LTC3862HFE#PBF

DC DC Switching Controllers Overview

The LTC3862HFE#PBF is a two-phase current mode step-up DC/DC controller manufactured by Analog Devices Inc. It operates within an input voltage range of 5.5 V to 36 V and supports Boost and SEPIC topologies. The device features a switching frequency range of 75 kHz to 500 kHz, with a maximum duty cycle of 96%. It utilizes a 24-TSSOP package with an exposed pad for surface mount installation. The component provides clock synchronization, phase control, soft start, and shutdown capabilities. It functions as a non-isolated positive output regulator with a supply voltage range of 4 V to 36 V.

DC DC Switching Controllers Feature Summary

• Supports multiphase operation for high power density applications
• Enables clock synchronization for noise reduction in sensitive systems
• Integrates programmable soft start and phase control features

DC DC Switching Controllers Applications

• High power, high voltage step-up DC/DC converter designs
• Industrial distributed power systems
• Telecommunications infrastructure equipment
• Battery-powered instrumentation requiring efficient voltage boosting

DC DC Switching Controllers Procurement Notes

Verify the specific suffix designation against official Analog Devices documentation to confirm temperature grade and package variant accuracy. Confirm availability status through authorized distributors as supply conditions may vary. Ensure the selected part number matches the required operational temperature range and pinout configuration for your specific PCB layout requirements before finalizing procurement orders.

DC DC Switching Controllers Selection Notes

Select this controller when designing multi-phase boost converters requiring precise current sharing and low electromagnetic interference. Consider the wide input voltage range suitable for battery applications. Evaluate thermal performance based on the TSSOP-EP package and ensure adequate heatsinking if operating near maximum load limits. Verify compatibility with external MOSFET gate drive requirements.

DC DC Switching Controllers Part Context

This component belongs to the LTC3862 family of multiphase DC/DC controllers designed for high-efficiency power conversion. It serves as a core management IC for stepping up voltages in complex electronic systems. The family includes variants optimized for different industrial and commercial environments, providing scalable power solutions for demanding applications requiring stable and regulated output voltages.

DC DC Switching Controllers Replacement Considerations

LTC3862EFE#PBF

DC DC Switching Controllers FAQ

What is the maximum duty cycle supported by the LTC3862HFE#PBF?

The device supports a maximum duty cycle of 96%.

Does the LTC3862HFE#PBF support clock synchronization?

Yes, the controller includes a clock sync pin to synchronize the switching frequency with an external master clock.