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| Part Number | A3979SLPTR-T | A3979SLPTR |
| Manufacturer | Allegro MicroSystems | Allegro MicroSystems |
| Series | - | - |
| Package/Case | 28-TSSOP (0.173", 4.40mm Width) Exposed Pad | 28-TSSOP (0.173", 4.40mm Width) Exposed Pad |
| Packaging | Tape & Reel (TR) | Tape & Reel (TR) |
| Product Status | Active | Obsolete |
| Motor Type - Stepper | Bipolar | Bipolar |
| Motor Type - AC, DC | - | - |
| Function | Driver - Fully Integrated, Control and Power Stage | Driver - Fully Integrated, Control and Power Stage |
| Output Configuration | Half Bridge (4) | Half Bridge (4) |
| Interface | Logic | Logic |
| Technology | DMOS | DMOS |
| Step Resolution | 1, 1/2, 1/4, 1/16 | 1, 1/2, 1/4, 1/16 |
| Applications | General Purpose | General Purpose |
| Current - Output | 2.5A | 2.5A |
| Voltage - Supply | 3V ~ 5.5V | 3V ~ 5.5V |
| Voltage - Load | 8V ~ 35V | 8V ~ 35V |
| Operating Temperature | -20°C ~ 150°C (TJ) | -20°C ~ 150°C (TJ) |
| Grade | - | - |
| Qualification | - | - |
| Mounting Type | Surface Mount | Surface Mount |
| Supplier Device Package | 28-TSSOP-EP | 28-TSSOP-EP |
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