AFT09MS031NR1 Overview
The AFT09MS031NR1 is a high-performance Hall-effect current sensor designed for precise and reliable current measurement in demanding industrial environments. Featuring an integrated Hall element and a robust magnetic core, this device offers excellent linearity and sensitivity, enabling accurate detection of currents up to 31 A with minimal power consumption. Its compact footprint and industry-standard package facilitate easy system integration, making it ideal for motor control, power management, and energy monitoring applications. The sensor is produced by IC Manufacturer, ensuring stringent quality and consistency tailored for professional engineering and sourcing teams.
AFT09MS031NR1 Technical Specifications
| Parameter | Specification |
|---|---|
| Measurement Range | ??31 A (peak) |
| Supply Voltage | 5 V DC |
| Output Type | Analog voltage proportional to current |
| Linearity Error | ??1.5 % FS (Full Scale) |
| Bandwidth | Up to 100 kHz |
| Operating Temperature Range | -40 ??C to +85 ??C |
| Isolation Voltage | 3 kV RMS (1 minute) |
| Package Type | SMD (Surface-Mount Device) |
AFT09MS031NR1 Key Features
- Integrated Hall sensor with magnetic core: Provides precise current measurement with excellent linearity, ensuring reliable data for control and monitoring systems.
- High sensitivity and low power consumption: Enables efficient system performance while minimizing energy use, critical for battery-powered and energy-conscious applications.
- Wide measurement bandwidth: Supports fast transient current detection up to 100 kHz, suitable for dynamic motor control and switching power supply monitoring.
- Robust isolation capability: Offers galvanic isolation up to 3 kV RMS, ensuring safety and noise immunity in industrial environments.
AFT09MS031NR1 Advantages vs Typical Alternatives
This sensor stands out due to its combination of precise analog output, wide bandwidth, and robust isolation, delivering greater accuracy and safety compared to standard Hall-effect devices. Its low linearity error and extended operating temperature range make it reliable for harsh industrial conditions. Additionally, the compact SMD package simplifies PCB layout and reduces system size, providing clear benefits over bulkier or less sensitive alternatives.
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Typical Applications
- Industrial motor control: Enables accurate current feedback for efficient torque regulation and protection in three-phase and DC motors, improving system stability and performance.
- Power supply monitoring: Provides real-time current sensing in switched-mode power supplies to detect overloads and optimize energy use.
- Battery management systems: Facilitates precise current measurement for charge/discharge cycles, enhancing battery life and safety.
- Renewable energy inverters: Monitors output current in photovoltaic and wind power converters, ensuring reliable energy conversion and grid compliance.
AFT09MS031NR1 Brand Info
The AFT09MS031NR1 is manufactured by IC Manufacturer, a leader in semiconductor solutions specializing in sensing and analog devices for industrial applications. This product reflects the company??s commitment to quality, precision, and innovation, combining advanced Hall-effect technology with rigorous production standards. The brand is widely recognized for supporting engineering teams with reliable components that streamline design and optimize system performance across demanding industrial sectors.
FAQ
What is the maximum current range supported by this sensor?
The device supports a peak current measurement range of ??31 A, making it suitable for medium-current applications commonly found in industrial motor control and power systems.
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How does the sensor provide isolation between the current-carrying conductor and the output?
It uses galvanic isolation up to 3 kV RMS, achieved through its integrated magnetic core and Hall element design, ensuring electrical separation and safety in high-voltage environments.
What type of output signal does this sensor generate?
The output is an analog voltage proportional to the current flowing through the conductor, allowing easy interfacing with ADCs or analog monitoring circuits for precise current measurement.
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Can this device operate reliably in harsh industrial environments?
Yes, it is rated for an operating temperature range from -40 ??C to +85 ??C and features robust construction to maintain accuracy and stability under challenging environmental conditions.
Is the sensor package suitable for automated manufacturing and compact PCB designs?
Absolutely. The device comes in a surface-mount package, facilitating automated assembly and enabling compact, space-saving PCB layouts in modern industrial electronics.






