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| Parameters | |
|---|---|
| Factory Lead Time | 11 Weeks |
| Packaging | Cut Tape (CT) |
| Published | 2014 |
| Pbfree Code | yes |
| Part Status | Active |
| Moisture Sensitivity Level (MSL) | 2 (1 Year) |
| Number of Terminations | 28 |
| Length | 9.7mm |
| RoHS Status | ROHS3 Compliant |
| Number of Pins | 28 |
| Additional Feature | ALSO OPERATES WITH THE RANGE OF 5V-50V SUPPLY |
| Package / Case | 28-TSSOP (0.173, 4.40mm Width) Exposed Pad |
| Interface | Parallel |
| Width | 4.4mm |
| Mounting Type | Surface Mount |
| Operating Temperature | -20°C~150°C TJ |
| Technology | Power MOSFET |
| Height Seated (Max) | 1.2mm |
| HTS Code | 8542.39.00.01 |
| JESD-609 Code | e3 |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Position | QUAD |
| Terminal Form | NO LEAD |
| Peak Reflow Temperature (Cel) | 260 |
| Supply Voltage | 24V |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| Base Part Number | A4915M |
| Surface Mount | YES |
| Terminal Pitch | 0.65mm |
| Supply Voltage-Min (Vsup) | 3V |
| Subcategory | Motion Control Electronics |
| Qualification Status | Not Qualified |
| Power Supplies | 24V |
| Supply Voltage-Max (Vsup) | 5.5V |
| Analog IC - Other Type | BRUSHLESS DC MOTOR CONTROLLER |
| Applications | General Purpose |
| Supply Current-Max (Isup) | 24mA |
| Output Configuration | Pre-Driver - Half Bridge |
| Function | Controller - Commutation, Direction Management |
| Voltage - Supply | 3V~5.5V |
| Voltage - Load | 5V~50V |
| Motor Type - AC, DC | Brushless DC (BLDC) |
Product Description: A4915MLPTR-T
The A4915MLPTR-T is a high-performance, full-bridge motor driver IC manufactured by Allegro MicroSystems. It is designed to control and drive DC brushed motors and stepper motors with high precision and efficiency. The A4915MLPTR-T is a versatile motor driver that provides smooth and reliable motor control, making it suitable for various automotive, industrial, and consumer applications.
Features:
Full-Bridge Motor Driver: The A4915MLPTR-T is a full-bridge motor driver, which means it can drive two coils of a stepper motor or control the direction and speed of a DC brushed motor.
High Current Capability: It can handle high currents up to a certain limit, making it suitable for driving high-power motors.
Built-in Protection: The motor driver includes protection features such as thermal shutdown, overcurrent protection, and under-voltage lockout to safeguard the IC and the motor from damage due to fault conditions.
Low Power Dissipation: The A4915MLPTR-T is designed with low power dissipation, contributing to improved efficiency and reduced heat generation.
Microstepping Capability: For stepper motor applications, the motor driver supports microstepping, allowing for smoother and more precise motor control.
Adjustable Current Control: The A4915MLPTR-T allows for adjustable current control, enabling users to optimize motor performance and power consumption.
PWM Control: It supports Pulse Width Modulation (PWM) control, which enables variable speed control of the motor.
Applications:
The A4915MLPTR-T motor driver is commonly used in various applications that require accurate and efficient motor control. Some of the typical applications include:
Automotive Systems: The motor driver is used in automotive applications for controlling fans, windshield wipers, mirrors, and other motors.
Industrial Automation: It is employed in industrial automation systems to drive actuators, conveyor belts, and other motor-driven machinery.
Robotics: The motor driver is used in robotics for precise control of robotic arms and movement mechanisms.
CNC Machines: It finds application in Computer Numerical Control (CNC) machines to control the movement of the cutting tool and workpiece.
Consumer Electronics: The A4915MLPTR-T is used in various consumer electronics products such as printers, scanners, and home appliances for motor control.
Medical Devices: It is used in medical devices that require precise motor control, such as infusion pumps and medical imaging equipment.
Surveillance Systems: The motor driver is used in motorized surveillance systems, including pan-tilt-zoom (PTZ) cameras.
In summary, the A4915MLPTR-T is a high-performance full-bridge motor driver IC with features like high current capability, built-in protection, and adjustable current control. Its microstepping capability allows for smooth and accurate motor control in stepper motor applications. The A4915MLPTR-T is widely used in automotive, industrial, and consumer applications where precise and efficient motor control is essential for optimal system performance.
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