ACS723LLCTR-20AU-T

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ACS723LLCTR-20AU-T

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SENSOR CURRENT HALL 20A 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 20A
NumberofChannels 1
Output Ratiometric, Voltage
Sensitivity 200mv/A
Frequency DC ~ 80kHz
Linearity ±1%
Accuracy ±3%
Voltage-Supply 5V
ResponseTime 5µs
Current-Supply(Max) 14mA
OperatingTemperature -40°C ~ 150°C
Polarization Unidirectional
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

Visão Geral

Description

The ACS723LLCTR-20AU-T is a Hall-effect-based linear current sensor IC developed by Allegro MicroSystems. It is designed to provide accurate, low-cost, and non-intrusive current sensing for AC and DC signals up to ±20 Amperes. The device features a small footprint surface-mount SOIC8 package, making it suitable for space-constrained applications.
Key features of the ACS723 include its ability to provide an analog voltage output proportional to the sensed current, with high bandwidth and fast response time. The sensor operates over a wide supply voltage range of 3.0V to 5.5V, making it versatile for various applications. It also incorporates internal galvanic isolation, allowing for safe sensing of high voltages without direct electrical contact, which enhances safety and reliability.
The sensor is ideal for applications such as motor control, load detection and management, switched-mode power supplies, and overcurrent fault protection. Its robust design and thermal stability make it suitable for industrial, automotive, and consumer electronics applications.

Equivalent

The ACS723LLCTR-20AU-T is a current sensor IC. Equivalent products include:
1. Allegro ACS712 series - another popular current sensor family.
2. Honeywell CSLA2CD - a linear current sensor.
3. Tamura L03S series - current sensors with similar functionality.
4. Melexis MLX91204 - similar Hall-effect current sensor.
5. Infineon TLI4970 - a precise current sensor IC.
Check the specifications carefully to ensure compatibility with your application.

Features

The ACS723LLCTR-20AU-T is a Hall-effect-based linear current sensor IC that provides economical and precise AC or DC current sensing solutions. Key features include:
1. Current Range: It is designed to measure currents up to ±20A with a sensitivity of 66mV/A.
2. Isolation: Provides electrical isolation up to 2.4 kVRMS, making it suitable for high-voltage applications.
3. Output: The sensor offers an analog voltage output proportional to the sensed current, facilitating integration with microcontrollers and ADCs.
4. Bandwidth: Features a typical bandwidth of 80 kHz, allowing for fast response times in dynamic applications.
5. Accuracy: High accuracy and low offset drift over temperature and lifetime.
6. Supply Voltage: Operates with a single 5V power supply, simplifying power requirements.
7. Package: Comes in a small, surface-mount SOIC-8 package, which is ideal for space-constrained applications.
8. Operating Temperature: Suitable for operation in a wide temperature range from -40°C to 85°C.
These features make the ACS723LLCTR-20AU-T ideal for use in motor control, load detection and management, power supply, and overcurrent fault protection applications.

Pinout

The ACS723LLCTR-20AU-T is a Hall-effect based linear current sensor IC manufactured by Allegro MicroSystems. It comes in a small surface-mount package and features a total of 8 pins. Here is a concise breakdown of its pin functions:
1. VCC (Pin 1): Power supply input. Connect to a positive voltage source (typically 3.3V or 5V).
2. Bypass (Pin 2): A pin to connect a bypass capacitor to filter noise.
3. VIOUT (Pin 3): Analog output voltage that is proportional to the sensed current.
4. GND (Pin 4): Ground reference for the device.
5. IP+ (Pins 5 and 6): Positive current input terminal. Part of the current path.
6. IP- (Pins 7 and 8): Negative current input terminal. Part of the current path.
The ACS723LLCTR-20AU-T allows for high accuracy current measurement in applications such as motor control, load detection, and overcurrent protection, with a current sensing range of ±20A.

Manufacturer

The ACS723LLCTR-20AU-T is manufactured by Allegro MicroSystems. Allegro MicroSystems is a company specializing in the development and production of advanced semiconductor technology. They are known for their innovative solutions in the fields of power and sensing technologies, including motor drivers, hall-effect sensor ICs, and power ICs. Allegro MicroSystems serves a wide range of industries, including automotive, industrial, consumer, and renewable energy, providing critical components that enable the efficient and effective functioning of electronic systems.

Application

The ACS723LLCTR-20AU-T is a current sensor IC suitable for various applications. Its key areas include motor control, power monitoring, and battery management systems. It is often used in industrial and consumer electronics to provide precise current measurements in AC and DC systems. This IC is also found in power inverters, solar power systems, and home appliances, where accurate current sensing is critical for efficiency and safety. Additionally, its compact design makes it ideal for use in compact PCBs and portable electronic devices where space constraints are a factor.

Package

The ACS723LLCTR-20AU-T is packaged in a small, surface-mount SOIC-8 package. This package type is commonly used for integrated circuits and provides a compact form factor suitable for PCB mounting.

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