사양
| 속성 | 가치 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Obsolete |
| MotorType-Stepper | Bipolar |
| Function | Driver - Fully Integrated, Control and Power Stage |
| OutputConfiguration | Half Bridge (4) |
| Technology | BiCDMOS |
| StepResolution | 1 ~ 1/128 |
| Applications | Printer |
| Current-Output | 2A |
| Voltage-Supply | 0V ~ 5V |
| Voltage-Load | 9V ~ 32V |
| OperatingTemperature | -30°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 30-SOP (0.311, 7.90mm Width) Exposed Pad |
개요
Description
The LV8728MR-AH is a microstepping motor driver IC designed for precision control of stepper motors. It is developed by ON Semiconductor and is commonly used in applications that require accurate positioning, such as 3D printers, CNC machines, and robotic arms. The device supports a wide range of microstepping resolutions, allowing for smooth and precise control of motor movements. It operates with a high-efficiency integrated DMOS output stage, which can handle considerable current and voltage, ensuring robust performance. The LV8728MR-AH includes built-in protection features such as over-current protection, over-temperature protection, and under-voltage lockout to enhance reliability and safety. Its low standby current and high-speed input interface contribute to energy efficiency and responsiveness, making it suitable for both portable and industrial applications. The IC is designed to interface easily with microcontrollers and can be configured through a few external components, simplifying integration into a variety of systems. Overall, the LV8728MR-AH is a versatile and reliable choice for controlling stepper motors in precision-driven applications.
Equivalent
The LV8728MR-AH is a stepper motor driver IC. Equivalent products include:
1. A4988 by Allegro Microsystems
2. DRV8825 by Texas Instruments
3. TB6600 by Toshiba
4. TMC2208 by Trinamic
These alternatives have similar functionalities but may vary in features like microstepping, current rating, or thermal management, so always check the specific requirements of your application.
1. A4988 by Allegro Microsystems
2. DRV8825 by Texas Instruments
3. TB6600 by Toshiba
4. TMC2208 by Trinamic
These alternatives have similar functionalities but may vary in features like microstepping, current rating, or thermal management, so always check the specific requirements of your application.
Features
The LV8728MR-AH is a stepper motor driver IC designed by ON Semiconductor. Key features include:
1. Microstepping Capabilities: Supports various microstepping modes up to 128 microsteps per full step, allowing for smooth and precise motor control.
2. PWM Constant Current Control: Utilizes PWM constant current control with selectable decay modes to ensure efficient and stable motor operation.
3. Wide Operating Voltage Range: Operates over a broad voltage range, typically from 9V to 36V, making it suitable for a variety of applications.
4. Low Heat Generation: Features low on-resistance DMOS output transistors, which reduce heat generation and improve energy efficiency.
5. Built-in Protections: Includes overcurrent, thermal shutdown, and undervoltage lockout protections to safeguard against hardware failures.
6. Adjustable Current Limit: Allows for setting the output current limit via an external resistor, providing flexibility for different motor requirements.
7. Compact Package: Available in a compact package suitable for space-constrained applications.
These features make the LV8728MR-AH suitable for use in printers, scanners, and other precision motion control systems.
1. Microstepping Capabilities: Supports various microstepping modes up to 128 microsteps per full step, allowing for smooth and precise motor control.
2. PWM Constant Current Control: Utilizes PWM constant current control with selectable decay modes to ensure efficient and stable motor operation.
3. Wide Operating Voltage Range: Operates over a broad voltage range, typically from 9V to 36V, making it suitable for a variety of applications.
4. Low Heat Generation: Features low on-resistance DMOS output transistors, which reduce heat generation and improve energy efficiency.
5. Built-in Protections: Includes overcurrent, thermal shutdown, and undervoltage lockout protections to safeguard against hardware failures.
6. Adjustable Current Limit: Allows for setting the output current limit via an external resistor, providing flexibility for different motor requirements.
7. Compact Package: Available in a compact package suitable for space-constrained applications.
These features make the LV8728MR-AH suitable for use in printers, scanners, and other precision motion control systems.
Pinout
The LV8728MR-AH is a motor driver IC manufactured by ON Semiconductor. It is designed for driving bipolar stepper motors and other related applications. The IC typically comes in a 36-pin surface-mount package, specifically a 36-pin TSSOP (Thin Shrink Small Outline Package).
Key functions of the LV8728MR-AH include:
1. Stepper Motor Control: It is primarily used to control bipolar stepper motors with high efficiency and precision.
2. Microstepping Support: The IC supports microstepping, which allows for smoother and more precise motor control.
3. Current Control: It features a current control mechanism to optimize motor performance and reduce power consumption.
4. Protection Features: The IC includes several protection features such as over-current protection, thermal shutdown, and under-voltage lockout to ensure safe operation.
5. Built-in Oscillator: It has a built-in oscillator for PWM (Pulse Width Modulation) control, simplifying the design.
This combination of features makes the LV8728MR-AH suitable for a variety of precision motor control applications.
Key functions of the LV8728MR-AH include:
1. Stepper Motor Control: It is primarily used to control bipolar stepper motors with high efficiency and precision.
2. Microstepping Support: The IC supports microstepping, which allows for smoother and more precise motor control.
3. Current Control: It features a current control mechanism to optimize motor performance and reduce power consumption.
4. Protection Features: The IC includes several protection features such as over-current protection, thermal shutdown, and under-voltage lockout to ensure safe operation.
5. Built-in Oscillator: It has a built-in oscillator for PWM (Pulse Width Modulation) control, simplifying the design.
This combination of features makes the LV8728MR-AH suitable for a variety of precision motor control applications.
Manufacturer
The LV8728MR-AH is manufactured by ON Semiconductor. ON Semiconductor is a leading global supplier of semiconductor-based solutions. They focus on designing and manufacturing a wide range of energy-efficient products and solutions, including power and signal management, logic, discrete, and custom devices for various applications. The company serves diverse markets such as automotive, industrial, consumer electronics, computing, and communications. Their products are integral to modern electronics, supporting advancements in technology and innovation.
Application
The LV8728MR-AH is a stepper motor driver IC commonly used in applications requiring precise motor control. Key application areas include:
1. Printers and Scanners: Facilitates accurate movement of print heads and scanning elements.
2. Robotics: Provides control for robotic joints and movements.
3. CNC Machines: Ensures precise control of tool positioning in computer numerical control equipment.
4. 3D Printers: Manages accurate layer-by-layer construction of 3D models.
5. Automated Machinery: Used in industrial automation for precise component handling and assembly.
6. Textile Equipment: Controls the movement of machinery parts in textile manufacturing.
Its ability to efficiently drive stepper motors makes it suitable for any application requiring detailed motion control.
1. Printers and Scanners: Facilitates accurate movement of print heads and scanning elements.
2. Robotics: Provides control for robotic joints and movements.
3. CNC Machines: Ensures precise control of tool positioning in computer numerical control equipment.
4. 3D Printers: Manages accurate layer-by-layer construction of 3D models.
5. Automated Machinery: Used in industrial automation for precise component handling and assembly.
6. Textile Equipment: Controls the movement of machinery parts in textile manufacturing.
Its ability to efficiently drive stepper motors makes it suitable for any application requiring detailed motion control.
Package
The LV8728MR-AH is typically available in an HSOP-28 package. This type of package is commonly used for integrated circuits to provide a compact and efficient design suitable for various electronic applications.