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MCP4441-104E/ST

MCP4441-104E/ST Description

The MCP4441-104E/ST is a digital potentiometer from Microchip Technology, featuring a 100kΩ resistance with a ±20% tolerance and a linear taper. This device is part of the WiperLock™ series and is designed for surface mount applications in a 20-TSSOP package. It operates within a supply voltage range of 1.8V to 5.5V and offers a temperature coefficient of 150ppm/°C. The MCP4441-104E/ST includes 129 taps and a typical wiper resistance of 75Ω. It supports I2C interface communication and provides selectable address features, making it highly versatile for various electronic designs.

MCP4441-104E/ST Features

• Digital Potentiometer Configuration: The MCP4441-104E/ST is configured as a digital potentiometer, offering precise control over resistance values.
• Wide Supply Voltage Range: With a supply voltage range of 1.8V to 5.5V, this device is suitable for a variety of power supply configurations.
• Low Temperature Coefficient: The 150ppm/°C temperature coefficient ensures stable performance across different operating temperatures.
• Selectable Address: This feature allows multiple devices to be connected on the same I2C bus without address conflicts.
• Linear Taper: The linear taper ensures a consistent change in resistance as the wiper moves, ideal for applications requiring predictable resistance adjustments.
• High Tap Count: The 129 taps provide fine granularity in resistance adjustment, enhancing the precision of the device.
• Low Wiper Resistance: The typical wiper resistance of 75Ω minimizes the impact of the wiper on the overall resistance, ensuring accurate resistance values.
• Compliance and Reliability: The MCP4441-104E/ST is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards. The moisture sensitivity level (MSL) of 1 (Unlimited) makes it suitable for various manufacturing environments.

MCP4441-104E/ST Applications

The MCP4441-104E/ST is ideal for applications requiring precise resistance control and digital interfacing. Some specific use cases include:

• Audio Applications: The linear taper and precise resistance control make it suitable for volume control and audio signal processing.
• Sensor Calibration: The ability to digitally adjust resistance allows for precise calibration of sensors in various industrial and consumer applications.
• Power Management: The wide supply voltage range and low temperature coefficient make it suitable for power management circuits where stable resistance is critical.
• Medical Devices: The high precision and reliability of the MCP4441-104E/ST make it suitable for medical devices requiring accurate resistance control.
• Automotive Electronics: The robustness and compliance with environmental standards make it ideal for automotive applications where reliability and precision are paramount.

Conclusion of MCP4441-104E/ST

The MCP4441-104E/ST from Microchip Technology is a versatile digital potentiometer with a wide range of features and benefits. Its high tap count, low temperature coefficient, and selectable address functionality set it apart from similar models, making it a preferred choice for applications requiring precise resistance control and digital interfacing. The device's compliance with environmental and safety standards further enhances its suitability for a broad range of industries. Whether used in audio applications, sensor calibration, or power management, the MCP4441-104E/ST delivers reliable performance and precise control, making it an essential component for modern electronic designs.