DH7ML

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DH7ML (Digital Hall Effect Speed and/or Position Sensor) is a widely used motion and/or positional sensing device. The DH7ML is an ultra low-power version of the DH7AM, the low-power version of the DH7AW, the high-power version of the DH7AP, and the ultra low-power version of the DH7AS. The DH7ML is a field-effect semiconductor device, meaning it can detect the presence or absence of a magnetic field without being physically connected to the target being monitored. This makes it highly suitable for motion, speed, and position sensing applications.

The DH7ML is ideal for applications where minimal power consumption is a priority, or where accurate measurement of small changes in position or speed are required. It is used in many devices, such as toys, medical devices, automobiles, and robotics, for a wide range of applications, including motor control, motion and position sensing, diagnostics, vibration, tire and axle monitoring, and security systems.

The DH7ML sensor has a Hall element, which is a combination of two components connected in series (north and south poles). The Hall element is placed in the presence of a magnetic field, which causes an output voltage, or signal, proportional to the strength and direction of the magnetic field. This voltage is then used to calculate the output speed and/or position of whatever the DH7ML is attached to, such as a motor.

The DH7ML has a sensitivity rating of 50 to 500 mV/G, meaning it is capable of detecting very small changes in magnetic fields. It also has a wide range of operating temperatures, from -40 to +130 degrees Celsius, making it suitable for use in a variety of environments. Additionally, the DH7ML has an input operating voltage of 5V to 24V, making it compatible with a variety of different power sources.

The DH7ML also has several safety features, such as an over-current protection feature, which limits the flow of current in the sensor in order to protect it from damage due to excessive power or over-heating. The device also has short circuit protection and reverse polarity protection, which keeps the sensor from damage due to accidental connections during installation.

Overall, the DH7ML is an ideal choice for applications where ultra-low power consumption, accuracy, and safety are essential. It is used in many devices for a wide range of motion and/or position sensing applications. Its Hall element and protective features make it a reliable and versatile tool for many engineers, while its wide operating temperature and input voltage flexibility make it suitable for a variety of different environments and applications.

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