NV6257

Full Half-Bridge (H Bridge) Drivers Overview

The NV6257-RA is a GaNSense half-bridge power IC from Navitas Semiconductor, designed for AC-DC and DC-DC converter applications. It integrates NMOS technology with an 8A output current per channel and a peak output of 14A. The device supports a load voltage up to 650V and operates on a supply voltage range of 10V to 24V. Key electrical parameters include a typical low-side on-resistance of 180 milliohms and a high-side resistance of 350 milliohms. It features PWM interface control, bootstrap circuitry, and protection against breakdown and UVLO conditions within a -55°C to 150°C junction temperature range.

Full Half-Bridge (H Bridge) Drivers Feature Summary

• Integrates bidirectional lossless current sensing capabilities inherent to the GaNSense architecture for enhanced efficiency and monitoring.
• Combines gate driving functions with integrated power switches in a single compact package to reduce component count.
• Includes built-in fault protection mechanisms such as under-voltage lockout and breakdown protection for system reliability.

Full Half-Bridge (H Bridge) Drivers Applications

• AC-DC converters
• DC-DC converters

Full Half-Bridge (H Bridge) Drivers Procurement Notes

Verify the specific suffix (e.g., -RA) against the manufacturer's datasheet to confirm packaging and tape-and-reel specifications. Ensure compatibility with the required operating temperature range and voltage ratings for the target application design. Cross-reference the official part number with distributor catalogs to avoid confusion with similar series components.

Full Half-Bridge (H Bridge) Drivers Selection Notes

Select this component for designs requiring integrated half-bridge drive with high-frequency efficiency. Consider the 650V rating and low on-resistance values for power density optimization. Evaluate the 27-QFN package dimensions against PCB layout constraints. Confirm that the 10V to 24V supply range aligns with the system's available power rails.

Full Half-Bridge (H Bridge) Drivers Part Context

This device belongs to the GaNFast series by Navitas Semiconductor, which utilizes gallium nitride technology for improved performance over traditional silicon solutions. The GaNSense feature set distinguishes it by providing integrated sensing without external shunts. It is categorized under specialized power management ICs intended for high-efficiency power conversion topologies.

Full Half-Bridge (H Bridge) Drivers Replacement Considerations

Consult the official datasheet for direct pin-to-pin compatible alternatives within the same family. Verify that any substitute maintains the 650V rating and comparable on-resistance characteristics to ensure circuit performance parity.