LTC4444EMS8E#WTRPBF

Overview

The LTC4444EMS8E#WTRPBF is a high-frequency, high-voltage gate driver designed for synchronous DC/DC converters. It drives two N-channel MOSFETs with supply voltages up to 100V. The device operates within a temperature range of -40°C to +125°C and features a maximum quiescent current of 350µA. It utilizes an MSOP-8 package and supports PWM input logic independent of the power supply.

Feature Summary

• Supports high-side and low-side driving for synchronous rectification
• Operates with input voltages up to 100V
• Features three-state PWM input logic independent of the power supply

Applications

• Synchronous DC/DC converter topologies
• High voltage motor control systems
• Industrial power management circuits

Procurement Notes

Verify the specific suffix WTRPBF against official Analog Devices documentation to confirm tape-and-reel packaging and RoHS compliance status. Ensure the component matches the required operating temperature range and voltage specifications for your design before procurement.

Selection Notes

Select this component when designing synchronous buck or boost converters requiring high-side drive capabilities at elevated voltages. Consider the MSOP-8 package constraints and the need for external bootstrap components if applicable. Verify compatibility with the target MOSFET gate charge requirements.

Part Context

This part belongs to the LTC4444 series from Analog Devices, specialized for high-voltage applications. It serves as a critical interface between low-voltage control logic and high-voltage power stages in efficient power conversion systems.

Replacement Considerations

Consult official substitution guides for equivalent drivers with similar voltage ratings and package types. Verify pinout compatibility and electrical characteristics before replacing.