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DRV8434SRGER
+BOM48-V, 2.5-A BIPOLAR STEPPER MOTO
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メーカーSTマイクロエレクトロニクス
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メーカー品番 #DRV8434SRGER
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在庫状況9201
365 日間品質保証
7*24 日間の品質保証
90-時間単位のサービス保証
1日間のアフターサービス保証
仕様
| 属性 | 値 |
| PartStatus | Active |
| BaseProductNumber | DRV8434 |
| MotorType-Stepper | Bipolar |
| MotorType-AC,DC | Brushed DC |
| Function | Driver - Fully Integrated, Control and Power Stage |
| OutputConfiguration | Half Bridge |
| Interface | SPI, Step/Direction |
| Technology | NMOS |
| StepResolution | 1 ~ 1/256 |
| Applications | General Purpose |
| Current-Output | 2.5A |
| Voltage-Supply | 4.5V ~ 48V |
| OperatingTemperature | -40°C ~ 125°C (TA) |
| MountingType | Surface Mount |
| Package | 24-VFQFN Exposed Pad |
| SupplierDevicePackage | 24-VQFN (4x4) |
| Packaging | Cut Tape (CT), Tape & Reel (TR) |
概要
Description
Key specifications include a wide operating voltage range (from 8.2V to 45V) and the ability to deliver up to 1.5A of continuous current per phase, with peak currents reaching higher levels. The device incorporates protection features such as overcurrent, thermal shutdown, and undervoltage lockout.
The DRV8434SRGER supports different control modes, including step/direction and simplified PWM control, which enhances its versatility in various designs. It also includes adjustable current control settings, allowing for efficient power management. Its compact package and low thermal resistance make it suitable for space-constrained applications.
Overall, the DRV8434SRGER is a reliable choice for high-performance stepper motor control in a range of electronic projects.
Equivalent
Features
1. Microstepping Support: Offers up to 1/16 microstepping for smooth motion and improved resolution.
2. Current Control: Features adjustable current control to optimize performance and prevent overheating, with a full-scale output current of up to 1.5 A per phase.
3. Integrated Protection: Built-in thermal shutdown, overcurrent protection, and undervoltage lockout enhance reliability and safety.
4. PWM Control: Supports PWM chopper control for efficient operation and reduced power losses.
5. Multiple Interface Modes: Provides step/direction and PWM interfaces for flexible integration in various applications.
6. Low Power Consumption: Designed for low quiescent current, making it suitable for battery-operated devices.
7. Compact Package: Available in a VQFN (QFN) package, enabling space-saving designs.
These features make the DRV8434SRGER ideal for applications in 3D printers, CNC machines, and robotics.
Pinout
1. Power Supply Pins: VCP and VM for voltage input.
2. Control Pins:
- STEP: Receives step signals.
- DIR: Direction control input.
- ENABLE: Activates or deactivates the motor driver.
3. Microstepping Control: Pins for setting microstepping resolution (e.g., MS1, MS2, MS3).
4. Current Limit: Adjustable control for output current settings (ISET).
5. Temperature and Fault Monitoring: Includes thermal shutdown and protection features.
6. Feedback Pins: To monitor the operation status.
This driver supports efficient control of bipolar stepper motors with adjustable microstepping, making it suitable for various applications in robotics, 3D printing, and automation.
Manufacturer
The company serves various industries such as automotive, industrial, communications, and consumer electronics. Texas Instruments is particularly recognized for its innovation in power management and motor drivers, with the DRV8434SRGER being a stepper motor driver that integrates features for precise control in applications like robotics and automation. TI is also known for its commitment to research and development, providing a broad portfolio of products and solutions that enhance efficiency and performance in electronic designs.
Application
1. 3D Printers: For precise control of stepper motors in printing mechanisms.
2. Robotics: Driving motors in robotic arms and mobile platforms.
3. CNC Machines: Controlling movement in computer numerical control machinery.
4. Automated Equipment: Used in conveyor systems and automated assembly lines.
5. Medical Devices: Driving motors in equipment like MRI machines or lab automation.
6. Home Automation: Controlling motorized systems in smart home devices.
Its compact size and integrated features make it suitable for various compact and power-efficient applications.