ACS711ELCTR-25AB-T

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ACS711ELCTR-25AB-T

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SENSOR CURRENT HALL 25A AC/DC

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Especificações

Atributo Valor
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
ForMeasuring AC/DC
SensorType Hall Effect, Open Loop
Current-Sensing 25A
NumberofChannels 1
Output Ratiometric, Voltage
Sensitivity 55mV/A
Frequency DC ~ 100kHz
Linearity ±1%
Accuracy ±5%
Voltage-Supply 3V ~ 5.5V
ResponseTime 4.6µs
Current-Supply(Max) 5.5mA
OperatingTemperature -40°C ~ 85°C
Polarization Bidirectional
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

Visão Geral

Description

The ACS711ELCTR-25AB-T is a Hall-effect-based linear current sensor IC designed by Allegro MicroSystems. It provides economical and precise AC or DC current sensing in industrial, automotive, commercial, and consumer applications. The IC is capable of measuring currents up to ±25A with a high degree of accuracy.
Key features include a small footprint, wide operating temperature range, and integrated overcurrent detection. The device outputs a voltage proportional to the current flowing through the primary conductor, which is isolated from the circuit being measured. This electrical isolation, coupled with its low output noise, makes it suitable for applications requiring high reliability and performance.
The ACS711ELCTR-25AB-T is housed in a compact SOIC8 package, which facilitates easy integration into designs with space constraints. It also features a 3.3V or 5V operating voltage, making it versatile for various voltage systems. Overall, this sensor provides an efficient solution for current measurement in various electronic applications.

Equivalent

The ACS711ELCTR-25AB-T is a Hall-effect current sensor IC. Equivalent products include:
1. ACS712 series by Allegro Microsystems, with similar functionality and current sensing ranges.
2. INA219 by Texas Instruments, though it provides additional voltage measurement and digital output.
3. ACS723 by Allegro Microsystems for higher accuracy and digital interface options.
4. MLX91206 by Melexis, a programmable sensor for various ranges.
These alternatives may offer different interfaces or specific features, so ensure compatibility with your application requirements.

Features

The ACS711ELCTR-25AB-T is a Hall-effect based linear current sensor IC designed for sensing AC and DC currents. Key features include:
1. Current Sensing: It can measure current up to ±25A with a sensitivity of 55 mV/A.
2. Isolation Voltage: Provides electrical isolation up to 2.1 kVrms, making it suitable for applications where isolation between the sensed current and the sensor output is critical.
3. Compact Package: Comes in a small SOIC8 package, allowing for easy integration into PCBs with limited space.
4. Low Resistance: The IC features low insertion loss with a 1.2 mΩ internal conductor resistance, minimizing power dissipation.
5. High Accuracy: Offers a typical accuracy of ±1.5% at room temperature.
6. Wide Operating Voltage: Supports a supply voltage range from 4.5V to 5.5V.
7. Temperature Range: Functions effectively over a wide temperature range from -40°C to 125°C.
8. Integrated Shielding: Provides a shielded package to reduce the effects of stray magnetic fields.
These features make the ACS711ELCTR-25AB-T ideal for use in industrial, commercial, and consumer applications requiring precise current measurement.

Pinout

The ACS711ELCTR-25AB-T is a Hall-effect linear current sensor IC manufactured by Allegro Microsystems. It comes in a small, surface-mount SOIC-8 package, meaning it has 8 pins. Here is a brief overview of its pin functions:
1. VCC (Pin 1): Power supply pin for the IC.
2. GND (Pin 2): Ground pin.
3. IP+ (Pins 3 & 4): Positive terminals for current flowing through the sensor.
4. IP- (Pins 5 & 6): Negative terminals for current flowing through the sensor.
5. NC (Pin 7): No connection. Not internally connected.
6. VOUT (Pin 8): Analog output voltage that is proportional to the input current.
The ACS711ELCTR-25AB-T is designed to measure currents in the range of ±25 A and outputs an analog voltage that is linearly proportional to the sensed current. It provides electrical isolation from the sensed current circuit and is used in applications like motor control, load detection, and overcurrent protection.

Manufacturer

The ACS711ELCTR-25AB-T is manufactured by Allegro MicroSystems. Allegro MicroSystems is a leading company in the development and production of high-performance power and sensing semiconductor solutions. They specialize in providing innovative solutions for motion control and energy-efficient systems. Their products are widely used in a variety of applications, including automotive, industrial, consumer electronics, and renewable energy systems. Allegro is known for its expertise in magnetic sensor ICs, power ICs, and photonic components, making it a key player in addressing market demands for advanced electronic systems.

Application

The ACS711ELCTR-25AB-T is a Hall-effect-based linear current sensor, used in various applications. Key areas include industrial automation for monitoring current flow in machinery and equipment, automotive systems for battery management and motor control, and consumer electronics for power supply regulation. It is also utilized in renewable energy systems to monitor solar power and wind turbines, as well as in telecommunications for power management in base stations. Its ability to provide precise current measurements makes it suitable for circuit protection, load detection, and current feedback in various electronic designs.

Package

The ACS711ELCTR-25AB-T is a surface-mount package, specifically in a small, low-profile SOIC-8 (Small Outline Integrated Circuit) format. This type of package is designed for easy integration onto circuit boards, facilitating current sensing applications in compact electronic devices.

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