DRV8846RGER

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DRV8846RGER

+BOM

IC MOTOR DRIVER PAR 24VQFN

  • 제조업체텍사스 인스트루먼트(주)

  • 제조업체 부품 #DRV8846RGER

  • 패키지 VQFN (RGE)-24

  • 재고6266

365 1일 품질 보증

7*24 영업 시간 서비스 보증

90-판매 후 1일 보증

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사양

속성 가치
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
MotorType-Stepper Bipolar
Function Driver - Fully Integrated, Control and Power Stage
OutputConfiguration Half Bridge (4)
Interface Step/Direction
Technology Power MOSFET
StepResolution 1 ~ 1/32
Applications Stepper Motors
Current-Output 1.4A
Voltage-Supply 4V ~ 18V
Voltage-Load 4V ~ 18V
OperatingTemperature -40°C ~ 150°C (TJ)
MountingType Surface Mount
Package/Case 24-VFQFN Exposed Pad

개요

Description

The DRV8846RGER is a stepper motor driver from Texas Instruments designed for precision motor control applications. It integrates features that make it suitable for driving bipolar stepper motors in various applications, such as office automation, medical devices, and industrial equipment. The DRV8846RGER supports different current control schemes, including the ability to microstep, allowing for smoother motion and greater positional accuracy.
Key features include a wide supply voltage range, adjustable current regulation, and advanced protection mechanisms against overcurrent, overtemperature, and undervoltage, ensuring reliable operation in challenging environments. The driver is capable of operating in both full and half-step modes, enhancing flexibility in motor control.
The device is housed in a compact QFN package, which helps to minimize board space and improve thermal performance. Its integrated design reduces the need for external components, simplifying system design and lowering overall costs. The DRV8846RGER is particularly useful for applications requiring compactness, efficiency, and precise control.

Equivalent

The DRV8846RGER is a stepper motor driver from Texas Instruments. Equivalent products include the Allegro A4988, which is also a stepper motor driver with similar features. Another alternative is the STMicroelectronics L6470, which offers advanced features such as programmability. Additionally, the Pololu DRV8825 is a popular choice for similar applications. Each alternative may have different specifications or additional features, so it's essential to review their datasheets to ensure compatibility with specific requirements.

Features

The DRV8846RGER is a stepper motor driver IC that offers efficient and precise control of stepper motors. Key features include:
1. Microstepping: It supports up to 1/32 microstepping, allowing for smooth and precise motor control.
2. Operating Voltage: The driver operates within a wide voltage range, typically from 4.5V to 18V.
3. Current Control: It features adjustable current regulation, enabling optimal performance and efficiency for different motor types.
4. Protection Features: The IC includes overcurrent, overtemperature, and undervoltage lockout protections, enhancing reliability and durability.
5. Interface: It supports a simple step/direction interface for easy integration with microcontrollers.
6. Low Power Sleep Mode: The DRV8846RGER includes a low-power sleep mode to save energy when the motor is not in use.
7. Package: It is available in a 24-pin VQFN package, which is compact and suitable for space-constrained applications.
8. Thermal Performance: The IC provides excellent thermal performance, making it suitable for high-power applications.
These features make the DRV8846RGER ideal for applications requiring precise motor control, such as 3D printers, robotics, and CNC machines.

Pinout

The DRV8846RGER is a stepper motor driver from Texas Instruments. It is available in a 24-pin VQFN (RGW) package. The functions of the pins are designed to facilitate stepper motor control, such as:
1. Motor Outputs: Outputs for connecting the stepper motor coils.
2. Control Inputs: Pins for step, direction, and enable signals.
3. Power and Ground: Pins for power supply (VM) and ground (GND).
4. Mode Configuration: Pins to set microstepping and decay modes.
5. Feedback and Protection: Pins for current sensing, fault, and nRESET.
These pins collectively support features like microstepping, adjustable current control, and protection against overcurrent, thermal shutdown, and undervoltage lockout, which enhance the performance and safety of motor control applications.

Manufacturer

The DRV8846RGER is manufactured by Texas Instruments Incorporated (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components and integrated circuits. It is one of the largest and most well-established companies in the semiconductor industry, known for its innovation and extensive portfolio of products used in electronics across various sectors, including automotive, industrial, personal electronics, communications equipment, and enterprise systems. TI is renowned for its analog and embedded processing products, which are crucial in enabling the functionality of electronic devices.

Application

The DRV8846RGER is a stepper motor driver suitable for various applications requiring precise motor control. Key application areas include:
1. 3D Printers: Provides accurate motor control for high-resolution printing.
2. CNC Machines: Enables precise movement for milling and engraving tasks.
3. Robotics: Offers reliable control for robotic arms and automated guided vehicles.
4. Industrial Automation: Supports conveyor systems and pick-and-place machines.
5. Medical Devices: Ensures precision in equipment like pumps and imaging systems.
Its features, such as microstepping capabilities and current management, make it ideal for systems requiring smooth and efficient motor operation.

Package

The DRV8846RGER is a stepper motor driver from Texas Instruments, available in a 24-pin VQFN (Very Thin Quad Flat No-Lead) package. This type of package offers a compact design, ideal for space-constrained applications, and provides good thermal performance.

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