NCV7726DQBR2G

Full Half-Bridge (H Bridge) Drivers Overview

The NCV7726DQBR2G is a six-channel half-bridge driver designed for DC motor and general NMOS applications. It operates with a supply voltage range of 3.15V to 5.25V and supports load voltages from 5.5V to 32V. The device features an output current of 500mA per channel with a peak output of 1.1A. Typical on-resistance is 850 milliohms for both low-side and high-side switches. It includes a charge pump, SPI interface, and protection against overcurrent, overtemperature, overvoltage, and UVLO conditions.

Full Half-Bridge (H Bridge) Drivers Feature Summary

• Integrates a charge pump for efficient gate driving of external NMOS transistors in half-bridge configurations.
• Provides comprehensive fault protection including overcurrent, overtemperature, overvoltage, and under-voltage lockout mechanisms.
• Supports digital control via a serial peripheral interface (SPI) for flexible configuration and monitoring.

Full Half-Bridge (H Bridge) Drivers Applications

• DC motor control systems
• General NMOS switching applications
• Automotive body electronics modules

Full Half-Bridge (H Bridge) Drivers Procurement Notes

Verify the specific ordering suffix to ensure compatibility with required packaging options such as tape and reel or cut tape. Confirm that the AEC-Q100 qualification meets automotive reliability standards if applicable. Check the datasheet for thermal pad requirements and soldering profiles suitable for the 24-SSOP-EP package. Ensure the logic voltage levels align with the system's SPI controller outputs before integration.

Full Half-Bridge (H Bridge) Drivers Selection Notes

Select this component when a compact solution for driving multiple NMOS half-bridges is required. The integrated charge pump eliminates the need for external bootstrap circuits. Consider the 850 milliohm on-resistance for power loss calculations in continuous current applications. Verify that the 32V load voltage limit accommodates the maximum system rail. The SPI interface allows for precise timing control and diagnostic feedback compared to parallel logic inputs.

Full Half-Bridge (H Bridge) Drivers Part Context

This part belongs to the NCV7726 series of half-bridge drivers manufactured by onsemi. It is specifically engineered for automotive and industrial environments requiring robust protection features. The device utilizes a 24-lead SSOP package with an exposed pad for improved thermal dissipation. It complements other motor driver solutions by offering a balance of channel count and integrated safety features.

Full Half-Bridge (H Bridge) Drivers Replacement Considerations

Direct substitutes within the same family include variants with different suffixes indicating packaging or temperature grade adjustments. Cross-reference pinouts and electrical characteristics carefully when considering alternative manufacturers. Ensure that any replacement maintains the same SPI command set and protection threshold levels to avoid redesigning the control logic.

Full Half-Bridge (H Bridge) Drivers FAQ

What is the maximum load voltage supported by the NCV7726DQBR2G?

The device supports load voltages ranging from 5.5V to 32V.

Does the NCV7726DQBR2G include internal protection features?

Yes, it includes overcurrent, overtemperature, overvoltage, and under-voltage lockout (UVLO) protection.

What type of interface does the driver use for control?

The driver uses a Serial Peripheral Interface (SPI) for communication and configuration.