MAX20049ATEB/VY+T

Overview

The MAX20049ATEB/VY+T is an ultracompact power management IC designed for vehicle camera modules. It integrates four power supplies into a tiny footprint, offering approximately 30 percent more compactness than competitive solutions. The device features dual buck converters and low-noise LDOs supporting a wide input voltage range from 4V to 17V, enabling Power-over-Coax (POC) applications typically operating at 8V to 10V. It achieves up to 74 percent efficiency at full load among quad-power PMICs in its class. Spread spectrum technology with a 2.2MHz switching frequency mitigates electromagnetic interference to meet CISPR low-noise specifications.

Feature Summary

• Integrates four power supplies including dual buck converters and low-noise LDOs into a single ultracompact package.
• Supports wide input voltage ranges from 4V to 17V, facilitating Power-over-Coax implementations.
• Incorporates spread spectrum and 2.2MHz switching frequency to mitigate electromagnetic interference.
• Provides fault mitigation features to flag output voltage shifts and ensure camera module reliability.

Applications

• Vehicle camera modules requiring various output voltages for different sensor and serializer mixes
• Power-over-Coax (POC) systems utilizing typical 8V to 10V inputs
• Applications needing intermediate supply generation for sensor rails

Procurement Notes

Verify the specific suffix 'ATEB' against official Analog Devices documentation to confirm pinout and functional configuration. Ensure compatibility with automotive environmental standards required for vehicle camera integration. Confirm availability through authorized distributors as supply status may vary.

Selection Notes

Select this component when minimizing board space is critical for camera module design. Choose based on the requirement for integrated quad-power solutions with high efficiency. Consider the 2.2MHz switching frequency for EMI compliance in sensitive automotive environments.

Part Context

Part of the MAX20049 series from Maxim Integrated, focusing on highly integrated power management for automotive vision systems. Designed to replace multiple discrete components, reducing complexity and improving reliability in compact vehicle electronics.

FAQ

What is the maximum efficiency rating of the MAX20049?

It offers up to 74 percent efficiency at full load among other quad-power power management ICs in its class.

How does the device handle electromagnetic interference?

It utilizes spread spectrum technology and a 2.2MHz switching frequency to mitigate EMI, meeting CISPR low-noise specifications.