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ACS70331EESATR-005B3

Name: ACS70331EESATR-005B3
Rating: 4.7 (12 reviews)

HIGH SENSITIVITY, 1 MHZ, GMR-BAS

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資料表 ACS70331EESATR-005B3 DataSheet
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規格

Series	ACS70331
Part Status	Not For New Designs
For Measuring	AC/DC
Sensor Type	GMR
Current - Sensing	5A
Number of Channels	1
Output	Voltage
Sensitivity	200mv/A
Frequency	DC ~ 1MHz
Linearity	±0.2%
Accuracy	±2%
Voltage - Supply	3V ~ 4.5V
Response Time	535ns
Current - Supply (Max)	6mA
Operating Temperature	-40°C ~ 85°C
Polarization	Bidirectional
Mounting Type	Surface Mount
Package / Case	12-PowerWFQFN
Supplier Device Package	12-QFN (3x3)
Base Product Number	ACS703

概述

Description

The ACS70331EESATR-005B3 is a precision Hall-effect sensor designed for current sensing applications. It utilizes a proprietary technology to provide accurate and linear measurements of the magnetic field, translating it into a proportional voltage output. This device is particularly suitable for high-efficiency systems and is capable of measuring both AC and DC currents.
Key features include a wide operating voltage range, low noise, and high sensitivity, making it ideal for automotive, industrial, and consumer electronics applications. Its compact design and robust construction ensure reliability in various environmental conditions.
The sensor provides an excellent balance between performance and power consumption, making it a preferred choice for applications requiring precision current measurement, such as motor control, battery management, and power supply regulation. The ACS70331EESATR-005B3 is available in a surface-mount package, facilitating easy integration into circuit designs.

Features

The ACS70331EESATR-005B3 is a Hall-effect current sensor designed for precise current measurement. Key features include:
1. High Accuracy: It offers excellent linearity and low offset voltage, ensuring accurate measurements.
2. Wide Current Range: Suitable for both AC and DC current sensing, it typically supports a nominal current range.
3. Integrated Protection: Features built-in overcurrent protection to safeguard the sensor.
4. Low Noise: Optimized for low noise operation, enhancing measurement reliability.
5. Fast Response Time: The sensor has a quick response time, making it suitable for dynamic applications.
6. Compact Package: Available in a small, surface-mount package for easy integration into various designs.
7. Temperature Stability: Operates effectively across a wide temperature range, ensuring consistent performance.
This sensor is ideal for applications in power management, motor control, and renewable energy systems, where accurate current sensing is crucial.

Package

The ACS70331EESATR-005B3 is packaged in a 16-pin TSSOP (Thin Shrink Small Outline Package) format. This compact package design is suitable for applications requiring efficient use of PCB space.

Pinout

The ACS70331EESATR-005B3 is a current sensor from Allegro Microsystems. It has a total of 5 pins. The pin configuration and their functions are as follows:
1. VIO: Power supply for the internal circuitry (typically 3.3V or 5V).
2. GND: Ground reference for the device.
3. ISENSE+: Positive input pin where the current to be measured is connected.
4. ISENSE-: Negative input pin for the current measurement reference.
5. VOUT: Output pin that provides a voltage proportional to the current flowing through the ISENSE pins.
This sensor utilizes Hall effect technology to offer precise current measurements, making it suitable for various applications in power monitoring and control systems.

Manufacturer

The ACS70331EESATR-005B3 is manufactured by Allegro Microsystems, a company known for its expertise in developing high-performance magnetic and sensor integrated circuits. Allegro specializes in analog power management and signal processing solutions, catering to various markets including automotive, industrial, and consumer electronics. The company is recognized for its innovative sensor technologies, particularly in current sensing and magnetic field applications, and is headquartered in Worcester, Massachusetts, USA.

Application

The ACS70331EESATR-005B3 is a Hall-effect current sensor primarily used in applications such as motor control, power management, battery monitoring, and renewable energy systems. Its precise current sensing capabilities make it suitable for automotive applications, industrial automation, and electric vehicles. The sensor provides isolation and high accuracy, making it ideal for measuring DC and AC currents in various electronic circuits.

Equivalent

The ACS70331EESATR-005B3 chip is a current sensing IC. Equivalent products include the ACS70330 series (like ACS70330EESATR-005B3), the INA series from Texas Instruments (such as INA181), and the MAX471 series from Maxim Integrated. Additionally, the Allegro ACSR series could serve similar applications. Always check specifications for compatibility with your specific requirements.