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ACS725LLCTR-50AB-S

Name: ACS725LLCTR-50AB-S
Rating: 4.7 (12 reviews)

3.3V VCC ISOLATED CURRENT SENSOR

Производитель
Мфр. Часть #ACS725LLCTR-50AB-S
Пакет
Лист данных
В наличии20119

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Спецификации

Part Status	Active
For Measuring	AC/DC
Sensor Type	Hall Effect, Differential
Current - Sensing	±50A
Number of Channels	1
Output	Ratiometric, Voltage
Sensitivity	26.4mV/A
Frequency	DC ~ 120kHz
Linearity	±1.5%
Accuracy	±4%
Voltage - Supply	3V ~ 3.6V
Response Time	4µs
Current - Supply (Max)	14mA
Operating Temperature	-40°C ~ 150°C
Grade	Automotive
Qualification	AEC-Q100
Polarization	Bidirectional
Mounting Type	Surface Mount
Package / Case	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package	8-SOIC

Обзор

Description

The ACS725LLCTR-50AB-S is a current sensor from Allegro Microsystems, designed for high-precision, low-noise current sensing applications. It operates using a Hall effect principle, providing isolation between the measured current and the output signal. This sensor can measure currents up to ±50 Amps with an output proportional to the sensed current.
Key features include a low offset voltage, a wide operating temperature range, and a small package size, making it suitable for various applications such as power management, motor control, and energy metering. The device outputs an analog voltage proportional to the sensed current, which can be easily interfaced with microcontrollers or other analog processing circuits.
The ACS725 is notable for its high accuracy and low power consumption, making it ideal for battery-powered and energy-efficient designs. Overall, the ACS725LLCTR-50AB-S is a robust solution for current sensing, providing reliable performance in industrial, automotive, and consumer electronics applications.

Features

The ACS725LLCTR-50AB-S is a Hall-effect current sensor IC designed for high-accuracy current measurement. Key features include:
1. Current Range: It supports a range of ±50A, allowing for versatile applications in current sensing.
2. Output Type: The sensor provides an analog output voltage that is proportional to the measured current.
3. Accuracy: It offers high accuracy and low offset voltage, ensuring precise current measurements.
4. Isolation: The device features galvanic isolation of up to 2.5 kV, making it suitable for high-voltage applications.
5. Low Noise: Designed for low noise operation, it ensures stable and reliable readings.
6. Package: It comes in a compact SOIC-8 package, facilitating easy integration into various electronic designs.
7. Temperature Range: The device operates over a wide temperature range, enhancing its reliability in different environments.
Overall, the ACS725LLCTR-50AB-S is ideal for applications such as motor control, power monitoring, and battery management systems.

Package

The ACS725LLCTR-50AB-S is packaged in a 5-pin LGA (Land Grid Array) format. This compact package is designed for surface mounting, facilitating efficient thermal performance and electrical connectivity in various applications.

Pinout

The ACS725LLCTR-50AB-S is a current sensor IC that features a total of 8 pins. Its primary function is to provide an analog voltage output proportional to the current flowing through a conductor, enabling the measurement of both AC and DC currents.
The pinout is as follows:
1. VIO: Supply voltage input (typically 3.0V to 5.5V).
2. GND: Ground reference.
3. OUT: Analog output voltage representing the measured current.
4. CSN: Current sense negative input.
5. CSP: Current sense positive input.
6. NC: No Connect (not internally used).
7. NC: No Connect (not internally used).
8. NC: No Connect (not internally used).
The device provides galvanic isolation, high accuracy, and is suitable for various applications including motor control and power management.

Manufacturer

The ACS725LLCTR-50AB-S is manufactured by Allegro Microsystems, a company known for designing and manufacturing high-performance sensor and power management solutions. Founded in 1990 and headquartered in Manchester, New Hampshire, Allegro specializes in semiconductor components, particularly those used in automotive, industrial, and consumer applications. The ACS725 series is a Hall-effect current sensor designed for measuring AC and DC currents, providing an integrated solution with high accuracy and low power consumption. Allegro Microsystems is recognized for its focus on innovation and quality in the sensor market.

Application

The ACS725LLCTR-50AB-S is a high-accuracy current sensor used in various applications such as motor control, power monitoring, HVAC systems, industrial equipment, and electric vehicles. It provides isolation and measures AC and DC currents, making it suitable for renewable energy systems, battery management, and smart grid applications. Its compact design and precision make it ideal for integration in embedded systems.

Equivalent

The ACS725LLCTR-50AB-S chip is a Hall-effect current sensor. Equivalent products include:
1. ACS712 (various models)
2. ACS758 (different current ranges)
3. INA219 (current and voltage measurement)
4. INA260 (for high-side current sensing)
Ensure to check specifications like current range, supply voltage, and accuracy when selecting an equivalent product.

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