NJW4814MLE-TE1

Full Half-Bridge (H Bridge) Drivers Overview

The NJW4814MLE-TE1 is a dual half-bridge gate driver manufactured by Nisshinbo Micro Devices Inc., designed for driving power MOSFETs. It operates within a supply voltage range of 2.7V to 5.5V and supports load voltages up to 40V. The device delivers an output current of 2A per channel with a typical on-resistance of 600 milliohms. Key timing parameters include rise and fall times of 400ns and 340ns, respectively, and operating delays up to 310ns. It functions at frequencies up to 300kHz and withstands junction temperatures from -40°C to 150°C.

Full Half-Bridge (H Bridge) Drivers Feature Summary

• Integrates two independent half-bridge drivers capable of controlling piezoelectric devices or power MOSFETs.
• Incorporates built-in overcurrent and overvoltage protection mechanisms for enhanced circuit reliability.
• Supports logic and PWM interfaces for flexible control integration.

Full Half-Bridge (H Bridge) Drivers Applications

• Driving dual piezoelectric devices
• Power MOSFET switching applications
• General-purpose half-bridge driver circuits

Full Half-Bridge (H Bridge) Drivers Procurement Notes

Verify the specific suffix TE1 against the manufacturer's latest datasheet to confirm package type and tape-and-reel specifications. Ensure compatibility with the target PCB footprint, specifically the 24-EQFN (4x4) outline. Cross-reference electrical limits with system requirements before finalizing procurement orders.

Full Half-Bridge (H Bridge) Drivers Selection Notes

Select this component when a compact solution for dual half-bridge control is required. It is suitable for low-voltage systems operating between 2.7V and 5.5V. Consider the 2A peak drive capability and 600mΩ resistance for efficiency requirements. Verify that the 300kHz maximum frequency meets the application's switching needs.

Full Half-Bridge (H Bridge) Drivers Part Context

This part belongs to the NJW4814 series of gate drivers from Nisshinbo Micro Devices. It is distinct from other series like the NJW4828 or NJW4829, which offer different channel counts and current capabilities. The NJW4814 focuses on a dual-channel configuration optimized for specific piezoelectric and MOSFET driving tasks.

Full Half-Bridge (H Bridge) Drivers Replacement Considerations

Consult official substitution lists for direct equivalents. Generic replacements may differ in pinout, drive strength, or protection features. Verify thermal performance and interface compatibility if considering alternative manufacturers.

Full Half-Bridge (H Bridge) Drivers FAQ

What is the maximum operating frequency for the NJW4814?

The device can operate at frequencies up to 300kHz.

Does the NJW4814 include protection features?

Yes, it includes overcurrent and overvoltage protection.