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STSPIN820
+NomenclatureIC MTR DRVR BIPLR 7-45V 24TFQFPN
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FabricantSemi - conducteurs optiques
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Pièce fabricant #STSPIN820
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Fiche technique STSPIN820 DataSheet
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Package QFN-24
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En stock5222
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Spécifications
| Attribut | Valeur |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | STSPIN8 |
| ProductStatus | Active |
| MotorType-Stepper | Bipolar |
| Function | Driver - Fully Integrated, Control and Power Stage |
| OutputConfiguration | Half Bridge (4) |
| Interface | Logic |
| Technology | Power MOSFET |
| StepResolution | 1 ~ 1/256 |
| Applications | Industrial |
| Current-Output | 1.5A |
| Voltage-Supply | 7V ~ 45V |
| OperatingTemperature | -40°C ~ 150°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 24-TFQFN Exposed Pad |
Présentation
Description
The IC features a simple step/dir interface and adjustable current control through an external reference voltage, allowing flexibility in motor control. It also includes protection features such as overcurrent, thermal shutdown, and undervoltage lockout, ensuring reliable operation. Its compact design simplifies integration into space-constrained applications. Overall, the STSPIN820 offers a balanced combination of performance, efficiency, and ease of use for driving stepper motors in diverse applications.
Equivalent
1. Texas Instruments DRV8825: A similar stepper motor driver with microstepping capability.
2. Allegro A4988: Another popular stepper driver with microstepping features.
3. On Semiconductor AMIS-30543: Offers high-performance stepper motor driving with integrated microstepping.
These alternatives may vary in terms of voltage and current ratings, so it's essential to ensure compatibility with your specific application requirements.
Features
1. Microstepping: Supports up to 1/256 microstepping, allowing for smooth and precise motor control.
2. Voltage Range: Operates over a wide voltage range from 7 to 45V, making it versatile for various applications.
3. Current Control: Features a programmable peak current control with adjustable off-time, enabling efficient power management.
4. Protection: Includes overcurrent, overtemperature, and short-circuit protection, enhancing the reliability and safety of the motor driver.
5. Low Power Consumption: Offers low quiescent current and standby mode, optimizing energy efficiency.
6. Thermal Performance: Designed with advanced thermal management to handle high power applications without overheating.
7. Compact Package: Available in a compact VFQFPN package, making it suitable for space-constrained designs.
These features make the STSPIN820 ideal for applications in 3D printers, robotics, and other precision motion control systems.
Pinout
Key functions of the STSPIN820 include:
1. Microstepping: It supports up to 1/256 microstepping, allowing for smooth and precise control of the stepper motor.
2. Current Control: The device features a current control mechanism that can be adjusted to deliver the required current to the motor efficiently.
3. Voltage Range: It operates within a wide voltage range, typically from 7 to 45 volts.
4. Protection Features: The IC includes overcurrent, short-circuit, under-voltage lockout, and overtemperature protection to enhance reliability and safety.
5. Programmable Decay Modes: Fast, slow, and mixed decay modes can be programmed to optimize performance for different applications.
The STSPIN820 is suitable for applications requiring compact and efficient stepper motor control, such as 3D printers and CNC machines.