LTC3862EFE

DC DC Switching Controllers Overview

The LTC3862EFE is a multi-phase current mode step-up DC/DC controller manufactured by Analog Devices Inc. It supports Boost and SEPIC topologies with an input voltage range of 4V to 36V. The device operates at switching frequencies between 75kHz and 500kHz, featuring a maximum duty cycle of 96%. It provides two positive output stages in a 24-TSSOP package with exposed pad. Key control features include enable, frequency control, phase control, and soft start capabilities.

DC DC Switching Controllers Feature Summary

• Supports multiphase operation for high-power boost and SEPIC applications
• Integrates clock synchronization for precise phase alignment
• Includes programmable soft-start functionality to limit inrush current
• Offers flexible biasing options via internal LDO or external supply

DC DC Switching Controllers Applications

• High power, high voltage step-up DC/DC converters
• Diesel fuel injector actuator power supplies
• Industrial distributed power systems
• Non-isolated output converter designs

DC DC Switching Controllers Procurement Notes

Verify the specific suffix (e.g., #PBF) against official Analog Devices documentation to confirm RoHS compliance and lead-free status. Ensure the ordering part number matches the exact electrical specifications required for the target application. Cross-reference datasheet revisions to confirm pinout and functional consistency before finalizing procurement orders.

DC DC Switching Controllers Selection Notes

Select this component for designs requiring multiphase boost conversion with wide input voltage ranges up to 36V. Consider the 24-TSSOP-EP package for thermal management in high-current applications. Evaluate the need for clock synchronization if multiple controllers are used in parallel. Verify that the operating temperature range meets the environmental requirements of the end system.

DC DC Switching Controllers Part Context

The LTC3862EFE belongs to the LTC3862 family of multiphase step-up DC/DC controllers. This series is designed for applications demanding high efficiency and precise current sharing across multiple phases. The device complements other Analog Devices power management solutions by providing robust control for high-voltage boost architectures.

DC DC Switching Controllers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.