DS1666S-10

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The DS1666S-10 is a digital potentiometer with an application in the field of data acquisition. It is a type of electronic component that allows for adjustment of electrical resistance over a range. The device works by generating stable voltage gradients between digital signals such as a 0-10 volt range and an analog voltage level. As the digital signal changes, potentiometers adjust the level of resistance accordingly, allowing for digital control of analog devices.

The DS1666S-10 has 8-80k ohm and 10-turn resolution, making it a suitable choice for applications requiring precise control. It also features a self-centering wiper, two independent channels, and non-volatile memory. This potentiometer is ideal for applications where accurate analog control is needed over longer ranges, such as motor speed control, heat regulation, and process instrumentation.

The DS1666S-10 is also highly reliable, having passed standard tests of a thousand cycles and being able to withstand conditions of extreme temperatures and humidity. Additionally, the part is RoHS compliant and offers low power consumption.

The DS1666S-10 works by utilizing the MCP4017 digital-to-analog converter from Microchip Technology. This chip has two 8-bit digital-to-analog converters, which allow for the control of two potentiometers independently. The MCP4017 translates the digital input signals into analog signals, which are then sent to the digital pot. This creates a voltage divider circuit, where one side is connected to the power supply and the other to ground, with the resistor’s wiper being in the center of the two. Variations in the digital signal causes the wiper to move, resulting in changes in resistance. This causes the voltage output of the potentiometer to change, allowing for the precise control of analog devices.

The DS1666S-10 is a powerful and reliable device that offers a range of advantages in data acquisition applications. It offers excellent precision in even long resistance ranges, making it ideal for motor speed control, heat regulation and process instrumentation. Moreover, the device is highly reliable and RoHS compliant, ensuring that it can be used in a variety of settings with no compromise to safety or performance.

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