TB67S289FTG,EL

Product Overview

• Category: Integrated Circuit (IC)
• Use: Motor Driver
• Characteristics: High voltage, high current, bipolar stepper motor driver
• Package: QFN (Quad Flat No-leads) package
• Essence: This IC is designed to drive bipolar stepper motors efficiently and reliably.
• Packaging/Quantity: Available in tape and reel packaging, with 2500 units per reel.

Specifications

• Operating Voltage: 10V - 50V
• Output Current: Up to 4.5A per phase
• Microstepping: Full-step, half-step, quarter-step, eighth-step, sixteenth-step, and thirty-second step modes supported
• Protection Features: Overcurrent protection, thermal shutdown, and undervoltage lockout
• Control Interface: Step and direction inputs, enable input, and fault output

Detailed Pin Configuration

The TB67S289FTG,EL IC has the following pin configuration:

1. VREF: Reference voltage for motor current control
2. OUT1A: Output A of Phase 1
3. OUT1B: Output B of Phase 1
4. GND: Ground
5. VCC: Logic power supply voltage
6. OUT2A: Output A of Phase 2
7. OUT2B: Output B of Phase 2
8. MODE0: Microstep resolution selection bit 0
9. MODE1: Microstep resolution selection bit 1
10. RESET: Reset input
11. SLEEP: Sleep mode control input
12. ENABLE: Enable input
13. STEP: Step input
14. DIR: Direction input
15. FAULT: Fault output
16. VM: Motor power supply voltage

Functional Features

• High voltage and high current capability for driving bipolar stepper motors.
• Support for various microstepping modes, allowing smooth and precise motor control.
• Built-in protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout ensure safe operation.
• Flexible control interface with step and direction inputs, enable input, and fault output.

Advantages and Disadvantages

Advantages: - High voltage and current ratings make it suitable for demanding applications. - Wide range of microstepping modes provide precise control over motor movement. - Integrated protection features enhance safety and reliability. - Compact QFN package allows for space-efficient designs.

Disadvantages: - Limited to driving bipolar stepper motors only. - Requires external components for power supply and motor connections.

Working Principles

The TB67S289FTG,EL operates by receiving step and direction signals from a controller. It generates the necessary drive signals to control the current flowing through the motor windings, enabling precise control over the motor's rotation. The microstepping feature allows for smoother motion and finer positioning. The IC also incorporates protection mechanisms to prevent damage due to overcurrent, overheating, or low voltage conditions.

Detailed Application Field Plans

The TB67S289FTG,EL is commonly used in various applications that require precise control of bipolar stepper motors. Some typical application fields include:

1. Robotics: Used in robotic systems for controlling joint movements and precise positioning.
2. CNC Machines: Enables accurate control of stepper motors in computer numerical control (CNC) machines for tasks like milling, cutting, and engraving.
3. 3D Printers: Provides precise control over the movement of print heads and build platforms in 3D printers.
4. Automated Equipment: Used in automated equipment and machinery for controlling linear and rotary motion.
5. Industrial Automation: Applied in industrial automation systems for tasks like conveyor belt control, material handling, and assembly line operations.

Detailed and Complete Alternative Models

1. A4988: Another popular bipolar stepper motor driver IC with similar features.
2. DRV8825: High-current stepper motor driver with advanced microstepping capabilities.
3. L298N: Dual H-bridge motor driver IC suitable for driving both stepper and DC motors.
4. TMC2209: Silent stepper motor driver with advanced features like stealthChop and stallGuard.

These alternative models offer different specifications and features, allowing users to choose the most suitable option based on their specific requirements.

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