SLA7081MPR

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SLA7081MPR

+Nomenclature

IC MTR DRV UNIPOLAR 3-5.5V 23ZIP

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Spécifications

Attribut Valeur
Package / Case Tube
Part Status Active
Motor Type - Stepper Unipolar
Function Driver - Fully Integrated, Control and Power Stage
Output Configuration Half Bridge (2)
Interface Parallel
Technology Power MOSFET
Step Resolution 1, 1/2
Applications General Purpose
Current - Output 1.5A
Voltage - Supply 3V ~ 5.5V
Voltage - Load 10V ~ 44V
Operating Temperature -20°C ~ 150°C (TJ)
Mounting Type Through Hole

Présentation

Description

The SLA7081MPR is a high-performance, bipolar stepping motor driver IC manufactured by Sanken Electric Co., Ltd. It is designed to drive two-phase bipolar stepper motors. The IC integrates a range of features to enhance motor control and efficiency, including a built-in microstepping function that provides smoother and more precise motor movement.
Key features of the SLA7081MPR include its ability to handle high current and high voltage, with a maximum output current of around 3.5A and a voltage capacity of up to 46V. The IC also incorporates over-current protection, over-temperature protection, and a power-on reset function to ensure reliable operation and prevent damage.
This IC is suited for applications such as 3D printers, CNC machines, and other automated equipment that require precise motor control. It typically uses a unipolar PWM chopper drive mode to minimize power loss and heat generation. The SLA7081MPR offers a compact solution for integrating stepper motor control into various electronic systems.

Equivalent

The SLA7081MPR is a stepper motor driver IC from Sanken Electric Co. Equivalent products might include:
1. Allegro A4988 - a microstepping driver with similar capabilities.
2. Toshiba TB6560 - known for high power handling and similar functionality.
3. Texas Instruments DRV8825 - offers comparable features for stepper motors.
4. STMicroelectronics L6480 - a motion control IC suitable for similar applications.
Compatibility depends on specific requirements such as voltage, current ratings, and control features. Always check datasheets for precise comparisons.

Features

The SLA7081MPR is a stepping motor driver IC from Sanken Electric, designed for precise control of stepper motors. It features a unipolar configuration and operates on a wide supply voltage range, typically from about 10.8V to 46V, making it versatile for various applications. The device can deliver a continuous output current of up to 1.5A per phase, suitable for moderate power stepper motors.
Key features include built-in protection circuits such as overcurrent protection, thermal shutdown, and under-voltage lockout, which enhance reliability in demanding settings. The SLA7081MPR also provides a simple interface for controlling the motor's stepping sequences, allowing for half-step and full-step operations. Its low on-resistance minimizes power loss, improving efficiency and reducing heat generation.
The compact package of the SLA7081MPR makes it convenient for use in compact and space-constrained applications. It's suitable for various applications, including office automation equipment, industrial machinery, and other devices requiring precise and reliable motor control.

Pinout

The SLA7081MPR is a unipolar 2-phase stepper motor driver from Sanken Electric Co., Ltd. It is typically used in applications requiring precise motor control. The SLA7081MPR comes in a multi-pin package, specifically a 23-pin Power Flat Package (SLA) with staggered lead design.
Here are some key functions and specifications of the SLA7081MPR:
1. Pin Count: It has 23 pins.

2. Functionality:
- Motor Control: It is designed to drive 2-phase stepper motors.
- Current Control: It incorporates constant current control to provide precise motor operation.
- Microstepping: The driver supports microstepping to enhance the resolution and smoothness of motor movements.
- Protection Features: Includes overcurrent protection, thermal shutdown, and under-voltage lockout to ensure safe operation.
- Built-in Translator: Simplifies the interface to the motor by converting step and direction inputs to the appropriate phase currents.
This driver is commonly used in applications like printers, copiers, and other automation equipment requiring precision motion control.

Manufacturer

The SLA7081MPR is manufactured by Sanken Electric Co., Ltd. Sanken Electric is a Japanese company that specializes in the production of semiconductor devices, power modules, and LED lighting products. Established in 1937, Sanken Electric is known for its focus on power electronics, offering a range of products for automotive, industrial, consumer, and communications applications. The company is well-regarded for its innovation in power management and conversion technologies.

Application

The SLA7081MPR is a stepper motor driver IC widely used in applications requiring precise motor control. Key areas include:
1. Industrial Automation: Used in CNC machines and robotic arms for precise motor movement.
2. 3D Printers: Provides accurate control for layer-by-layer printing.
3. Medical Devices: Used in equipment like blood analyzers for controlled movements.
4. Textile Machinery: Facilitates precise motor control for intricate fabric patterns.
5. Office Equipment: Powers components in printers and copiers.
6. Home Appliances: Used in washing machines and other devices for controlled motion.
Its ability to manage micro-stepping enhances resolution and smoothness in motor operations.

Package

The SLA7081MPR is a Power IC module designed for motor control applications. It typically comes in a Multiwatt package, which is a type of through-hole package with multiple pins, designed to provide efficient heat dissipation and ease of mounting on printed circuit boards (PCBs).

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