ACS733KLATR-20AB-T

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ACS733KLATR-20AB-T

+BOM

CURRENT SEN HE/DIFF 20A 16-SOIC

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Specifications

Attribute Value
Part Status Discontinued at DigiKey
For Measuring DC
Sensor Type Hall Effect, Differential
Current - Sensing 20A
Number of Channels 1
Output Ratiometric, Voltage
Sensitivity 66mV/A
Frequency DC ~ 1MHz
Linearity ±1%
Accuracy ±4.5%
Voltage - Supply 3.14V ~ 3.46V
Response Time 700ns
Current - Supply (Max) 35mA
Operating Temperature -40°C ~ 125°C
Grade Automotive
Qualification AEC-Q100
Polarization Bidirectional
Mounting Type Surface Mount
Package / Case 16-PowerSOIC (0.295", 7.50mm Width)
Supplier Device Package 16-SOIC
Packaging Tape & Reel (TR)

Overview

Description

The ACS733KLATR-20AB-T is a Hall-effect linear current sensor IC designed for high-precision current sensing applications. Developed by Allegro MicroSystems, this device is used to measure both AC and DC currents. It features an integrated conductor for current flow, enabling galvanic isolation between the current path and the sensor circuitry, which enhances safety and reliability.
With a sensing range of ±20 amperes, the ACS733KLATR-20AB-T provides an analog voltage output proportional to the current flow. It operates with a high level of accuracy and stability over a wide temperature range, making it suitable for industrial, automotive, and consumer electronics applications. The sensor is housed in a compact, surface-mount SOIC-8 package, facilitating easy integration onto printed circuit boards (PCBs).
Key features include low power consumption, a fast response time, and inherent immunity to external magnetic fields, which ensures accurate current measurement in noisy environments. Its robust design and reliable performance make it a popular choice for applications requiring precise current monitoring and control.

Equivalent

Equivalent products to the ACS733KLATR-20AB-T, a Hall-effect current sensor IC, include:
1. Allegro Microsystems ACS712 series (e.g., ACS712ELCTR-20A-T) - similar functionality with different specifications.
2. Honeywell CSLA2CD - similar current sensing capabilities.
3. Tamura L01Z series.
4. Melexis MLX91205 - programmable linear Hall sensor IC.
Ensure compatibility based on specific application requirements such as voltage, current range, and package type.

Features

The ACS733KLATR-20AB-T is a Hall-effect based linear current sensor IC designed for AC and DC current sensing applications. Key features include:
1. Current Sensing: Capable of sensing up to ±20A of current with high accuracy.
2. Output Style: Provides an analog voltage output that is proportional to the sensed current.
3. Isolation: Offers galvanic isolation with a working isolation voltage of 3.6 kVRMS, enhancing safety and reliability in high-voltage applications.
4. Supply Voltage: Operates with a supply voltage range of 4.5V to 5.5V.
5. Bandwidth: Delivers a bandwidth of 120 kHz, suitable for fast-changing current signals.
6. Accuracy: Features low output drift over temperature, maintaining accuracy across a wide temperature range (-40°C to 125°C).
7. Package Type: Available in a compact, surface-mount SOIC-8 package, which is convenient for PCB mounting.
8. Sensitivity: Provides a typical sensitivity of 100 mV/A, facilitating precise current measurements.
These features make the ACS733KLATR-20AB-T suitable for applications like motor control, power systems, and overcurrent protection.

Pinout

The ACS733KLATR-20AB-T is a Hall-effect current sensor IC produced by Allegro MicroSystems. It is designed to provide an analog voltage output proportional to the current flowing through a conductor. The sensor is often used for applications requiring high isolation and precision current sensing.
The ACS733KLATR-20AB-T comes in a small surface-mount SOIC-8 package, which means it has 8 pins. The pin functions are as follows:
1. VCC (Pin 1): Supply voltage input.
2. VIOUT (Pin 2): Analog voltage output, providing a voltage proportional to the sensed current.
3. NC (Pin 3): No connection.
4. GND (Pin 4): Ground reference for the IC.
5. IP+ (Pin 5): Current path input, positive terminal.
6. IP+ (Pin 6): Current path input, positive terminal (internally connected to Pin 5).
7. IP- (Pin 7): Current path output, negative terminal.
8. IP- (Pin 8): Current path output, negative terminal (internally connected to Pin 7).
The ACS733KLATR-20AB-T is used in various applications such as motor control, load detection, and overcurrent protection.

Manufacturer

The ACS733KLATR-20AB-T is manufactured by Allegro MicroSystems. Allegro is a company specializing in the design and production of high-performance power and sensor semiconductors. Their products are widely used in the automotive, industrial, consumer/computer, and communications markets. Allegro is known for its development of innovative sensor ICs and power ICs that enhance efficiency, safety, and performance in various electronic systems.

Application

The ACS733KLATR-20AB-T is a Hall-effect-based linear current sensor IC, commonly used for sensing AC and DC currents in industrial, automotive, and consumer applications. Its application areas include motor control, load detection and management, switch-mode power supplies, overcurrent fault protection, and inverter control. This sensor is particularly useful in applications requiring high accuracy and reliability, such as electric vehicles, battery management systems, robotics, and renewable energy systems. Its wide operating temperature range and high bandwidth make it suitable for harsh environments and fast response requirements.

Package

The ACS733KLATR-20AB-T is a surface-mount package type, specifically in a small outline integrated circuit (SOIC) package format.

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