LTC4442EMS8E-1#PBF

Overview

The LTC4442EMS8E-1#PBF is a high-speed synchronous N-channel MOSFET gate driver manufactured by Analog Devices Inc. It features two independent drivers in an MSOP-8 package, supporting supply voltages from 6 V to 9.5 V and input signals up to 38 V. The device delivers 5 A output current with propagation delays of 20 ns maximum, rise times of 12 ns, and fall times of 8 ns. Operating temperatures range from -40 °C to +85 °C, with a quiescent current of 730 µA.

Feature Summary

• High-speed switching capability for efficient power management
• Integrated protection against shoot-through conditions
• CMOS logic compatibility for direct microcontroller interfacing

Applications

• Synchronous rectification in DC-DC converters
• Motor control systems requiring precise timing
• Power supply topologies utilizing high-side and low-side MOSFETs

Procurement Notes

Verify the specific suffix E-1 against official Analog Devices documentation to confirm pinout or functional variations. Ensure the component meets RoHS compliance requirements for your region. Confirm availability status as distribution channels may report limited stock. Validate that the MSOP-8 package matches your PCB footprint design constraints before finalizing procurement.

Selection Notes

Select this component when designing circuits requiring fast transition times and robust drive strength for N-channel MOSFETs. Consider the 6 V to 9.5 V operating range to ensure compatibility with your system's logic levels. Evaluate the thermal performance within the specified temperature range for your enclosure design. Verify that the 5 A peak current capability aligns with the gate charge requirements of your target MOSFETs.

Part Context

This part belongs to the LTC4442 series of high-speed gate drivers designed for power management applications. It complements other Analog Devices PMIC solutions by providing precise control over external switching elements. The MSOP-8 packaging allows for compact board layouts in space-constrained electronic designs.

Replacement Considerations

Consult official substitution guides for equivalent gate drivers. Verify pin compatibility and electrical specifications before replacing.