DRV8701PRGER

Product Overview

Category: Integrated Circuit (IC)

Use: Motor Driver

Characteristics: - High-performance motor driver - Designed for brushed DC motors - Provides bidirectional control of one motor or unidirectional control of two motors - Supports a wide range of motor voltages and currents - Offers advanced protection features for safe operation

Package: QFN (Quad Flat No-Lead)

Essence: The DRV8701PRGER is a highly efficient motor driver IC that enables precise control of brushed DC motors. It is widely used in various applications requiring motor control, such as robotics, industrial automation, automotive systems, and consumer electronics.

Packaging/Quantity: The DRV8701PRGER is available in a QFN package and is typically sold in reels containing a specified quantity of ICs.

Specifications

• Operating Voltage Range: 6V to 45V
• Maximum Continuous Current: 3.5A
• Peak Current: 7A
• Number of Outputs: 1
• Control Interface: PWM, SPI, or Parallel
• Fault Protection Features: Overcurrent, Overtemperature, Undervoltage, and Short Circuit

Pin Configuration

The DRV8701PRGER has the following pin configuration:

1. VCP - Charge Pump Capacitor Connection
2. GND - Ground
3. VCC - Logic Supply Voltage
4. VM - Motor Supply Voltage
5. OUT - Motor Output
6. IN1 - Input 1
7. IN2 - Input 2
8. nFAULT - Fault Indicator
9. nSLEEP - Sleep Mode Control
10. SLP - Sleep Mode Control
11. CS - Current Sense
12. RS - Sense Resistor Connection
13. SPI - Serial Peripheral Interface
14. PWM - Pulse Width Modulation Input

Functional Features

• Bidirectional control of one motor or unidirectional control of two motors
• Adjustable current limit for precise motor control
• Fault protection features ensure safe operation and prevent damage to the motor and driver IC
• Sleep mode functionality for power-saving operation
• Multiple control interface options (PWM, SPI, or Parallel) for flexibility in system integration

Advantages and Disadvantages

Advantages: - High-performance motor control with efficient power conversion - Wide operating voltage and current range for versatile applications - Advanced fault protection features for enhanced safety - Compact QFN package for space-constrained designs - Multiple control interface options for easy integration

Disadvantages: - Limited to brushed DC motor control only - Requires external sense resistor for current sensing - Higher cost compared to basic motor driver solutions

Working Principles

The DRV8701PRGER operates by receiving control signals from a microcontroller or other control circuitry. It converts these signals into appropriate voltage and current levels to drive the connected brushed DC motor. The motor direction and speed are controlled by adjusting the input signals provided to the IN1 and IN2 pins.

The IC incorporates various protection features such as overcurrent, overtemperature, undervoltage, and short circuit detection. These protections ensure the motor and driver remain safe during operation and prevent any potential damage.

Detailed Application Field Plans

The DRV8701PRGER finds extensive use in the following application fields:

1. Robotics: Used for precise motor control in robotic arms, mobile robots, and drones.
2. Industrial Automation: Enables motor control in conveyor systems, CNC machines, and industrial robots.
3. Automotive Systems: Utilized in electric power steering, window regulators, and seat adjustment mechanisms.
4. Consumer Electronics: Integrated into home appliances, gaming consoles, and camera systems for motorized functions.

Detailed and Complete Alternative Models

1. DRV8702PRGER: Similar to DRV8701PRGER but supports two motors instead of one.
2. DRV8703PRGER: Provides additional features such as integrated current sensing and diagnostics.
3. DRV8704PRGER: Offers higher current handling capability for demanding motor control applications.

These alternative models provide similar functionality with slight variations to cater to specific application requirements.

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