Allegro MicroSystems28-QFN (5x5)Yes
A4988SETTR-1
IC MTR DRV BIPOLAR 8-35V 28QFN
Category
Subcategory
PMIC - Motor Drivers, Controllers
Package
28-QFN (5x5)
Status
Active
Price available on request
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Parameters
| Parameter | Value |
|---|---|
| Brand | Allegro MicroSystems |
| Model | A4988SETTR-1 |
| Package / Case | 28-QFN (5x5) |
| Topology | Driver - Fully Integrated, Control and Power Stage |
| Current - Output | 2A |
| RoHS | Yes |
| Part Status | Active |
Application & Notes
A4988SETTR-1 by Allegro MicroSystems is a Driver - Fully Integrated, Control and Power Stage IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to N/A, output adjustable. The 28-QFN (5x5) package with surface mount mounting is standard for compact designs. Pay attention to input/output capacitor selection and PCB layout — switching regulators are sensitive to trace inductance.
📖 Technical Guides for A4988SETTR-1
All Technical Specifications
| Motor Type - Stepper | Bipolar |
| Function | Driver - Fully Integrated, Control and Power Stage |
| Output Configuration | Half Bridge (4) |
| Interface | Step/Direction |
| Step Resolution | 1 ~ 1/16 |
| Current - Output | 2A |
| Voltage - Supply | 8V ~ 35V |
| Operating Temperature | -20°C ~ 85°C |
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