L6225PDTR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Motor Driver
• Characteristics: High voltage, high current, bipolar stepper motor driver
• Package: PowerSO-20 package
• Essence: A versatile motor driver IC designed for driving bipolar stepper motors in various applications.
• Packaging/Quantity: Available in tape and reel packaging, with 2500 units per reel.

Specifications

• Operating Voltage: 8V to 52V
• Output Current: Up to 2.8A per phase
• Output Voltage: Up to 52V
• Step Modes: Full, half, quarter, eighth, and sixteenth steps
• Protection Features: Thermal shutdown, overcurrent protection, undervoltage lockout

Pin Configuration

The L6225PDTR has a total of 20 pins. The pin configuration is as follows:

1. VCP - Charge pump capacitor connection
2. CP1 - Charge pump capacitor connection
3. CP2 - Charge pump capacitor connection
4. GND - Ground
5. VREF - Reference voltage output
6. REF - Reference voltage input
7. ISENSE1 - Current sense resistor connection for channel 1
8. IOUT1A - Output A for channel 1
9. IOUT1B - Output B for channel 1
10. VCC - Logic supply voltage
11. VCP - Charge pump capacitor connection
12. CP1 - Charge pump capacitor connection
13. CP2 - Charge pump capacitor connection
14. GND - Ground
15. VREF - Reference voltage output
16. REF - Reference voltage input
17. ISENSE2 - Current sense resistor connection for channel 2
18. IOUT2A - Output A for channel 2
19. IOUT2B - Output B for channel 2
20. VCC - Logic supply voltage

Functional Features

• High Voltage and Current Handling: The L6225PDTR is capable of handling high voltages up to 52V and currents up to 2.8A per phase, making it suitable for driving powerful stepper motors.
• Versatile Step Modes: It supports various step modes including full, half, quarter, eighth, and sixteenth steps, allowing fine control over motor movement.
• Protection Mechanisms: The IC incorporates thermal shutdown, overcurrent protection, and undervoltage lockout features to ensure safe operation and prevent damage to the motor or driver.

Advantages and Disadvantages

Advantages: - High voltage and current handling capability - Versatile step modes for precise motor control - Built-in protection mechanisms for safe operation

Disadvantages: - Limited to bipolar stepper motor applications - Requires external current sense resistors

Working Principles

The L6225PDTR operates by receiving control signals from a microcontroller or other control circuitry. These signals determine the desired motor movement and step mode. The IC then drives the connected bipolar stepper motor accordingly, providing the necessary voltage and current levels to achieve the desired motion.

Application Field Plans

The L6225PDTR can be used in various applications that require precise control of bipolar stepper motors. Some potential application fields include:

1. Robotics: Controlling the movement of robotic arms, legs, or other motorized components.
2. CNC Machines: Driving the stepper motors in computer numerical control (CNC) machines for accurate positioning and movement.
3. 3D Printers: Controlling the stepper motors responsible for moving the print head and build platform in 3D printers.
4. Automated Equipment: Driving motors in automated equipment such as conveyor systems, packaging machines, and assembly lines.

Alternative Models

• L6208PD
• L6207PD
• L6206PD
• L6205PD
• L6203PD

These alternative models offer similar functionality and can be considered as alternatives to the L6225PDTR depending on specific requirements and application needs.

Word count: 411 words