DRV8860PWPR

Product Overview

Category: Integrated Circuit (IC)

Use: Motor Driver

Characteristics: - High-performance motor driver - Designed for driving brushed DC motors - Supports bidirectional control of a single motor or unidirectional control of two motors - Provides high current drive capability - Offers various protection features for safe operation

Package: TSSOP (Thin Shrink Small Outline Package)

Essence: The DRV8860PWPR is a highly efficient motor driver IC that enables precise control and reliable operation of brushed DC motors in various applications.

Packaging/Quantity: The DRV8860PWPR is available in a TSSOP package. It is typically sold in reels containing 2500 units.

Specifications

• Operating Voltage Range: 2.7V to 5.5V
• Output Current: Up to 1.5A per channel
• Number of Channels: 1 (bidirectional control) or 2 (unidirectional control)
• Control Interface: Parallel, PWM, or I2C
• Protection Features: Overcurrent, Overtemperature, Undervoltage Lockout (UVLO), and Fault Reporting

Detailed Pin Configuration

The DRV8860PWPR has a total of 20 pins. The pin configuration is as follows:

1. VCP - Charge Pump Capacitor Positive Terminal
2. VM - Motor Supply Voltage
3. GND - Ground
4. VREF - Reference Voltage Output
5. SDA - I2C Serial Data Input/Output
6. SCL - I2C Serial Clock Input
7. FAULT - Fault Indicator Output
8. EN - Enable Input
9. IN1 - Motor Input 1
10. IN2 - Motor Input 2
11. OUT1 - Motor Output 1
12. OUT2 - Motor Output 2
13. VCP - Charge Pump Capacitor Negative Terminal
14. NC - No Connection
15. NC - No Connection
16. NC - No Connection
17. NC - No Connection
18. NC - No Connection
19. NC - No Connection
20. NC - No Connection

Functional Features

• Bidirectional or unidirectional motor control
• Adjustable current limit for each channel
• Integrated charge pump for low voltage operation
• Fault reporting and protection features for safe operation
• Flexible control interface options (parallel, PWM, or I2C)
• Low standby current consumption

Advantages and Disadvantages

Advantages: - High-performance motor driver with high current drive capability - Supports bidirectional control of a single motor or unidirectional control of two motors - Offers various protection features for safe operation - Flexible control interface options for easy integration into different systems - Low standby current consumption for power efficiency

Disadvantages: - Limited to driving brushed DC motors only - Requires external components for proper operation - Relatively small package size may require careful PCB layout design

Working Principles

The DRV8860PWPR operates by receiving control signals from an external microcontroller or control circuitry. It amplifies and regulates these signals to drive the connected brushed DC motor(s) in the desired direction and speed. The integrated charge pump ensures efficient operation even at low supply voltages. The protection features monitor the motor's current, temperature, and voltage levels to prevent damage and ensure safe operation.

Detailed Application Field Plans

The DRV8860PWPR is suitable for a wide range of applications that require precise control of brushed DC motors. Some potential application fields include:

1. Robotics: Controlling motorized joints and actuators in robotic systems.
2. Automotive: Powering window regulators, seat adjustments, and HVAC systems.
3. Industrial Automation: Driving conveyor belts, pumps, and fans in manufacturing processes.
4. Home Appliances: Controlling motorized components in appliances like washing machines and dishwashers.
5. Medical Devices: Operating motorized equipment in medical devices such as infusion pumps and surgical instruments.

Detailed and Complete Alternative Models

1. DRV8833PWPR: Similar motor driver IC with lower current drive capability (up to 1A per channel).
2. DRV8871PWPR: Motor driver IC with higher current drive capability (up to 3.6A per channel) and additional protection features.
3. DRV8847PWPR: Motor driver IC with integrated H-bridge configuration for bidirectional control of a single motor.

These alternative models offer different specifications and features to cater to specific application requirements.

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