DRV8811PWP

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DRV8811PWP is a very useful device for the industrial application field and can be classified under the PMIC – Motor Drivers, Controllers. It is a dual H-bridge motor driver IC designed for applications requiring very high peak output current and good noise immunity in a very small package. The device also suits for application in brush and brushless DC (BLDC) motor control, robot and EEPROM control, engine control, and consumer applications.

This device consists of two low-side MOSFETs, two high-side MOSFETs and a single logic pin. It is capable of operating up to 24V at 2A output current and can provide a higher level of output current than most other H-bridge motor driver ICs. The DRV8811PWP motor driver IC is also relatively fast as it can switch over between logic states at around 6mV/ns rise/fall times. It also has an excellent thermal control feature which helps to protect the device from burning out due to excessive heat.

The working principle of the DRV8811PWP is quite simple. The logic pin is used to switch the two low-side MOSFETs and two high-side MOSFETs to the appropriate values. When the logic pin is high, it turns the low-side MOSFETs into off state and the high-side MOSFETs into on state, effectively energizing the motor. When the logic pin is low, it reverses the low-side and high-sidemosfets, turning the low-side MOSFETs into on state and the high-side MOSFETs into off state, which brakes the motor. The logic pin is also used to turn off both low-side and high-side MOSFETs, which finally turns off the motor.

In conclusion, DRV8811PWP is an excellent motor driver IC for applications requiring high peak output current and good noise immunity in a very small package. This IC can be used for brush and brushless DC (BLDC) motor control, robot and EEPROM control, engine control, and other consumer applications. The simple and effective logic pin control makes it easy to provides both energizing and braking of motors. The device also has an excellent thermal control system which can protect it from burning out due to excessive heat.

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