NCV7703BD2R2G

Full Half-Bridge (H Bridge) Drivers Overview

The NCV7703BD2R2G is a half-bridge driver manufactured by onsemi, designed for automotive applications. It features an SPI interface and utilizes power MOSFET technology to drive inductive loads. The device supports a supply voltage range of 3.15V to 5.25V and handles load voltages from 5.5V to 40V. It provides a continuous output current of 1.1A per channel with typical low-side and high-side on-resistances of 800 milliohms each. Operating temperatures span from -40°C to +150°C junction temperature. The component is housed in a 14-SOIC package.

Full Half-Bridge (H Bridge) Drivers Feature Summary

• Integrates an SPI interface for digital control of the half-bridge configuration.
• Provides comprehensive fault protection including overcurrent limiting, thermal shutdown, overvoltage protection, and undervoltage lockout.
• Utilizes power MOSFET technology to achieve low on-resistance for efficient inductive load driving.

Full Half-Bridge (H Bridge) Drivers Applications

• DC motor control systems
• General purpose inductive load switching

Full Half-Bridge (H Bridge) Drivers Procurement Notes

Verify the specific suffix BD2R2G against official datasheets to confirm package dimensions and tape-and-reel specifications. Ensure compatibility with the target system's SPI protocol timing and voltage levels. Confirm that the 1.1A output current rating meets the peak requirements of the intended inductive load without exceeding thermal limits under worst-case operating conditions.

Full Half-Bridge (H Bridge) Drivers Selection Notes

Select this component when a robust half-bridge solution with digital SPI control is required for automotive-grade environments. The 1.1A current capability and 40V load voltage support are suitable for standard DC motors and solenoids. Consider the 14-SOIC package size for PCB layout constraints and verify that the integrated fault protections align with the safety requirements of the application design.

Full Half-Bridge (H Bridge) Drivers Part Context

This part belongs to the NCV7703 series of half-bridge drivers from onsemi. The series includes variants with different current ratings, such as the 500mA version (NCV7703D2R2G). These devices are engineered for automotive reliability, offering integrated protection features essential for harsh electrical environments found in vehicle electronics and industrial machinery.

Full Half-Bridge (H Bridge) Drivers Replacement Considerations

The NCV7703D2R2G serves as a lower-current alternative within the same family, providing 500mA output instead of 1.1A. Verify that the reduced current capacity of the substitute is sufficient for the specific load requirements before implementation.