and one boost converter with a pre-boost stage, operating at a switching frequency of 2MHz. The device supports an input voltage range from 3.5V to 42V and features AEC-Q100 qualification. It provides three positive outputs with a maximum output current capability of 2A per buck channel. The controller includes soft-start, frequency synchronization, and power-good indicators, functioning within an extended temperature range of -40°C to +125°C.

DC DC Switching Controllers Feature Summary

• Integrates dual synchronous buck converters and a boost pre-boost stage in a compact footprint
• Supports high-voltage automotive input ranges up to 42V with transient tolerance
• Features programmable switching frequency synchronization for noise management
• Includes comprehensive protection mechanisms and power-good status monitoring

DC DC Switching Controllers Applications

• Automotive infotainment systems requiring multiple regulated rails
• Digital cockpit modules needing synchronized power sequencing
• ADAS sensor interfaces demanding low-noise power supplies
• Telematics units operating under harsh automotive electrical conditions

DC DC Switching Controllers Procurement Notes

Verify the specific suffix 'TW' against official Analog Devices documentation to confirm tape-and-reel packaging specifications and moisture sensitivity level ratings. Ensure the component meets AEC-Q100 Grade 1 requirements for your target application environment. Cross-reference the full part number with authorized distributors to confirm availability and authenticity, as supply chain variations may exist for specific package variants.

DC DC Switching Controllers Selection Notes

Select this component when designing automotive electronics that require a single-chip solution for generating multiple voltage rails efficiently. It is suitable for systems needing synchronized buck converters to minimize electromagnetic interference. Consider its 42V input tolerance for direct battery connection scenarios. Evaluate the thermal performance in the 40-TQFN package against your board's heat dissipation capabilities before finalizing the design.

DC DC Switching Controllers Part Context

This device belongs to the MAX169xx family of automotive power management ICs from Maxim Integrated, now part of Analog Devices. These components are engineered to reduce bill-of-materials counts by integrating multiple regulators into a single package. The MAX16931 specifically targets applications requiring combined step-down and step-up conversion capabilities within a small form factor.

DC DC Switching Controllers Replacement Considerations

Check for pin-compatible alternatives such as the MAX16932 or MAX16933 series if different output configurations are needed. Verify functional equivalence regarding switching frequency and control interfaces before substitution.