Manufacturer Part Number
ACS72981LLRATR-100B5
Manufacturer
allegro-microsystems
Introduction
The ACS72981LLRATR-100B5 is a high-precision, high-bandwidth, bidirectional current sensor IC from Allegro MicroSystems. It utilizes a unique Hall-effect based differential sensing technology to accurately measure AC and DC currents up to 100A with excellent linearity, low offset, and fast response time. This sensor is designed for a wide range of applications, including industrial, automotive, and renewable energy systems, where precise current monitoring is critical.
Product Features and Performance
Measures AC and DC currents up to 100A
Hall-effect based differential sensing for high accuracy
Fast response time of 1.8 μs
Wide operating temperature range of -40°C to 150°C
Excellent linearity of ±0.8%
Ratiometric voltage output
Wide supply voltage range of 4.5V to 5.5V
Low power consumption of 14mA (typical)
High bandwidth of DC to 250kHz
Product Advantages
Highly accurate and precise current measurement
Wide dynamic range and fast response time
Robust design for harsh environments
Versatile for various applications
Cost-effective solution for current sensing needs
Key Reasons to Choose This Product
Industry-leading performance in current sensing
Proven reliability and long-term stability
Flexible design for easy integration into your system
Competitive pricing and availability
Backed by Allegro MicroSystems' expertise in sensor technology
Quality and Safety Features
Meets automotive and industrial safety and reliability standards
Rigorous testing and quality control processes
RoHS and REACH compliant
Compatibility
The ACS72981LLRATR-100B5 is compatible with a wide range of industrial, automotive, and renewable energy applications that require precise current monitoring, such as:
Motor control systems
Power conversion and distribution
Battery management systems
Inverters and converters
Electrical and hybrid vehicles
Industrial automation and control
Application Areas
Industrial equipment and machinery
Automotive systems
Renewable energy systems
Power electronics
Electrical and automation systems
Product Lifecycle
The ACS72981LLRATR-100B5 is an active product and is currently in production. There are no immediate plans for discontinuation. Equivalent or alternative models available from Allegro MicroSystems include:
ACS72860LLDTR-100B-T
ACS722LLCTR-20AB-T
ACS723LLCTR-40AB-T
ACS730KLCTRAllegro MicroSystems
ACS72981LLRATR-050B5Allegro MicroSystemsHIGH PRECISION LINEAR HALL EFFEC
ACS726LLFTR-20B-TAllegro MicroSystemsSENSOR CURRENT HALL 20A AC/DC
ACS730KLCTR-40AB-TAllegro MicroSystems1MHZ BANDWIDTH INTEGRATED, HALL