TB67S265FTG,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 control and drive bipolar stepper motors efficiently.
• Packaging/Quantity: Available in tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

• Operating Voltage: 8V to 40V
• Output Current: Up to 2.5A per phase
• Microstepping: Supports up to 1/32 microstepping
• Protection Features: Overcurrent protection, thermal shutdown, and undervoltage lockout
• Control Interface: Step and direction inputs, enable input, and fault output

Detailed Pin Configuration

The TB67S265FTG,EL IC has the following pin configuration:

1. VCC - Power supply voltage
2. GND - Ground reference
3. IN1 - Input for controlling motor direction
4. IN2 - Input for controlling motor direction
5. MODE0 - Microstepping mode selection bit
6. MODE1 - Microstepping mode selection bit
7. RESET - Reset input
8. FAULT - Fault output indicating overcurrent or thermal shutdown
9. ENABLE - Enable input for motor control
10. OUT1 - Output for driving one phase of the stepper motor
11. OUT2 - Output for driving one phase of the stepper motor
12. OUT3 - Output for driving one phase of the stepper motor
13. OUT4 - Output for driving one phase of the stepper motor
14. VREF - Reference voltage for motor current control

Functional Features

• Efficiently drives bipolar stepper motors with high voltage and high current requirements.
• Supports microstepping up to 1/32, allowing for smoother motor motion and reduced noise.
• Provides protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout.
• Offers a control interface with step and direction inputs, enable input, and fault output.

Advantages and Disadvantages

Advantages: - High voltage and current capability suitable for demanding applications. - Microstepping support allows for precise motor control and smoother motion. - Protection features ensure safe operation and prevent damage to the IC and motor.

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

Working Principles

The TB67S265FTG,EL operates by receiving step and direction signals from a controller. It converts these signals into appropriate current levels to drive the connected bipolar stepper motor. The microstepping mode can be selected using the MODE0 and MODE1 pins, enabling finer control of motor movement. The IC incorporates protection features to safeguard against overcurrent, thermal issues, and undervoltage conditions.

Detailed Application Field Plans

The TB67S265FTG,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: Employed in computer numerical control (CNC) machines for accurate tool positioning and motion control.
3. 3D Printers: Integrated into 3D printers to control the movement of print heads and build platforms.
4. Industrial Automation: Utilized in automated machinery for controlling conveyor belts, actuators, and other motion systems.

Detailed and Complete Alternative Models

1. DRV8825 - Another popular bipolar stepper motor driver IC with similar specifications and features.
2. A4988 - Widely used bipolar stepper motor driver IC with adjustable current control and microstepping support.
3. L298N - Dual H-bridge motor driver IC capable of driving both bipolar and unipolar stepper motors.

These alternative models offer similar functionality and can be considered as alternatives to the TB67S265FTG,EL depending on specific requirements and availability.

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