LTC4440EMS8E-5#TRPBF

Overview

The LTC4440EMS8E-5#TRPBF is a high-speed, high-voltage high-side gate driver manufactured by Analog Devices Inc. It operates with a supply voltage range of 6.5V to 80V and supports input voltages up to 80V. The device delivers a peak output current of 2.4A with rise and fall times of 100ns and 70ns respectively. It functions within an operating temperature range of -40°C to +85°C and is housed in an MSOP-E-8 surface-mount package.

Feature Summary

• High-side MOSFET gate driving capability for N-channel devices
• Non-inverting logic input configuration
• Integrated bootstrap operation for floating high-side drive

Applications

• Synchronous buck converter high-side switching
• Motor control bridge drivers
• Power management ICs requiring isolated high-side drive

Procurement Notes

Verify the specific suffix E-5 against official Analog Devices documentation to confirm pinout and electrical characteristics match design requirements. Confirm RoHS compliance status through the manufacturer's latest datasheet or certification documents before finalizing procurement specifications.

Selection Notes

Select this component when a single-channel high-side driver is required for N-channel MOSFETs in applications demanding high voltage tolerance up to 80V. Ensure the application circuit provides adequate bootstrap capacitance and that the input logic levels align with the specified thresholds for reliable switching performance.

Part Context

This part belongs to the LTC4440 series of high-side gate drivers from Analog Devices. It is designed to simplify the drive of high-side N-channel power MOSFETs in DC/DC converters and motor control applications where efficient low-resistance switching is critical for overall system efficiency.

Replacement Considerations

Consult Analog Devices official substitution guides for verified alternatives. Cross-reference pinouts and electrical parameters carefully if considering equivalent parts from other manufacturers.