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DRV8814PWPR
+BOMIC MOTOR DRIVER 8V-45V 28HTSSOP
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Nhà sản xuấtTexas Dụng cụ
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Ông. Phần #DRV8814PWPR
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Gói HTSSOP (PWP)-28
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Có sẵn2459
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| MotorType-ACDC | Brushed DC |
| Function | Driver - Fully Integrated, Control and Power Stage |
| OutputConfiguration | Half Bridge (4) |
| Interface | Parallel |
| Technology | Power MOSFET |
| Applications | General Purpose |
| Current-Output | 1.75A |
| Voltage-Supply | 8V ~ 45V |
| Voltage-Load | 8V ~ 45V |
| OperatingTemperature | -40°C ~ 150°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 28-PowerTSSOP (0.173, 4.40mm Width) |
Tổng quan
Description
Key features include configurable current control with adjustable off-time, which is useful for limiting the current through the motor coils. The device also boasts built-in protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout to enhance reliability and prevent damage. The DRV8814PWPR integrates easily into microcontroller-based designs due to its simple control interface, which accepts PWM and logic inputs for precise motor speed and direction control. It is commonly used in printers, robotics, and other automated systems requiring robust and reliable motor control solutions.
Equivalent
1. DRV8833: Similar dual H-bridge driver for low-voltage applications.
2. L298N: A widely used dual H-bridge motor driver.
3. TB6612FNG: Another dual H-bridge driver with similar features.
4. A4950: A dual full-bridge DMOS PWM motor driver.
These alternatives may vary in terms of features, voltage ratings, and current capacities, so ensure to check specific requirements and datasheets for compatibility.
Features
1. Wide Voltage Range: Supports a supply voltage range from 8.2V to 45V, allowing flexibility in power supply options.
2. Output Current: Capable of delivering up to 2.5A continuous current per H-bridge, suitable for driving medium-sized motors.
3. Integrated Protection: Provides robust protection features like overcurrent protection (OCP), overtemperature shutdown, and undervoltage lockout (UVLO) to prevent damage under fault conditions.
4. PWM Control: Supports pulse-width modulation (PWM) for precise speed and torque control of motors.
5. Low RDS(on): Features low on-resistance for efficient power delivery and reduced heat generation.
6. Thermal Management: Offers thermal shutdown protection and an exposed thermal pad for enhanced heat dissipation.
7. Flexible Interface: Compatible with standard logic interfaces, making it easy to integrate with microcontrollers.
This motor driver is ideal for applications requiring reliable motor control with built-in protection mechanisms.
Pinout
Key features include:
- Pin Count: 28 pins
- Voltage Range: Operates from 8.2 V to 45 V
- Functionality: Capable of driving two DC motors or a single stepper motor. It supports up to 3.5 A of continuous current per H-bridge with peak currents up to 5 A.
- Control Interface: The device can be controlled using simple PWM signals. It features built-in protection for overcurrent, overtemperature, and undervoltage conditions.
- Applications: Suitable for printers, robotics, industrial automation, and more.
The specific pin functions include power supply pins, motor output pins, control input pins, and ground pins, among others. The PowerPAD enhances thermal performance, allowing for efficient heat dissipation.