PT8A973DE

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Introduction

PT8A973DE is a product designed and manufactured by Texas Instruments, and it belongs to the PMIC- Motor Drivers, Controllers category. This device is capable of driving high current motors, controlling the speed and direction of unidirectional and bidirectional motors, and providing robust power conversion in the current-sense limit mode.

Application Field

PT8A973DE can be used in a range of automotive, industrial and consumer applications. Commonly, it is implemented in CD and DVD players, laser printers, HDD motors, power tools, copiers, fans, toys, and other devices. Furthermore, due to its unique characteristics, it is applied to some special applications, for example, in hydraulic pumps, aircraft drive systems, magneto-hydraulic actuator, and automotive HVAC.

Working Principle

PT8A973DE controls motor drivers with an H-bridge configuration. The device can operate the motor drivers in four different modes, namely; current-sense limit, forward and reverse excitation, brake and off modes. Moreover, the device is designed to provide over current and over temperature protection features. The device operates over a temperature range of -40 to +105 degrees Celsius, and also incorporates two low power sleep modes. The device operates over a voltage range of 10V to 24V DC. With its unique features, PT8A973DE is one of the best in its class.

Conclusion

PT8A973DE from Texas Instruments is a one of PMIC Motor Drivers, Controllers, designed with many features. The device is mainly utilized in the applications that require controlling the speed and direction of unidirectional or bidirectional motors, providing robust power conversion in the current-sense limit mode, and the ability to drive high current motors. It also features two low power sleep modes, and has an operating temperature range of -40 to +105 degrees Celsius, and voltage range of 10V to 24V DC.

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