A3901SEJTR-T

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A3901SEJTR-T

+物料清單

IC MTR DRVR BIPLR 2.5-5.5V 10DFN

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規格

屬性 價值
Package Tape & Reel (TR),Cut Tape (CT),Bulk
ProductStatus Active
MotorType-Stepper Bipolar
MotorType-ACDC Brushed DC
Function Driver - Fully Integrated, Control and Power Stage
OutputConfiguration Half Bridge (4)
Interface Parallel
Technology Power MOSFET
StepResolution 1, 1/2
Applications General Purpose
Current-Output 400mA
Voltage-Supply 2.5V ~ 5.5V
Voltage-Load 2.5V ~ 5.5V
OperatingTemperature -20°C ~ 150°C (TJ)
MountingType Surface Mount
Package/Case 10-WFDFN Exposed Pad

概述

Description

The A3901SEJTR-T is a dual full-bridge motor driver IC designed for controlling small DC motors or bipolar stepper motors. This device is particularly suitable for battery-powered applications due to its low power consumption and efficient operation. It features a wide operating voltage range and is capable of delivering sufficient current to drive motors efficiently. The IC includes built-in protection mechanisms such as thermal shutdown and overcurrent protection to enhance reliability and safety in various operating conditions. The A3901SEJTR-T typically comes in a compact package, making it ideal for space-constrained applications. It supports PWM (Pulse Width Modulation) control for precise motor speed and direction control, allowing for flexibility in motor operation. The device is frequently utilized in applications like robotics, consumer electronics, and toys, where reliable and efficient motor control is essential. Overall, the A3901SEJTR-T provides a robust solution for developers seeking to implement motor control in their designs.

Equivalent

The A3901SEJTR-T is a dual full-bridge motor driver IC. Equivalent products include:
1. TI DRV8833: Dual H-Bridge Motor Driver
2. ON Semiconductor AM4950: Dual Full-Bridge Driver
3. Allegro MicroSystems A4950: Dual Full-Bridge PWM Motor Driver
4. Toshiba TB6612FNG: Dual Motor Driver IC
These alternatives offer similar functionalities, supporting DC motor control applications where compactness and low power are key considerations. Always verify pin compatibility and electrical characteristics before substituting.

Features

The A3901SEJTR-T is a dual H-bridge motor driver IC designed for precise motor control. It operates with a voltage range of 2.5V to 16V, making it suitable for a variety of applications, including battery-powered devices. Key features include:
1. Dual H-Bridge: Supports bidirectional control of two DC motors or a single bipolar stepper motor.
2. Low On-Resistance: Ensures efficient motor operation and reduced heat dissipation.
3. PWM Control: Allows for precise speed and torque management via pulse-width modulation inputs.
4. Current Limiting and Protection: Built-in current limiting, over-temperature, and short-circuit protection enhance reliability and safety.
5. Sleep Mode: Reduces power consumption when the device is inactive.
6. Compact Package: Available in a small, surface-mount package that saves board space and is suitable for compact designs.
These features make the A3901SEJTR-T ideal for applications such as robotics, consumer electronics, and various automation systems requiring efficient and reliable motor control.

Pinout

The A3901SEJTR-T is a motor driver IC from Allegro MicroSystems designed for driving low-voltage stepper or DC motors in consumer applications. It comes in a compact package with a pin count of 10.
The primary function of the A3901SEJTR-T is to control the direction and speed of small motors. The device integrates full H-bridge control circuitry, which allows for bidirectional control of two DC motors or one stepper motor. It is typically used in battery-operated devices due to its low voltage and low current capabilities.
The package is a 10-pin DFN (Dual Flat No-leads), which is efficient in terms of space savings on a PCB. Key pins include power supply inputs, ground, motor drive outputs, and control logic inputs. The small size and low power consumption make it ideal for compact and portable applications.

Manufacturer

The A3901SEJTR-T is manufactured by Allegro MicroSystems. Allegro MicroSystems is a company that specializes in developing and manufacturing high-performance power and sensing semiconductor solutions. Their products are primarily used in the automotive, industrial, and consumer markets. Allegro is known for its expertise in motor driver ICs, magnetic sensors, and power management ICs, making it a key player in providing components that drive innovations in various electronic applications.

Application

The A3901SEJTR-T is a dual full-bridge motor driver IC commonly used in applications that require precise control of small DC motors. Key application areas include:
1. Robotics: For controlling motors in robotic arms and automated systems.
2. Consumer Electronics: In devices like digital cameras and toys for motorized functions.
3. Office Equipment: Used in printers and scanners for paper handling mechanisms.
4. Home Appliances: In appliances like vacuum cleaners and fans for motor control.
5. Automotive: For controlling mirrors, seats, or window lifts.
Its compact size and efficient motor control capabilities make it suitable for embedded systems with space and power constraints.

Package

The A3901SEJTR-T is a motor driver IC typically packaged in a surface-mount type, specifically the 8-lead SOIC (Small Outline Integrated Circuit) package. This type of package is compact and suitable for applications requiring efficient space utilization on printed circuit boards.

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