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A3941KLPTR-T
+BOMIC MOTOR DRIVER 5.5V-50V 28TSSOP
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ManufacturerAllegro MicroSystems
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Mfr. Part #A3941KLPTR-T
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Datasheet A3941KLPTR-T DataSheet
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Package TSSOP-28
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In Stock3951
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Specifications
| Attribute | Value |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| MotorType-ACDC | Brushed DC |
| Function | Controller - Commutation, Direction Management |
| OutputConfiguration | Pre-Driver - Half Bridge (2) |
| Interface | PWM |
| Technology | Power MOSFET |
| Applications | Automotive |
| Voltage-Supply | 5.5V ~ 50V |
| OperatingTemperature | -40°C ~ 150°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 28-TSSOP (0.173, 4.40mm Width) Exposed Pad |
Overview
Description
Equivalent
1. TI's DRV8871 - A DC motor driver.
2. STMicroelectronics' L298N - A dual full-bridge driver.
3. Infineon's BTN7971B - A fully integrated high current H-bridge.
When selecting an equivalent, consider voltage, current ratings, and specific application features to ensure compatibility.
Features
1. Bridge Driver Configuration: It provides full-bridge motor control, suitable for driving DC motors or other inductive loads.
2. Operating Voltage: The IC supports a broad operating voltage range, enhancing its applicability in various environments.
3. Protection Features: It includes built-in protection mechanisms such as over-current, over-temperature, and under-voltage lockout, ensuring safe and reliable operation.
4. Control Interface: The device supports PWM (Pulse Width Modulation) control, allowing precise control of motor speed and direction.
5. Current Sensing: It offers current feedback for monitoring motor load conditions, which is essential for maintaining optimal performance.
6. Low Power Consumption: The design emphasizes energy efficiency, making it suitable for battery-powered applications.
7. Package Type: The IC is available in a compact package, facilitating space-saving designs.
These features make the A3941KLPTR-T a versatile and robust solution for various motor control applications.
Pinout
1. PWM Control: Allows precise speed and torque control of the motor.
2. MOSFET Gate Drive: Capable of driving external N-channel MOSFETs.
3. Protection Features: Includes undervoltage lockout, overcurrent protection, and thermal shutdown.
4. Diagnostics: Provides fault reporting features for enhanced reliability.
The exact pin configuration and functions should be referenced from the official datasheet for detailed electrical characteristics and specific pin assignments, which can include power supply pins, ground pins, input/output control pins, and fault diagnostic outputs. For the most accurate and comprehensive information, consulting the datasheet from the manufacturer is recommended.
Manufacturer
Application
1. Automotive systems like window lifts, seat adjustments, and HVAC actuators.
2. Industrial automation for controlling small motors in robotic arms or conveyor systems.
3. Consumer electronics for precise motor control in devices like printers or scanners.
4. HVAC systems for fan and blower control.
5. Electric power tools that require efficient and reliable motor operation.
Its versatility in motor control functions makes it suitable for any application requiring efficient DC motor operation.