The BTN7970SAKSA1 is a high-current half-bridge for motor control applications, manufactured by Infineon Technologies. It is part of the NovalithIC™ family, integrating a p-channel high-side MOSFET, an n-channel low-side MOSFET and a driver IC in one package. This integration simplifies the design and reduces the overall PCB footprint.

Applications

• Motor control in automotive applications (e.g., window lifts, sunroof control, seat adjustment).
• Industrial motor drives (e.g., robotics, conveyor belts).
• Actuators in various control systems.
• Power tools.

Features

• Half-bridge driver with integrated high-side and low-side MOSFETs.
• Logic level inputs.
• Charge pump for high-side gate drive.
• Cross-current protection.
• Over-temperature protection.
• Under-voltage lockout.
• Current limitation.
• Diagnostic feedback (e.g., over-temperature, short circuit).
• Green Product (RoHS compliant).

Benefits

• Reduced system cost due to integrated design.
• Simplified PCB layout.
• High efficiency due to low on-resistance of the MOSFETs.
• Robust protection features enhance system reliability.
• Fast switching times for efficient motor control.
• Accurate current sensing capability for precise control.

Additional Details

The BTN7970SAKSA1 operates with a supply voltage typically ranging from 8V to 18V. It can handle continuous currents up to several amperes, depending on the application and thermal conditions. The device is available in a PG-TO263-7 package. The integrated protection features, such as over-temperature and over-current protection, significantly improve the reliability and robustness of the motor control system. The diagnostic feedback allows for easy monitoring of the device status, enabling quick identification and resolution of potential issues. Its logic-level compatible inputs make it easy to interface with microcontrollers. The BTN7970SAKSA1 is designed for demanding automotive and industrial applications requiring efficient and reliable motor control.