LTC7860MPMSE#PBF

Overview

The LTC7860MPMSE#PBF is a high-voltage synchronous step-down DC/DC controller manufactured by Analog Devices Inc. It operates with an input voltage range up to 150V and supports dual-phase configurations for enhanced current handling. The device features a wide switching frequency range from 50kHz to 750kHz, allowing optimization of external component size and efficiency. It includes integrated bootstrap drivers for high-side N-channel MOSFETs and offers precise output voltage regulation. The controller provides comprehensive protection mechanisms including overvoltage, undervoltage, and thermal shutdown. Designed for industrial applications, it ensures reliable performance across extreme temperature ranges.

Feature Summary

• Supports dual-phase operation for high-current applications
• Wide input voltage range up to 150V
• Integrated bootstrap drivers for high-side N-channel MOSFETs
• Comprehensive protection features including thermal shutdown

Applications

• Industrial power supplies
• Telecommunications infrastructure
• Automotive electronics
• Data center power distribution

Procurement Notes

Verify authenticity through authorized distributors only. Check for recent production change notices (PCN) regarding package or material updates. Confirm RoHS compliance status matches project requirements. Ensure storage conditions adhere to moisture sensitivity level specifications. Validate supplier documentation against official Analog Devices part markings.

Selection Notes

Consider the required output current when determining if dual-phase operation is necessary. Evaluate the switching frequency range to balance efficiency and passive component size. Verify that the input voltage range covers the maximum expected supply variations. Assess thermal management requirements based on ambient temperature and load conditions. Ensure compatibility with available N-channel MOSFETs for optimal performance.

Part Context

The LTC7860 belongs to Analog Devices' family of high-voltage synchronous buck controllers. It is designed for applications requiring robust power conversion in harsh environments. The MP suffix indicates military-grade reliability and extended temperature range capabilities. This component complements other PMIC solutions by providing flexible configuration options for diverse power delivery needs.

Replacement Considerations

LTC7860IMSE#PBF