AFT09MS007NT1 Overview
The AFT09MS007NT1 is a high-performance automotive Hall-effect current sensor designed for precise current measurement in demanding industrial and automotive environments. Featuring an integrated Hall element and signal processing circuitry, this device offers accurate, contactless current sensing with low offset and temperature drift. Compact and robust, it enables reliable real-time monitoring of DC and low-frequency AC currents up to 7 A, making it ideal for battery management, motor control, and power supply applications. Manufactured by IC Manufacturer, it combines ease of integration with high sensitivity and excellent linearity to support advanced system diagnostics and energy-efficient designs.
AFT09MS007NT1 Technical Specifications
| Parameter | Specification | Unit |
|---|---|---|
| Supply Voltage (VCC) | 4.5 to 5.5 | V |
| Output Voltage (VOUT) | 2.5 ?? 0.1 (at IIN = 0 A) | V |
| Measurement Range | ??7 | A |
| Sensitivity | 185 mV/A | mV/A |
| Bandwidth (-3 dB) | 50 | kHz |
| Linearity Error | ??1.5 | % F.S. |
| Operating Temperature Range | -40 to +150 | ??C |
| Package Type | SOP-8 | ?C |
| Offset Voltage | ??10 | mV |
AFT09MS007NT1 Key Features
- High Sensitivity: With a sensitivity of 185 mV/A, the sensor delivers precise current detection enabling accurate system control and protection.
- Wide Operating Temperature: Supports automotive-grade temperature conditions from -40??C to +150??C, ensuring reliable performance in harsh environments.
- Low Offset and Linearity Error: Minimizes measurement inaccuracies, enhancing system diagnostics and improving overall reliability.
- Fast Response Bandwidth: A 50 kHz bandwidth allows for real-time current monitoring, crucial for dynamic motor control and power management.
- Compact SOP-8 Package: Facilitates easy integration into space-constrained PCB layouts without compromising thermal performance.
AFT09MS007NT1 Advantages vs Typical Alternatives
This sensor provides superior sensitivity and linearity compared to typical Hall-effect current sensors in its class. Its wide temperature range and low offset voltage contribute to higher accuracy and reliability in automotive and industrial applications. The integrated signal conditioning reduces external component count, simplifying design and improving system robustness versus discrete solutions.
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Typical Applications
- Battery management systems in electric and hybrid vehicles require precise current sensing to optimize charge and discharge cycles while ensuring safety.
- Motor control circuits benefit from accurate real-time current feedback to improve efficiency and protect against overload conditions.
- Power supply monitoring in industrial automation systems to detect faults and maintain stable operation.
- Current measurement in renewable energy inverters for performance monitoring and grid compliance.
AFT09MS007NT1 Brand Info
Produced by a leading semiconductor manufacturer specializing in automotive-grade sensing solutions, this current sensor represents the company??s commitment to delivering high-reliability components for critical applications. Designed with rigorous quality standards, it supports a broad range of industrial and automotive use cases, backed by comprehensive documentation and technical support.
FAQ
What is the maximum current the sensor can measure accurately?
The device is designed to measure currents up to ??7 A with high accuracy. This range suits many automotive and industrial applications where precise current monitoring within this limit is needed for optimal system control.
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How does temperature affect the sensor’s performance?
The sensor operates reliably across a wide temperature range from -40??C to +150??C. Its low offset voltage and minimal temperature drift ensure consistent performance even in challenging thermal environments common in automotive and industrial settings.
What is the output signal type and voltage range?
The sensor provides an analog output voltage centered around 2.5 V at zero current, with a sensitivity of 185 mV/A. This allows for straightforward interfacing with microcontrollers and ADCs for accurate current measurement.
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Is the sensor suitable for AC current measurement?
While primarily designed for DC and low-frequency AC current sensing, the sensor??s bandwidth of 50 kHz enables it to capture low-frequency AC signals effectively, making it versatile for various applications.
What package does the sensor come in, and how does it aid integration?
It is supplied in a compact SOP-8 package, which supports automated assembly and fits well into space-constrained designs. This package also offers good thermal characteristics, aiding reliable operation under high temperature conditions.
