L6472PD

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L6472PD

+BOM

IC MTR DRV BIPLR 3.3V/5V 36PWRSO

365 日間品質保証

7*24 日間の品質保証

90-時間単位のサービス保証

1日間のアフターサービス保証

仕様

属性
Package Tube
Series STSPIN L64
ProductStatus Active
MotorType-Stepper Bipolar
Function Driver - Fully Integrated, Control and Power Stage
OutputConfiguration Half Bridge (4)
Interface SPI
Technology DMOS
StepResolution 1 ~ 1/16
Applications General Purpose
Current-Output 3A
Voltage-Supply 3.3V, 5V
Voltage-Load 8V ~ 45V
OperatingTemperature -40°C ~ 150°C (TJ)
MountingType Surface Mount
Package/Case 36-BSSOP (0.433, 11.00mm Width) Exposed Pad

概要

Description

The L6472PD is a microstepping motor driver from STMicroelectronics, designed for driving bipolar stepper motors. It is part of the dSPIN family, which integrates advanced control and communication features for precise motion control in industrial and consumer applications. The L6472PD supports up to 128 microsteps per full step, allowing for smooth and accurate positioning.
Key features include a programmable voltage reference, current control, and a range of decay modes to enhance performance. It has a built-in motion engine that allows for configurable acceleration, deceleration, maximum speed, and holding current. The device communicates via an SPI interface, enabling flexible integration with microcontrollers and other digital systems.
Safety and diagnostic features such as over-current, over-temperature, and under-voltage lockout protection ensure reliable operation. The L6472PD is suitable for applications like robotics, automation, and CNC machinery, providing efficient and precise motor control in a compact package. Its versatility and robust feature set make it a popular choice for designers looking to implement advanced motor control solutions.

Equivalent

The L6472PD is a stepper motor controller IC from STMicroelectronics. Equivalent products might include the A4988 from Allegro Microsystems, the DRV8825 from Texas Instruments, and the TB6600 from Toshiba. These components offer similar functionalities for driving stepper motors, but variations in features like voltage range, current handling, and microstepping modes can exist. Always check the specific requirements of your application to ensure compatibility.

Features

The L6472PD is a stepper motor driver with the following features:
1. Microstepping: Supports up to 128 microsteps per full step, allowing for smooth and precise motor control.
2. Current Control: Offers adjustable current control with a peak current up to 3 A per phase, optimizing power consumption and efficiency.
3. Voltage Range: Operates within a wide voltage range from 8 V to 45 V, suitable for various applications.
4. Motion Profiles: Includes configurable acceleration, deceleration, and maximum speed settings for customizable motion profiles.
5. Step Clock and Direction Inputs: Provides external step clock and direction inputs for flexible control options.
6. SPI Interface: Features an SPI interface for easy configuration and control from a microcontroller.
7. Protection Features: Includes overcurrent, overtemperature, and undervoltage lockout protections to safeguard the device and connected components.
8. Diagnostics: Offers comprehensive diagnostic capabilities to detect and report faults.
9. Package: Available in a compact PowerSO-36 package, ideal for space-constrained designs.
These features make the L6472PD suitable for a wide range of applications requiring precise stepper motor control, such as robotics, automation, and CNC machinery.

Pinout

The L6472PD is a fully integrated stepper motor driver with a digital control core. It comes in a PowerSO36 package, which means it has 36 pins. The primary function of the L6472PD is to drive bipolar stepper motors, which is commonly used in various automation and robotic applications. Key features include microstepping capability, programmable speed profiles, and overcurrent protection. The device integrates a motion engine that calculates microstepping sine waveforms, providing smoother operation and enhanced performance. It also features a range of protection mechanisms, such as thermal shutdown and undervoltage lockout, ensuring reliable operation. Additionally, the L6472PD can communicate via an SPI interface, allowing for easy integration into various systems.

Manufacturer

The L6472PD is manufactured by STMicroelectronics. STMicroelectronics is a global semiconductor company that designs, develops, manufactures, and markets a wide range of semiconductor products. It serves various industries, including automotive, industrial, personal electronics, communications equipment, and computers. The company is known for its innovation in semiconductor technology and offers a comprehensive portfolio of products, ranging from discrete components to complex integrated circuits and systems-on-chip. STMicroelectronics is headquartered in Geneva, Switzerland, and operates worldwide with a strong presence in Europe, Asia, and the Americas.

Application

The L6472PD is a stepper motor driver IC commonly used in various applications such as 3D printers, CNC machines, and robotics. It is ideal for automated systems that require precise motor control, including positioning, speed, and torque management. The device is suitable for industrial automation and consumer electronics where stepper motors are employed for tasks like conveyor belt operations, camera focus mechanisms, and textile machinery. Its features support smooth motion control and reduce power consumption, making it valuable in battery-operated devices and energy-efficient systems. The L6472PD's versatility and reliability make it a popular choice for applications requiring detailed motor control and motion precision.

Package

The L6472PD is an integrated circuit offered by STMicroelectronics, packaged in a VFQFPN (Very Thin Quad Flat Package No Leads) with 36 pins. This package type is known for its compactness and efficient heat dissipation, making it suitable for high-density applications like stepper motor drivers.

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