A3977SLP
IC MTR DRV BIPOLR 3-5.5V 28TSSOPManufacturer: Allegro MicroSystems
Categories: Motor Drivers, Controllers
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Allegro MicroSystems A3977SLP is a bipolar stepper motor driver featuring DMOS technology. This fully integrated component combines control and power stages, offering a robust solution for precise motor control. The A3977SLP supports various step resolutions including full, half, 1/4, and 1/8 steps, facilitating optimized performance for demanding applications. It operates with a supply voltage range of 3V to 5.5V and can drive loads up to 35V. The device delivers an output current of 2.5A and features four half-bridge output configurations. Packaged in a 28-TSSOP-EP with an exposed pad for enhanced thermal management, this surface-mount component is designed for operation in temperatures ranging from -20°C to 150°C (TJ). It is commonly utilized in general-purpose applications across various industries requiring accurate motion control.
Additional Information
Series: -RoHS Status: RoHS non-compliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: TubeDatasheet:Download Free CAD Model:
Technical Details:
| Packaging | Tube |
| Package / Case | 28-TSSOP (0.173"", 4.40mm Width) Exposed Pad |
| Mounting Type | Surface Mount |
| Function | Driver - Fully Integrated, Control and Power Stage |
| Current - Output | 2.5A |
| Interface | Logic |
| Operating Temperature | -20°C ~ 150°C (TJ) |
| Output Configuration | Half Bridge (4) |
| Voltage - Supply | 3V ~ 5.5V |
| Applications | General Purpose |
| Technology | DMOS |
| Voltage - Load | 8V ~ 35V |
| Supplier Device Package | 28-TSSOP-EP |
| Motor Type - Stepper | Bipolar |
| Motor Type - AC, DC | - |
| Step Resolution | 1, 1/2, 1/4, 1/8 |
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