VNH7100ASTR Integrated Circuits (ICs)

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The VNH7100ASTR is a motor driver and controller integrated circuit (IC) that is well-suited for a variety of motor applications, including automotive, robotic, industrial, and consumer applications. Its features and specifications make it an ideal choice for a variety of motor control applications. This article provides an overview of VNH7100ASTR\'s application field and working principle.

Applications

The VNH7100ASTR is an integrated motor driver and controller IC suitable for a variety of applications, including automotive, industrial, robotic and consumer applications. The IC is designed for use in applications that need a minimum number of external components and maximum efficiency. It has the capability to handle currents up to 2.4A, voltage up to 40V, and power up to 96W. The IC is designed to operate in a wide range of temperatures from -40℃ to 125℃.

The VNH7100ASTR offers advanced safety features, on-chip analog drivers and can operate with a PWM frequency of up to 20kHz. It is capable of providing advanced motor driver and controller functions, such as current sensing, velocity control, position control, tachometer output, and temperature measurement.

The IC is suitable for use in a variety of motor control applications, including automotive, industrial, robotic and consumer applications. It is suitable for use in motors with voltage and current ratings up to 40V and 2.4A, respectively. Additionally, it is capable of providing a variety of motor control features, such as current sensing, velocity control, position control, and temperature measurement.

Working Principle

The VNH7100ASTR is an integrated motor driver and controller IC designed for use in a variety of motor control applications. The IC is designed to provide a low-power solution that can handle a maximum current up to 2.4A, a maximum voltage up to 40V, and a maximum power up to 96W. The IC employs advanced protection features, on-chip analog drivers, and can operate with a PWM frequency up to 20kHz.

The IC operates on a three-phase power supply, and employs two half-H-bridge MOSFET drivers with integrated current sensing capability. The two half-bridge MOSFET drivers are connected in series and are capable of providing a constant current, while the two MOSFETs in each half-bridge are operated in parallel to provide a desired current output. The IC uses a comparator circuit to compare the current outputs between the two MOSFETs in each half-bridge and adjust the applied gate voltage accordingly to ensure a constant current output.

The IC also features on-chip analog drivers for a variety of control functions, including velocity control, position control, tachometer output and temperature measurement. The on-chip analog drivers offer a reliable, low-power solution and enable the controller to receive data from the motor control system and provide the necessary analog signals for the desired motor control function. Additionally, the IC offers advanced safety features, including a thermal shutdown circuit and a voltage temperature compensation circuit.

In conclusion, the VNH7100ASTR is an integrated motor driver and controller IC that is suitable for use in a variety of motor control applications, including automotive, industrial, robotic and consumer applications. It offers advanced safety features, on-chip analog drivers, and can operate with a PWM frequency of up to 20kHz. Additionally, it can handle currents up to 2.4A, voltages up to 40V, and power up to 96W.

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