LB1830M-TE-L-E

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The LB1830M-TE-L-E is a part of the PMIC - Motor Drivers, Controllers category. It is designed for various motor control applications, including automotive, handheld, and industrial. The device features built-in protection functions that minimize component damage from short circuits or load imbalance. Additionally, it includes a temperature protection circuit that detects over temperature conditions and can shut down all output within seconds.

Application Field

The LB1830M-TE-L-E is ideal for applications such as DC Fan Motors, Universal Motors, as well as Brushless Motors and Brush Motors. The integrated protection circuit reduces component damage during operation, making the device reliable and ideal for heavy duty applications. Additionally, its low EMI profile makes it suitable for use in noise sensitive settings.

The device is easily integrated into existing motor control projects, and its wide input voltage range offers excellent flexibility. It can operate on both 6V and 12V power sources, and the rated operating temperature range allows it to be used in a variety of environmental conditions. This high level of flexibility makes the LB1830M-TE-L-E suitable for numerous industrial applications, such as power tools, blowers, and medical device motors.

Working Principle

The LB1830M-TE-L-E is a low side motor driver designed for shield drive capabilities. It has two separate channels for controlling both motor speed and direction. For motor speed control, the duty cycle is regulated via an internal PWM circuit. The PWM signal controls the duty cycle of the totem pole output stage, allowing the LB1830M-TE-L-E to achieve high speed settings. The direction control is accomplished using a simple on/off logic signal. When the logic signal is high, the motor driver will rotate the motor in one direction, while when the logic signal is low, the motor will rotate in the opposite direction.

The device also has a number of protection functions. It is equipped with a current sensing circuit that monitors the drain current of both the source and drain. This helps protect against the possibility of the motor driver being exposed to a short circuit or load imbalance situation. Additionally, the LB1830M-TE-L-E is equipped with a temperature protection circuit that detects over-temperature conditions and can shut down all output within seconds.

The LB1830M-TE-L-E is an excellent option for industries such as automotive, handheld, and industrial that rely on motor control devices. Its high level of flexibility, wide input voltage range, and integrated protection functions make it a reliable motor control device for use in a variety of applications. These features make it a great practical choice for motor control applications.

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