MAX20430ATIR/VY+

Voltage Regulators - DC DC Switching Regulators Overview

The MAX20430ATIR/VY+ is a high-voltage, ASIL-compliant power management IC designed for automotive compact radar applications. It integrates four synchronous buck-boost converters within a single package. The device operates with an input voltage range of 3.5 V to 40 V and supports output voltages from 800 mV to 5 V. Output currents are rated at 500 mA, 2.5 A, 3 A, and 3 A across its four channels. It functions reliably in temperatures ranging from -40°C to +125°C and utilizes a TQFN-28 surface-mount package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated ASIL-rated safety architecture for functional safety compliance
• Four-channel synchronous buck-boost topology supporting wide input ranges
• High-efficiency switching design optimized for automotive radar power delivery

Voltage Regulators - DC DC Switching Regulators Applications

• Automotive compact radar systems
• Safety-critical power distribution networks
• ASIL-compliant vehicle electronics

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix (ATIR/VY+) against official Analog Devices documentation to confirm tape-and-reel packaging and temperature grade. Confirm ASIL certification status directly with the manufacturer or authorized distributors, as safety ratings require strict validation. Ensure compatibility with your system's thermal and electrical requirements before finalizing procurement.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when designing automotive radar power supplies requiring integrated high-voltage regulation and functional safety compliance. The four-channel configuration reduces board space compared to discrete solutions. Verify that the 40 V input tolerance matches your vehicle's power bus specifications and that the TQFN-28 package fits your PCB layout constraints.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the MAX20430 family of specialized PMICs developed by Analog Devices/Maxim Integrated. These devices target the growing demand for compact, safe, and efficient power solutions in advanced driver assistance systems (ADAS). The ATIR variant specifically denotes the industrial temperature grade and reel packaging format.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Consult official Analog Devices substitution guides for verified alternatives. Cross-reference pinouts and electrical characteristics carefully, as ASIL ratings may not be transferable to generic replacements.