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A4984SETTR-T
+NomenclatureIC MTR DRVR BIPOLAR 3-5.5V 32QFN
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FabricantAllegro microsystèmes
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Pièce fabricant #A4984SETTR-T
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Fiche technique A4984SETTR-T DataSheet
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Package QFN-32
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En stock1568
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Spécifications
| Attribut | Valeur |
| 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 | Logic |
| Technology | DMOS |
| StepResolution | 1, 1/2, 1/4, 1/8 |
| Applications | General Purpose |
| Current-Output | 2A |
| Voltage-Supply | 3V ~ 5.5V |
| Voltage-Load | 8V ~ 35V |
| OperatingTemperature | -20°C ~ 150°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 32-VFQFN Exposed Pad |
Présentation
Description
Key features include adjustable current control, which helps in reducing power consumption and minimizing heat generation. It operates over a wide range of input voltages and features built-in overcurrent protection and thermal shutdown to enhance reliability and durability.
The A4984SETTR-T is typically employed in applications such as 3D printers, CNC machines, and other automated systems where precise positioning is crucial. Its compact size and versatility make it a popular choice for developers seeking to implement efficient motor control in their projects.
Overall, the A4984SETTR-T is an effective solution for those needing a robust and adaptable stepper motor driver, offering both performance and protection features in a compact package.
Equivalent
Features
1. Microstepping Control: Supports full, half, quarter, and eighth-step resolutions, enhancing motor smoothness and precision.
2. Current Control: Adjustable current control allows for optimal motor performance by minimizing power consumption and heat generation.
3. Protection Features: Includes overcurrent and thermal shutdown protection, as well as undervoltage lockout to safeguard the device and connected components.
4. Built-in Translator: Simplifies the interface to the motor, reducing the need for complex microcontroller programming.
5. Wide Voltage Range: Operates efficiently across a wide voltage range, making it suitable for various applications.
6. Compact Package: Available in a small, surface-mount package, ideal for space-constrained designs.
These features make the A4984SETTR-T a versatile and reliable choice for applications requiring efficient and precise stepper motor control.
Pinout
- Pin Count: 28 pins
- Microstepping Capability: Up to 16 microsteps per full step
- Maximum Output Current: 1A per phase
- Supply Voltage: Supports motor supply voltages up to 35V
- Control Inputs: Step, direction, and enable inputs for easy integration with microcontrollers
- Current Control: Adjustable current control via external resistors
- Protection Features: Thermal shutdown circuitry, crossover-current protection, and undervoltage lockout
The A4984 facilitates efficient and precise control over bipolar stepper motors, making it suitable for applications requiring fine motion control, such as 3D printers, robotics, and CNC machines.