MAX15258ATX+

DC DC Switching Controllers Overview

The MAX15258ATX+ is a dual-channel, high-voltage synchronous step-down DC-DC controller manufactured by Analog Devices Inc. Designed for industrial applications, it operates with an input voltage range of -60 V to -36 V and provides regulated outputs between 24 V and 50 V. The device features an I2C interface for configuration and supports operation across a temperature range of -40°C to +125°C. It utilizes discrete inductors and is available in a TSSOP package.

DC DC Switching Controllers Feature Summary

• Dual-channel synchronous buck control architecture
• Wide negative input voltage tolerance up to -60 V
• Digital I2C programmability for system integration

DC DC Switching Controllers Applications

• Industrial power distribution systems
• Automotive electronics power management
• Telecommunications infrastructure equipment

DC DC Switching Controllers Procurement Notes

Verify the specific suffix 'ATX+' against official Analog Devices documentation to confirm pinout compatibility and thermal specifications. Ensure that the selected variant matches the required operating temperature range and package dimensions for your PCB layout. Cross-reference the manufacturer's latest datasheet revision to validate all electrical characteristics before finalizing component selection.

DC DC Switching Controllers Selection Notes

Select this component when designing systems requiring isolated or shared negative rail regulation. Confirm that the external passive components meet the current and voltage ratings specified for the target output levels. Evaluate the thermal performance requirements based on the expected load conditions and ambient environment to ensure reliable long-term operation within the specified junction temperature limits.

DC DC Switching Controllers Part Context

This part belongs to the MAX15258 family of high-voltage DC-DC controllers. It is distinct from evaluation kits like the MAX15258DL2EVKIT, which are used for testing rather than production. The device serves as a core power management solution for applications needing robust regulation from high-voltage negative sources.

DC DC Switching Controllers Replacement Considerations

Consult the manufacturer's product change notification (PCN) and obsolescence notices for potential lifecycle changes. Verify functional equivalence with any alternative suppliers by comparing pin assignments, electrical parameters, and thermal characteristics.