STK672-440AN-E

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STK672-440AN-E

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IC MOTOR DRIVER UNIPOLAR 19SIP

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Thông số kỹ thuật

thuộc tính Giá trị
Package Tube
ProductStatus Obsolete
MotorType-Stepper Unipolar
Function Driver - Fully Integrated, Control and Power Stage
OutputConfiguration Half Bridge (2)
Interface Parallel
Technology Power MOSFET
StepResolution 1, 1/2, 1/4, 1/8, 1/16
Applications General Purpose
Current-Output 3A
Voltage-Supply 4.75V ~ 5.25V
Voltage-Load 0V ~ 42V
OperatingTemperature 0°C ~ 105°C (TC)
MountingType Through Hole
Package/Case 19-SSIP Formed Leads

Tổng quan

Description

The STK672-440AN-E is a hybrid IC designed for use in unipolar or bipolar stepper motor applications. It is part of the STK672 series from ON Semiconductor, known for integrating a stepper motor driver with additional functionality to minimize external components. The device features a built-in microstepping controller, allowing it to deliver smoother motion and more precise positioning. It supports full, half, quarter, and eighth-step modes, catering to various performance requirements.
Key features include a compact package design, high output current capability, and overcurrent and overheat protection, ensuring reliability and durability in diverse operating conditions. The STK672-440AN-E operates over a wide voltage range, making it suitable for a broad array of industrial, robotics, and consumer electronics applications. Additionally, it incorporates a simple interface to connect with microcontrollers, reducing design complexity and facilitating integration. Overall, the STK672-440AN-E offers an efficient and reliable solution for driving stepper motors in applications requiring precision and control.

Equivalent

The STK672-440AN-E is a stepping motor driver. Equivalent products or alternatives might include:
1. Toshiba TB6600
2. Allegro A4988
3. DRV8825 by Texas Instruments
4. Sanken SI-7233
5. ON Semiconductor's NCV70521
These alternatives may vary in terms of specifications and features, so it is important to compare their datasheets to ensure compatibility with your specific application.

Features

The STK672-440AN-E is a highly integrated stepping motor driver IC designed for precise control of stepper motors. Key features include:
1. Microstepping Control: Supports microstepping up to 1/64 steps, providing smooth and precise motor movement.

2. Bipolar Stepper Motor Compatibility: Designed to drive bipolar stepper motors, suitable for various applications requiring precise motor control.
3. Built-in Translator: Simplifies the control of stepper motors by converting step and direction input signals into winding current patterns.
4. Current Control: Features a constant current control for efficient motor operation, reducing power consumption and heat generation.
5. Wide Operating Voltage: Operates within a wide voltage range, enhancing flexibility and compatibility with different systems.
6. Protection Functions: Includes over-temperature and overcurrent protection, ensuring durability and reliability.
7. Compact Package: Comes in a compact SIP package, saving space and simplifying design integration.
These features make the STK672-440AN-E suitable for applications like printers, scanners, and industrial automation requiring precise and efficient stepper motor control.

Pinout

The STK672-440AN-E is a stepper motor driver IC produced by ON Semiconductor. It typically comes in a SIP (Single In-line Package) with 18 pins. This IC is designed for driving two-phase stepper motors and incorporates a power DMOS transistor.
Here is a brief overview of its pin functions:
1. VBB: Supply voltage for the motor.
2. OUT1A, OUT1B, OUT2A, OUT2B: Outputs for connecting the stepper motor coils.
3. GND1, GND2: Ground connections.
4. VCC: Logic supply voltage.
5. CLOCK: Clock input for step control.
6. MODE1, MODE2: Inputs for setting the excitation mode.
7. ENABLE: Input for enabling or disabling the output.
8. RESETB: Reset input.
9. CW/CCW: Input to set the rotation direction.
10. MOI: Monitor output.
11. Vref: Reference voltage input for setting current.
12. NC: Not Connected.
The IC is capable of micro-stepping and offers protection features like over-current and over-temperature protection, making it suitable for various applications in automation and robotics.

Manufacturer

The STK672-440AN-E is a product manufactured by ON Semiconductor. ON Semiconductor, now known as onsemi, is a global semiconductor company that designs, manufactures, and markets a wide range of semiconductor components. These components include power and signal management, logic, discrete, and custom devices for various applications in the automotive, communications, computing, consumer, industrial, medical, and military/aerospace sectors. The company is recognized for its focus on energy-efficient electronics, innovation in power and signal management solutions, and commitment to sustainable practices in its operations.

Application

The STK672-440AN-E is a stepping motor driver IC typically used in applications requiring precise motor control. Common application areas include:
1. Office Automation Equipment: Printers, scanners, and copiers where precise motor control is essential.
2. Industrial Automation: CNC machines and robotic arms for accurate positioning and movement.
3. Medical Devices: Equipment like imaging devices and laboratory automation systems requiring precision.
4. Consumer Electronics: 3D printers and automated home appliances.
5. Automotive Systems: Electric power steering and other motor-driven components.
These applications benefit from the IC's ability to control stepper motors efficiently, providing smooth motion and high precision.

Package

The STK672-440AN-E is a hybrid IC (Integrated Circuit) package designed for use in motor driver applications. It typically comes in a SIP (Single In-line Package) format, which is a type of packaging where the pins are aligned in a single row, making it suitable for easy installation on circuit boards.

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