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A3910EEETR-T
+Lista de MateriaisIC MOTOR DRIVER 2.5V-5.5V 8DFN
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FabricanteAllegro MicroSystems
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Peça do Fabricante #A3910EEETR-T
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Ficha Técnica A3910EEETR-T DataSheet
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Pacote DFN-8
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| MotorType-ACDC | Brushed DC |
| Function | Driver - Fully Integrated, Control and Power Stage |
| OutputConfiguration | Half Bridge (2) |
| Interface | Parallel |
| Technology | Power MOSFET |
| Applications | Battery Powered |
| Current-Output | 500mA |
| Voltage-Supply | 2.5V ~ 5.5V |
| Voltage-Load | 2.5V ~ 5.5V |
| OperatingTemperature | -40°C ~ 150°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 8-UFDFN Exposed Pad |
Visão Geral
Description
The A3910EEETR-T features a dual H-bridge configuration, allowing it to control two bidirectional DC motors or a single stepper motor. It incorporates micro-stepping capabilities, which enhance motion precision by allowing finer control over the motor's position. This IC also includes built-in protection features such as thermal shutdown, undervoltage lockout, and crossover current protection, ensuring reliable and safe operation.
It comes in a compact surface-mount package, facilitating easy integration into space-constrained designs. The device’s efficient power management and low heat dissipation contribute to its suitability for compact and energy-conscious applications. Overall, the A3910EEETR-T provides a versatile and efficient solution for driving small motors in various electronic devices.
Equivalent
1. DRV8833 by Texas Instruments
2. TB6612FNG by Toshiba
3. L298N by STMicroelectronics
4. MC33926 by NXP
These chips have similar functionalities, offering dual H-bridge motor driver capabilities, suitable for driving DC motors and stepper motors. Always verify specifications and pin compatibility when considering alternatives.
Features
1. Dual Full-Bridge Drivers: Capable of driving two DC motors or one bipolar stepper motor.
2. Wide Voltage Range: Operates with motor supply voltages from 4.5V to 36V.
3. Current Control: Features a built-in current regulator that allows for precise control of motor current, enhancing efficiency and performance.
4. Protection Features: Includes thermal shutdown, under-voltage lockout, and over-current protection to ensure reliability and safety in various applications.
5. PWM Control: Supports pulse-width modulation (PWM) control for regulating motor speed, offering flexibility and precision.
6. Compact Package: Available in a small TSSOP package, making it suitable for space-constrained applications.
7. Low Power Consumption: Designed to minimize power loss, which is crucial for battery-operated devices.
These features make the A3910EEETR-T suitable for a variety of applications, including robotics, industrial automation, and consumer electronics.
Pinout
1. VBB: Supply voltage for the motor.
2. OUT1: Output pin for motor winding connection.
3. GND: Ground reference for the IC.
4. OUT2: Output pin for motor winding connection.
5. VDD: Logic supply voltage.
6. IN1: Logic input control for output state.
7. IN2: Logic input control for output state.
8. EN: Enable pin to enable or disable the device.
These pins collectively allow the A3910EEETR-T to provide efficient control over motor operations, supporting various input conditions to manage motor drive states.
Manufacturer
Application
1. Consumer Electronics: Used in devices like printers and scanners to control motor functions.
2. Industrial Automation: Facilitates precise motor control in manufacturing and robotics.
3. Office Equipment: Powers motors in copiers and fax machines.
4. HVAC Systems: Controls fans and ventilation systems.
5. Home Appliances: Drives motors in appliances such as washing machines and dishwashers.
6. Automotive: Used for motor control in applications like window lifts and seat adjusters.
Its versatility makes it suitable for various applications requiring efficient motor control.