A3995SEVTR-T

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A3995SEVTR-T

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IC MOTOR DRIVER 3V-5.5V 36QFN

  • Nhà sản xuấtAllegro MicroSystems

  • Ông. Phần #A3995SEVTR-T

  • Có sẵn5329

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Thông số kỹ thuật

thuộc tính Giá trị
Part Status Obsolete
Mounting Type Surface Mount
Package / Case 36-VFQFN Exposed Pad
Supplier Device Package 36-QFN (6x6)
Base Product Number A3995
Motor Type - AC, DC Brushed DC
Function Driver - Fully Integrated, Control and Power Stage
Output Configuration Half Bridge (4)
Interface Parallel
Technology DMOS
Applications General Purpose
Current - Output 2.4A
Voltage - Supply 3V ~ 5.5V
Voltage - Load 8V ~ 36V
Operating Temperature -20°C ~ 150°C (TJ)

Tổng quan

Description

A3995SEVTR-T is a highly integrated motor driver IC designed for driving bipolar stepper motors in various applications, including 3D printers, CNC machines, and robotics. It features a dual H-bridge configuration, allowing for precise control of motor direction and speed. The driver operates over a wide voltage range, typically from 8 to 45 volts, making it versatile for different motor specifications.
Key features include adjustable current control, microstepping capability, and built-in thermal protection, enhancing performance and reliability. The A3995SEVTR-T can be easily interfaced with microcontrollers, providing a simple solution for motor control tasks. Its compact package and efficient design help minimize space and heat dissipation, contributing to overall system performance.
In summary, the A3995SEVTR-T is an ideal choice for applications requiring efficient and precise control of stepper motors, supporting a range of performance and operational needs.

Equivalent

The A3995SEVTR-T is a stepper motor driver from Allegro Microsystems. Equivalent products include the A4988 and DRV8825 from Pololu, as well as the TB6600 from Toshiba. These alternatives offer similar functionalities for controlling bipolar stepper motors, but specifications such as current ratings and voltage may vary. Always check datasheets for specific compatibility and performance requirements.

Features

The A3995SEVTR-T is an integrated motor driver specifically designed for bipolar stepper motors. Key features include:
1. Current Control: It supports programmable current control with microstepping capabilities, allowing for smoother motor operation and precise positioning.

2. Voltage Range: Operates typically in a range from 8V to 35V, making it versatile for various applications.
3. Thermal Protection: Equipped with built-in thermal shutdown and overload protection, enhancing reliability.
4. Interface: Offers straightforward control via step and direction inputs, simplifying integration into motion control systems.
5. Microstepping: Supports up to 1/16 microstepping, improving resolution and performance in precision applications.
6. Power Management: Features efficient power management to minimize energy loss and heat generation.
7. Package: Available in a compact HTSSOP package, suitable for space-constrained designs.
These features make the A3995SEVTR-T ideal for robotics, 3D printers, and CNC machinery, where precise motor control is essential.

Pinout

The A3995SEVTR-T is a dual full-bridge motor driver IC designed for driving stepper motors. It has a pin count of 28 pins.
Key functions include:
- Motor Control: The device supports control of bipolar stepper motors with microstepping capabilities.
- PWM Control: It uses PWM for current control, providing efficient operation.
- Protection Features: Includes overcurrent protection, thermal shutdown, and under-voltage lockout to safeguard the device and motor.
- Interface Pins: Pins for control signals (like STEP and DIR), power supply, ground, and various configurations for microstepping and current settings.
For specific pin assignments and detailed functionalities, refer to the manufacturer's datasheet.

Manufacturer

The A3995SEVTR-T is manufactured by Allegro MicroSystems, LLC. Allegro is a technology company specializing in the design and manufacture of high-performance power and sensing semiconductor solutions. They focus on providing innovative products for various applications, including automotive, industrial, and consumer electronics.
Founded in 1990 and headquartered in Manchester, New Hampshire, Allegro is known for its expertise in analog and mixed-signal integrated circuits (ICs). The company emphasizes advancements in magnetic sensors, power management, and motor driver ICs, which cater to the growing demand for energy-efficient and reliable electronic components. Allegro's products are widely utilized in automotive systems, including electric vehicles and advanced driver-assistance systems (ADAS), as well as in industrial automation, consumer products, and communication systems.
Allegro is committed to innovation, quality, and customer support, positioning itself as a key player in the semiconductor industry.

Application

The A3995SEVTR-T is a high-performance motor driver IC designed for controlling stepper motors in various applications. It is commonly used in 3D printers, CNC machines, robotics, and automated equipment. Its features, including microstepping capabilities, adjustable current control, and built-in protection mechanisms, make it suitable for precision motion control in both industrial and consumer applications. Additionally, it can be utilized in automation systems, medical equipment, and other applications requiring reliable and efficient motor control.

Package

The A3995SEVTR-T is packaged in a HTSSOP (Thin Shrink Small Outline Package) with exposed thermal pad, allowing for improved thermal performance and efficient heat dissipation.

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