A3973SB
IC MTR DRV BIPOLR 4.5-5.5V 24DIPManufacturer: Allegro MicroSystems
Categories: Motor Drivers, Controllers
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Allegro MicroSystems A3973SB is a bipolar stepper motor driver IC. This fully integrated component features a DMOS output stage and serial interface for control. Designed for through-hole mounting in a 24-DIP package, the A3973SB operates with a supply voltage range of 4.5V to 5.5V and supports load voltages up to 35V. It provides an output current of 1A and is capable of driving bipolar stepper motors with step resolutions from 1 to 1/64. The output configuration includes four half bridges. This device is suitable for general-purpose applications across various industries requiring precise motor control. The operating temperature range is -20°C to 150°C (TJ).
Additional Information
Series: -RoHS Status: RoHS non-compliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: TubeDownload Free CAD Model:
Technical Details:
| Packaging | Tube |
| Package / Case | 24-PowerDIP (0.300"", 7.62mm) |
| Mounting Type | Through Hole |
| Function | Driver - Fully Integrated, Control and Power Stage |
| Current - Output | 1A |
| Interface | Serial |
| Operating Temperature | -20°C ~ 150°C (TJ) |
| Output Configuration | Half Bridge (4) |
| Voltage - Supply | 4.5V ~ 5.5V |
| Applications | General Purpose |
| Technology | DMOS |
| Voltage - Load | 15V ~ 35V |
| Supplier Device Package | 24-DIP |
| Motor Type - Stepper | Bipolar |
| Motor Type - AC, DC | - |
| Step Resolution | 1 ~ 1/64 |
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