LT8708HLWE-1#PBF

Overview

The LT8708HLWE-1#PBF is an 80V synchronous four-switch buck-boost DC/DC slave controller designed for multiphase systems. It operates with a switching frequency range of 100kHz to 400kHz and supports a maximum duty cycle of 80%. The device features a supply voltage range of 2.8V to 60V and is housed in a 64-lead LQFP package measuring 10mm x 10mm with an exposed pad. It functions as a slave controller within the LT8708 series ecosystem.

Feature Summary

• Synchronous four-switch buck-boost topology
• Slave controller functionality for multiphase systems
• Wide input voltage operating range

Applications

• Multiphase power management systems
• High voltage DC/DC conversion applications
• Industrial power supplies

Procurement Notes

Verify component authenticity through authorized Analog Devices channels. Confirm package marking matches the 64-LQFP specification. Check datasheet revisions for any pinout or electrical characteristic updates before integration into final designs.

Selection Notes

Select this part when a slave controller is required for an LT8708-based multiphase architecture. Ensure the system design accommodates the 80V rating and 100kHz to 400kHz frequency range. Verify compatibility with the master controller configuration.

Part Context

This component belongs to the LT8708 family of high-voltage buck-boost controllers. It specifically serves as the slave unit, coordinating with a master controller to distribute load current across multiple phases for improved thermal performance and power density.

Replacement Considerations

LT8708ILWE-1#PBF

FAQ

Is the LT8708HLWE-1#PBF a standalone controller?

No, it is designed to operate as a slave controller within a multiphase system alongside a master controller.

What is the maximum supply voltage for this controller?

The supply voltage range extends up to 60V.