MAX20430ATIG/VY+

Power Management - Specialized Overview

The MAX20430ATIG/VY+ is a high-voltage, automotive-grade power management IC designed for compact radar applications. It integrates four synchronous DC-DC converters with boost and buck topologies within a 28-SWTQFN package. The device supports an input voltage range of 3.5V to 40V and delivers output currents up to 3A per channel. Operating frequencies reach 2.1MHz, enabling compact passive component selection. It features programmable or fixed outputs at 0.8V, 3.3V, and 5V, with a maximum output voltage of 3.9875V. The IC operates across a temperature range of -40°C to 125°C and includes safety mechanisms compliant with ASIL standards.

Power Management - Specialized Feature Summary

• Integrates four independent synchronous DC-DC converters in a single compact package
• Supports high input voltages up to 40V for robust automotive operation
• Includes built-in safety features compliant with ASIL requirements for critical applications

Power Management - Specialized Applications

• Automotive compact radar systems
• Safety-critical power distribution networks
• High-voltage automotive electronics

Power Management - Specialized Procurement Notes

Verify the specific suffix (e.g., ATIG) against the required safety qualification level and operating temperature grade. Confirm that the 28-SWTQFN package dimensions match the PCB footprint design. Ensure the selected variant meets the specific ASIL compliance requirements for the target application. Cross-reference the manufacturer's latest documentation for any updates to the pinout or electrical specifications before finalizing the procurement order.

Power Management - Specialized Selection Notes

Select this component when a high-input voltage range up to 40V is required alongside multiple regulated outputs. Consider the integrated nature of the four converters to reduce board space compared to discrete solutions. Evaluate the thermal performance within the 28-SWTQFN package under maximum load conditions. Ensure the control interface and programming options align with the system's architecture and safety integrity needs.

Power Management - Specialized Part Context

This part belongs to the MAX20430 family of mini PMICs developed by Analog Devices Inc./Maxim Integrated. These devices are specifically engineered for automotive environments requiring high reliability and safety certification. The family offers various output configurations and current ratings to suit different power delivery demands in advanced driver assistance systems.

Power Management - Specialized Replacement Considerations

Public confirmed substitute part numbers: MAX20430ATIP/VY+T, MAX20430ATIA/VY+T.