LTC4444HMS8E#WTRPBF

Overview

The LTC4444HMS8E#WTRPBF is a high-voltage synchronous N-channel MOSFET gate driver manufactured by Analog Devices Inc. It operates with an input voltage up to 100 V and supports bootstrap circuits with a maximum high-side voltage of 114 V. The device features non-inverting input logic and is rated for automotive grade quality assurance. It is housed in an 8-lead MSOP package.

Feature Summary

• Supports high-side voltages up to 114 V in bootstrap configurations
• Automotive grade quality rating
• Non-inverting input logic configuration

Applications

• High-side N-channel MOSFET driving
• Automotive power management systems
• Bootstrap circuit applications

Procurement Notes

Verify the specific suffix #WTRPBF against official Analog Devices documentation to confirm tape-and-reel packaging and automotive qualification status, as distributor listings may vary. Ensure compatibility with 100 V input limits and 114 V bootstrap requirements before procurement.

Selection Notes

Select this component when driving high-side N-channel MOSFETs in automotive or industrial environments requiring robust quality standards. It is suitable for applications needing non-inverting control logic and operation within a 100 V input range. Verify thermal performance in the MSOP package for your specific load conditions.

Part Context

This part belongs to the LTC4444 series of high-voltage gate drivers from Analog Devices. It is designed for synchronously rectifying buck converters and other high-side switching applications where reliable MOSFET control at elevated voltages is required.

Replacement Considerations

Check for direct substitutes such as LTC4444IMS8E#PBF or LTC4444EMS8E#PBF, ensuring pinout and electrical specifications match. Verify if the automotive grade (#WTRPBF) is strictly required or if commercial grades suffice.