MAX20457ATIB/VY+T

Voltage Regulators - DC DC Switching Regulators Overview

The MAX20457ATIB/VY+T is a dual synchronous buck converter from Analog Devices, designed for high-efficiency power management. It integrates two independent channels with fixed output voltages of 1V and 3.3V (or 1V and 5V variants). The device supports an input voltage range from 3.5V to 36V. Key electrical parameters include a switching frequency of 400kHz, maximum output currents of 3.5A and 1.5A respectively, and operation within a temperature range of -40°C to +125°C. It utilizes a 28-WFQFN package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Dual-channel synchronous buck topology for integrated multi-rail power generation
• Fixed internal feedback resistors simplify design by eliminating external resistor networks
• Integrated protection mechanisms including overcurrent, thermal, and short-circuit safeguards

Voltage Regulators - DC DC Switching Regulators Applications

• Industrial automation control systems requiring isolated or non-isolated multi-voltage rails
• Automotive infotainment and gateway modules operating under harsh environmental conditions
• Telecommunications base station equipment needing compact DC-DC conversion solutions

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix variant against the official datasheet to ensure correct output voltage configuration. Confirm package marking and lot traceability requirements prior to ordering. Check for RoHS compliance status as per the latest manufacturer documentation. Ensure ESD handling protocols are followed during storage and assembly processes.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when space-constrained designs require two distinct regulated outputs from a single IC footprint. Ideal for applications where fixed output voltages match system requirements without need for programmable adjustment. Consider the 36V input tolerance for direct battery or bus connection scenarios.

Voltage Regulators - DC DC Switching Regulators Part Context

Part of the MAX20457 family of dual synchronous buck converters. Shares architectural similarities with other Maxim Integrated PMICs but offers specific current ratings and fixed voltage options tailored for industrial and automotive use cases.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Consult official cross-reference guides for verified substitutes. Ensure replacement parts maintain compatible input voltage ranges, current capabilities, and package dimensions.