SSCSNBN400MGAA3

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Pressure sensors and transducers are devices commonly used to measure pressure. Commonly used pressure transducers are generally divided into electronic digital pressure transducers and analog pressure transducers.

The SSCSNBN400MGAA3 is a common digital pressure transducer. It is a pressure sensing device with an amplifier integrated in the same package. With its easy sample to sample interval and the slim profile of approximately 3.75mm in thickness, this device is well suited for a variety of high-pressure sensing applications.

The SSCSNBN400MGAA3 consists of a pressure-sensing element, signal-conditioning IC, and built-in force strain-gage. This device is available in a variety of pressure ranges from 5 to 275 kPa (0.5 to 28.5 bars) and is operated in a temperature range of -40°C to 85°C. It has a built-in amplifier for easy signal conditioning and can be interfaced to digital systems enabling computer-based monitoring with minimal external circuitry.

The output impedance of SSCSNBN400MGAA3 is 750Ω. This pressure transducer provides a linear voltage output in voltage mV/kPa based on a typical gage factor range of 2.5. It features a programmable digital filter, power-on reset circuits, low-pass analog filter and other features.

The working principle of the SSCSNBN400MGAA3 is based on strain-gage technology. This strain-gage is composed of a Wheatstone bridge circuit, which is a four leg resistor bridge circuit. The resistor bridge involves four resistor elements that measure the dynamic strain present due to a pressure variation within a medium. This bridge circuit produces an output voltage at the Bridge Contact Pins. Depending on the pressure produced by the medium, the bridge circuit resistors will undergo a certain amount of strain, which in turn will increase or decreases the resistance of the bridge accordingly. The circuit also includes an excitation circuit, which supplies a constant voltage to the bridge circuit, allowing for more accurate measurements.

The SSCSNBN400MGAA3 is primarily used in applications where accuracy and performance in extreme environments is important. It can be used for measurements of hydraulic or pneumatic pressures in industrial and off-highway vehicle systems such as off-road vehicles, heavy-duty trucks, power steering areas, and agricultural vehicles. It is also used in industrial applications like process control, robotics, educational systems, factory automation, and medical applications.

In summary, the SSCSNBN400MGAA3 serves as a useful digital pressure transducer for various medium and high-pressure sensing applications. Its built-in amplifier integrated with the strain-gage technology, can accurately sense the pressure in an environment and transmit data to a digital system for further analysis. Also, by having a wide temperature range capability, this device can be used in extreme temperatures making it suitable for a variety of industrial and off-highway vehicle applications.

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