A3940KLW-T
IC MOTOR DRIVER 7V-40V 28SOICManufacturer: Allegro MicroSystems
Categories: Motor Drivers, Controllers
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Allegro MicroSystems A3940KLW-T is a high-performance, automotive-grade dual full-bridge PWM motor driver IC. This component utilizes Power MOSFET technology for efficient control of brushed DC motors. Featuring a robust 7V to 40V supply voltage range and a 28-SOIC surface-mount package, the A3940KLW-T offers integrated commutation and direction management through a parallel interface. Its output configuration includes two pre-driver half bridges, enabling precise bidirectional motor control. The operating temperature range of -40°C to 135°C makes it suitable for demanding automotive applications, including advanced driver-assistance systems (ADAS) and electric power steering (EPS).
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-SOIC (0.295"", 7.50mm Width) |
| Mounting Type | Surface Mount |
| Function | Controller - Commutation, Direction Management |
| Current - Output | - |
| Interface | Parallel |
| Operating Temperature | -40°C ~ 135°C (TA) |
| Output Configuration | Pre-Driver - Half Bridge (2) |
| Voltage - Supply | 7V ~ 40V |
| Applications | - |
| Technology | Power MOSFET |
| Voltage - Load | - |
| Supplier Device Package | 28-SOIC |
| Motor Type - Stepper | - |
| Motor Type - AC, DC | Brushed DC |
| Step Resolution | - |
| Grade | Automotive |
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