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DRV8702DQRHBTQ1
Product Overview
Category: Integrated Circuit (IC)
Use: Motor Driver
Characteristics: - High-performance motor driver IC - Designed for brushed DC motors - Provides bidirectional control of a single motor or unidirectional control of two motors - Suitable for automotive applications
Package: QFN (Quad Flat No-Lead) package
Essence: The DRV8702DQRHBTQ1 is a high-performance motor driver IC designed for controlling brushed DC motors in automotive applications. It offers bidirectional control of a single motor or unidirectional control of two motors.
Packaging/Quantity: The DRV8702DQRHBTQ1 is available in a QFN package and is typically sold in reels or tubes.
Specifications
- Operating Voltage Range: 6V to 45V
- Output Current: Up to 3.5A continuous (per channel)
- Peak Output Current: Up to 7A (per channel)
- Number of Channels: 2
- Control Interface: Parallel, PWM, or SPI
- Fault Protection Features: Overcurrent, Overtemperature, Undervoltage, and Short-Circuit Protection
Pin Configuration
The DRV8702DQRHBTQ1 has the following pin configuration:
- VCP - Charge pump output voltage
- GND - Ground
- IN1 - Input 1 for motor control
- IN2 - Input 2 for motor control
- OUT1 - Output 1 for motor control
- OUT2 - Output 2 for motor control
- VCC - Logic supply voltage
- SLP - Sleep mode control input
- CS - Current sense output
- VREF - Reference voltage for current sense
Functional Features
- Bidirectional control of a single motor or unidirectional control of two motors
- Adjustable current limit and dead time
- Sleep mode for power saving
- Fault protection features for safe operation
- Flexible control interface options (parallel, PWM, or SPI)
Advantages and Disadvantages
Advantages: - High-performance motor driver suitable for automotive applications - Bidirectional control capability - Adjustable current limit and dead time for optimized motor control - Fault protection features ensure safe operation
Disadvantages: - Limited to brushed DC motor control - Requires external components for proper operation
Working Principles
The DRV8702DQRHBTQ1 operates by receiving control signals from a microcontroller or other control circuitry. It amplifies and regulates these signals to drive the connected brushed DC motor(s) in the desired direction and speed. The adjustable current limit and dead time settings allow for precise control of the motor's performance.
Detailed Application Field Plans
The DRV8702DQRHBTQ1 is commonly used in various automotive applications, including:
- Electric power steering systems
- HVAC blowers and fans
- Window lift and seat adjustment mechanisms
- Sunroof control
- Mirror adjustment systems
Detailed and Complete Alternative Models
- DRV8701 - Single-channel motor driver IC with similar specifications and features.
- DRV8703 - Three-channel motor driver IC for more complex motor control applications.
- DRV8704 - Four-channel motor driver IC for driving multiple motors simultaneously.
These alternative models offer similar functionality and can be considered as alternatives to the DRV8702DQRHBTQ1 depending on specific application requirements.
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10 domande e risposte comuni relative all'applicazione di DRV8702DQRHBTQ1 nelle soluzioni tecniche
Sure! Here are 10 common questions and answers related to the application of DRV8702DQRHBTQ1 in technical solutions:
1. What is the DRV8702DQRHBTQ1? - The DRV8702DQRHBTQ1 is a motor driver IC designed for driving brushed DC motors or solenoids.
2. What is the maximum voltage and current it can handle? - The DRV8702DQRHBTQ1 can handle a maximum voltage of 45V and a continuous current of 3.5A.
3. What type of motors can be driven using this IC? - This IC can drive brushed DC motors, including both permanent magnet and wound field types.
4. Does it support bidirectional control? - Yes, the DRV8702DQRHBTQ1 supports bidirectional control, allowing you to control the motor's direction of rotation.
5. Can it handle PWM signals for speed control? - Yes, the DRV8702DQRHBTQ1 has built-in PWM inputs that allow you to control the motor's speed using pulse width modulation.
6. Is it compatible with microcontrollers and other digital control systems? - Yes, the DRV8702DQRHBTQ1 can be easily interfaced with microcontrollers and other digital control systems through its SPI interface.
7. Does it have built-in protection features? - Yes, the DRV8702DQRHBTQ1 includes various protection features such as overcurrent protection, undervoltage lockout, and thermal shutdown.
8. Can it operate in high-temperature environments? - Yes, the DRV8702DQRHBTQ1 is designed to operate in a wide temperature range from -40°C to 150°C, making it suitable for high-temperature applications.
9. What is the typical efficiency of this motor driver? - The DRV8702DQRHBTQ1 has a typical efficiency of around 90%, ensuring efficient power conversion and minimizing power losses.
10. Are there any evaluation boards or reference designs available for this IC? - Yes, Texas Instruments provides evaluation boards and reference designs for the DRV8702DQRHBTQ1, which can help you get started with your motor control application.
Please note that these answers are general and may vary depending on the specific application and implementation. It's always recommended to refer to the datasheet and application notes for detailed information.