A3977SLP-T
IC MTR DRV BIPOLR 3-5.5V 28TSSOPManufacturer: Allegro MicroSystems
Categories: Motor Drivers, Controllers
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Allegro MicroSystems A3977SLP-T is a bipolar stepper motor driver featuring fully integrated control and power stages. This DMOS technology device operates with a supply voltage range of 3V to 5.5V and supports load voltages from 8V to 35V. The A3977SLP-T offers precise control with configurable step resolutions including full, half, 1/4, and 1/8 steps. It provides an output current capability of 2.5A and is packaged in a 28-TSSOP-EP (Exposed Pad) for efficient thermal management. The device is designed for surface mount applications and operates across an extended industrial temperature range of -20°C to 150°C. Its output configuration includes four half-bridge drivers, enabling versatile motor control. This component is commonly utilized in applications requiring efficient and accurate stepper motor actuation within consumer electronics, industrial automation, and automotive systems.
Additional Information
Series: -RoHS Status: ROHS3 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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