BU6904GF-GTL

Technology:	Power MOSFET
Supplier Device Package:	6-SSOF (3x1.7)
Package / Case:	6-SMD, Flat Leads
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TJ)
Voltage - Load:	1.8 V ~ 5.5 V
Voltage - Supply:	1.8 V ~ 5.5 V
Current - Output:	800mA
Applications:	Fan Motor Driver
Step Resolution:	--
Series:	--
Interface:	PWM
Output Configuration:	Half Bridge (2)
Function:	Driver - Fully Integrated, Control and Power Stage
Motor Type - AC, DC:	Brushless DC (BLDC)
Motor Type - Stepper:	--
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Introduction to the BU6904GF-GTL

The BU6904GF-GTL is an integrated circuit (IC) that is part of a larger device, called the PMIC – Motor Drivers, Controllers. It is a versatile and effective tool for controlling the speed and direction of small motors. The BU6904GF-GTL provides precise control over the motor by using a PWM control scheme.

BU6904GF-GTL Application Field

The BU6904GF-GTL is designed for a variety of motor control applications, such as robotic arms, industrial automation, and automated vehicle systems. It is suitable for controlling the speed and direction of small DC or stepper motors. The device is also suitable for controlling the speed of 3 phase brush-less motors. Another application that makes use of the BU6904GF-GTL is in Brushless DC (BLDC) and AC Induction Motor Control. In these types of motors, the speed is controlled by changing the frequency of the power supply. The BU6904GF-GTL provides an effective control solution that can accurately adjust the frequency and phase of the three-phase power supply to the motor. This allows precise control over the speed and torque of the motor.

Working Principle of BU6904GF-GTL

The BU6904GF-GTL is based on a Pulse Width Modulation (PWM) control scheme. This means that it uses the duty cycle of the PWM signal to determine the desired speed of the motor. A duty cycle is the proportion of time that the signal is high divided by the total time of the signal. The higher the duty cycle, the faster the motor speed.The BU6904GF-GTL produces PWM signals for each of the three phases of the motor. The signals are determined by an internal clock that runs at a frequency of 16KHz. The duty cycle, or pulse width, is controlled by external inputs, such as analog or digital signals. By controlling the external inputs, the duty cycle of the PWM signals can be changed which in turn changes the speed and direction of the motor. In addition to controlling the motor speed, the BU6904GF-GTL also provides a range of additional features to improve the operation of the motor. These features include over-current protection, UVLO (undervoltage lockout) protection, and thermal protection. The device also has an integrated PWM frequency doubler, which allows for a faster response to changes in the motor load and speed. All of these features combined make the BU6904GF-GTL an effective and efficient motor control solution.

Conclusion

The BU6904GF-GTL is a versatile and powerful motor control IC. It can be used in a variety of applications, including robotic arms, industrial automation, and automated vehicle systems. The device has a PWM control scheme which allows for precise control over the speed and direction of motors. In addition, the device has a range of additional features that provide extra protection to the motor and improved response times. The BU6904GF-GTL is an ideal solution for those looking for an efficient and cost-effective motor control system.

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