LB1848M-TLM-E

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

The LB1848M-TLM-E is a three-phase motor driver and controller that uses a Toshiba 65-nm process technology. It is a part of the LSIO line of integrated circuits, which features low-power, low-voltage and high-performance designs. It is designed to operate at a peak current of up to 8.5A, with an internal protection circuit to prevent over-current, over-voltage and over-temperature. This integrated circuit also has a wide operating temperature range of -40°C~125°C. The LB1848M-TLM-E is specifically designed for motor drive and control applications, such as brushless DC (BLDC) motors, stepper motors and AC induction motors. It is ideal for applications that require precise motor speed, direction control, and torque control for precise positioning and accurate speed control.

The LB1848M-TLM-E integrates a wide range of functions, including three-phase power drivers, comparators, low-voltage detectors, thermal shutdown circuits and internal oscillator, while providing a programmable off-time function. The integrated three-phase bridge output driver is capable of driving a load with a peak current up to 8.5A and an operating frequency up to 400kHz, depending on the power supply voltage.

The LB1848M-TLM-E has a wide range of features for motor control applications and provides the drivers, comparators, and current sensing necessary to operate a BLDC motor, stepper motor, and AC induction motor. It comes with a three-phase power driver, comparators, low-voltage detectors, thermal shutdown circuits, and an internal oscillator that can be programmed to generate an adjustable off-time signal. It also features an internal internal OTP (one time programmable) memory that can store user programs and parameters to customize the motor control features of this device.

In addition, the LB1848M-TLM-E has a number of features that make it an ideal choice for motor control applications. It has an internal brake control logic circuit that can be used to control the braking torque when the motor stops. It also features an adjustable speed and direction control signal generator, as well as a current monitoring function to detect over-current and over-voltage conditions.

For control, the LB1848M-TLM-E has a built-in PWM (pulse-width modulation) generator for controlling the speed, direction, and torque of the motor. The PWM generator can be programmed with an adjustable gain factor to adjust the speed-torque curve of the motor. It also has an adjustable dead-time that can be used to ensure that the PWM signal has a sufficient rise and fall time for smooth operation.

The LB1848M-TLM-E also features an integrated back electromotive force (BEMF) detection circuit, which is used to detect the speed and direction of the motor. This detection circuit can be used to synchronize the speed of the motor when operating in multiple motors, as well as provide information on the current speed and direction of the motor. The BEMF detection circuit can also be used to detect any irregularities in the motor operation, such as a failure to start or stall.

Finally, the LB1848M-TLM-E has an integrated current sense circuit that can be used to detect over-current and over-voltage conditions. This current sense circuit is also used for motor current monitoring and warning signals.

The LB1848M-TLM-E is a high-performance and low power motor driver and controller that is designed for applications requiring a precise motor control and accurate speed and torque control. It is ideal for a variety of motor drive and control applications, including brushless DC (BLDC) motors, stepper motors and AC induction motors. With its wide range of features and internal protection circuit, it is perfect for applications requiring accurate speed, direction, and torque control.

The specific data is subject to PDF, and the above content is for reference