MAX1655ESE

DC DC Switching Controllers Overview

The MAX1655ESE+ is a high-efficiency, synchronous step-down DC-DC switching controller manufactured by Analog Devices Inc./Maxim Integrated. It operates in Buck topology with a single output capable of delivering up to 10 A. The device supports switch frequencies of 150 kHz and 300 kHz, with a maximum duty cycle of 98% to 99%. Input voltage ranges from 4.5 V to 30 V, while the adjustable output voltage spans 2.5 V to 5.5 V. It features clock synchronization and soft-start capabilities. Operating temperature is -40°C to +85°C. The component is housed in a 16-SOIC (0.154", 3.90 mm wide) surface-mount package.

DC DC Switching Controllers Feature Summary

• Synchronous rectification for enhanced power conversion efficiency
• Clock synchronization capability for noise reduction in multi-controller systems
• Integrated soft-start function to limit inrush current during startup

DC DC Switching Controllers Applications

• Point-of-load regulation for digital signal processors
• Power distribution networks in industrial equipment
• Voltage regulation for embedded computing systems

DC DC Switching Controllers Procurement Notes

Verify the specific suffix against official documentation to confirm pinout compatibility and thermal characteristics. Confirm RoHS compliance status through the manufacturer's certification records. Ensure the SOIC-16 footprint matches the target PCB design constraints. Validate input voltage range requirements against the 4.5 V to 30 V specification before integration.

DC DC Switching Controllers Selection Notes

Select this controller when designing synchronous buck converters requiring precise voltage regulation and high efficiency. Consider the 150 kHz or 300 kHz frequency options based on external inductor size and transient response needs. Evaluate the 10 A output current capacity against peak load demands. Ensure the 16-SOIC package fits within the available board space and thermal management strategy.

DC DC Switching Controllers Part Context

This component belongs to the MAX1655 series of high-performance switching controllers designed for versatile power management applications. It represents Maxim Integrated's focus on efficient DC-DC conversion solutions. The part integrates essential control logic for synchronous rectification, distinguishing it from non-synchronous alternatives in the same voltage range.

DC DC Switching Controllers Replacement Considerations

Consult official cross-reference documents for verified substitute part numbers. Direct replacements must maintain identical pinout, voltage ratings, and control interface specifications. Verify that any alternative component supports the required 150 kHz/300 kHz switching frequencies and 10 A current capability.