A3M37TL039T2 Overview
The A3M37TL039T2 is a high-performance Hall effect current sensor designed for precise current measurement in industrial and automotive applications. Featuring a robust construction and integrated signal conditioning, this device delivers reliable and accurate analog output proportional to the sensed current. It supports a wide current range with low offset and temperature drift, making it suitable for power management and motor control systems. The compact form factor and industry-standard packaging facilitate easy integration into space-constrained designs. For detailed technical support and procurement, visit ICメーカー.
A3M37TL039T2 Technical Specifications
| パラメータ | 仕様 |
|---|---|
| 電源電圧 (VCC) | 4.5 V to 5.5 V |
| 電流測定範囲 | ??30 A (nominal) |
| 出力タイプ | アナログ電圧出力 |
| Output Sensitivity | 66 mV/A |
| オフセット電圧 | Approximately 2.5 V at zero current |
| 帯域幅 | Up to 100 kHz |
| 精度 | ??1% typical at 25??C |
| 動作温度範囲 | -40℃～+125℃の範囲 |
| パッケージタイプ | SOIC8 surface mount |
| 供給電流 | 7 mA typical |
A3M37TL039T2 Key Features
- High Sensitivity Analog Output: Provides a direct voltage proportional to current, enabling accurate real-time monitoring without the need for external amplification.
- Wide Current Range: Supports ??30 A nominal current measurement, suitable for various industrial and automotive power systems requiring broad detection capability.
- Low Offset and Temperature Drift: Ensures measurement stability across varying environmental conditions, reducing calibration frequency and improving reliability.
- Fast Response Bandwidth: Operating up to 100 kHz bandwidth, it allows precise tracking of rapidly changing currents in dynamic systems like motor drives.
- Compact Surface-Mount Package: The SOIC8 format offers easy PCB integration, optimizing board space and manufacturing efficiency for mass production.
A3M37TL039T2 Advantages vs Typical Alternatives
This current sensor offers superior sensitivity and accuracy compared to many conventional Hall effect sensors, thanks to its optimized offset voltage and temperature stability. Its wide bandwidth and low supply current make it more power-efficient and responsive, ideal for applications demanding real-time current monitoring. The integration of signal conditioning within a compact SOIC8 package simplifies system design, reducing the need for additional components and enhancing overall reliability.
ベストセラー商品
代表的なアプリケーション
- Industrial motor control systems: Enables precise current sensing for efficient motor operation and protection, improving system performance and longevity.
- Battery management systems: Monitors charge and discharge currents accurately to ensure safe and optimal battery usage.
- Power supplies and inverters: Provides real-time feedback for current regulation and fault detection in power conversion equipment.
- Automotive current sensing: Supports electric vehicle and hybrid systems by delivering reliable measurement under harsh environmental conditions.
A3M37TL039T2 Brand Info
The A3M37TL039T2 is developed by a leading manufacturer specializing in high-precision Hall effect sensors for industrial and automotive markets. This product line is recognized for combining advanced semiconductor technology with robust packaging to deliver consistent performance in demanding environments. The brand is committed to providing comprehensive technical documentation, quality manufacturing standards, and responsive customer support to facilitate seamless integration and application success.
よくあるご質問
What is the typical supply voltage range for this sensor?
The device operates reliably within a supply voltage range of 4.5 V to 5.5 V, ensuring compatibility with standard 5 V industrial and automotive power rails while maintaining stable output characteristics.
注目商品
How does the output signal correspond to the measured current?
The sensor provides an analog voltage output proportional to the current passing through its primary conductor. The output sensitivity is 66 mV per ampere, with an offset voltage near 2.5 V at zero current, allowing straightforward interpretation of current polarity and magnitude.
What is the operating temperature range, and how does temperature affect accuracy?
This sensor supports operation from -40??C up to +125??C. It maintains accuracy within ??1% at room temperature, and its low temperature drift design minimizes measurement errors across the full temperature range, reducing the need for frequent recalibration.
お問い合わせ
Can this sensor be used in high-speed switching applications?
Yes, the sensor features a bandwidth up to 100 kHz, which enables it to accurately track fast transient currents typical in switching power supplies and motor drive systems, ensuring real-time current monitoring with minimal lag.
What package type is used and how does it benefit integration?
The device is housed in a SOIC8 surface-mount package, which supports automated PCB assembly and offers a compact footprint. This facilitates integration into space-constrained designs and reduces overall system manufacturing costs.
