TB6560AHQ,8

Product Overview

• Category: Integrated Circuit (IC)
• Use: Motor Driver
• Characteristics: High voltage, high current, bipolar stepper motor driver
• Package: HQFP (Heat Sink Quad Flat Package)
• Essence: A versatile motor driver IC designed for controlling bipolar stepper motors.
• Packaging/Quantity: Available in a single package.

Specifications

• Operating Voltage: 10V - 35V
• Output Current: Up to 3.5A per phase
• Microstep Resolution: Full, half, quarter, eighth, and sixteenth steps
• Protection Features: Overcurrent protection, thermal shutdown, and undervoltage lockout

Pin Configuration

The TB6560AHQ,8 has the following pin configuration:

1. VCC1: Power supply for internal logic circuitry (5V)
2. GND1: Ground for internal logic circuitry
3. IN1: Input signal for motor coil A
4. IN2: Input signal for motor coil A
5. OUT1: Output for motor coil A
6. OUT2: Output for motor coil A
7. VREF1: Reference voltage for motor coil A current control
8. VCC2: Power supply for motor coil B (10V - 35V)
9. GND2: Ground for motor coil B
10. IN3: Input signal for motor coil B
11. IN4: Input signal for motor coil B
12. OUT3: Output for motor coil B
13. OUT4: Output for motor coil B
14. VREF2: Reference voltage for motor coil B current control
15. CP1: Capacitor connection for motor coil A current control
16. CP2: Capacitor connection for motor coil B current control
17. VREF3: Reference voltage for internal logic circuitry (5V)
18. GND3: Ground for internal logic circuitry

Functional Features

• Supports both full-step and microstep operation modes.
• Adjustable motor current through the reference voltage inputs.
• Built-in protection features ensure safe operation.
• Low power consumption in standby mode.

Advantages and Disadvantages

Advantages: - High voltage and current capability for driving powerful stepper motors. - Versatile microstepping options for smooth and precise motor control. - Integrated protection features enhance reliability and safety. - Compact HQFP package allows for easy integration into various applications.

Disadvantages: - Requires external components for proper operation, such as capacitors for current control. - Limited to bipolar stepper motor control only. - May require additional heat sinking for high current applications.

Working Principles

The TB6560AHQ,8 operates by receiving input signals from a controller and generating appropriate output signals to drive the motor coils. It utilizes a chopper driver technique to regulate the motor current, ensuring efficient operation and reducing power dissipation. The microstepping feature allows for smoother motion and improved positioning accuracy.

Application Field Plans

The TB6560AHQ,8 finds applications in various fields, including:

1. CNC (Computer Numerical Control) machines
2. Robotics
3. 3D printers
4. Automated equipment
5. Industrial automation systems

Alternative Models

Other alternative models that can be considered as replacements for the TB6560AHQ,8 include:

1. A4988
2. DRV8825
3. L298N
4. L6208
5. L6470

These models offer similar functionality and can be suitable alternatives depending on specific requirements.

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