Microchip Technology

MCP4441-503E/ST  

Digital Potentiometers

MCP4441-503E/ST Description

The MCP4441-503E/ST is a digital potentiometer from Microchip Technology, designed for precision control and adjustment in various electronic applications. This device features a 50kΩ resistance with a tolerance of ±20%, making it suitable for applications requiring precise resistance control. The MCP4441-503E/ST operates within a supply voltage range of 1.8V to 5.5V and offers a temperature coefficient of 150ppm/°C, ensuring stable performance across varying temperatures. The device includes 129 taps and a linear taper, providing fine-grained control over resistance values. The MCP4441-503E/ST is packaged in a 20-TSSOP package and is available in a tube, making it ideal for surface mount applications. It is REACH unaffected and ROHS3 compliant, ensuring environmental and regulatory compliance.

MCP4441-503E/ST Features

The MCP4441-503E/ST offers several unique features that set it apart from similar models:

• Selectable Address: This feature allows multiple devices to be connected to the same I2C bus without address conflicts, simplifying system design and integration.
• WiperLock™ Series: The WiperLock™ series ensures reliable performance by providing a stable wiper resistance of 75Ω (typical), which is crucial for maintaining consistent signal integrity.
• I2C Interface: The I2C interface enables easy communication with microcontrollers and other digital systems, facilitating seamless integration into modern electronic designs.
• 129 Taps and Linear Taper: The high number of taps combined with a linear taper provides precise control over resistance values, making it suitable for applications requiring fine adjustments.
• Low Temperature Coefficient: The 150ppm/°C temperature coefficient ensures that the resistance remains stable over a wide temperature range, enhancing the reliability of the device in various environmental conditions.

MCP4441-503E/ST Applications

The MCP4441-503E/ST is ideal for a wide range of applications where precise resistance control is essential. Some specific use cases include:

• Audio Applications: The MCP4441-503E/ST can be used in audio systems to control volume levels and other audio parameters with high precision.
• Sensor Calibration: In sensor applications, the device can be used to calibrate sensor outputs, ensuring accurate and reliable measurements.
• Power Management: The digital potentiometer can be employed in power management circuits to adjust voltage levels and optimize power consumption.
• Medical Devices: The stability and precision of the MCP4441-503E/ST make it suitable for medical devices where accurate resistance control is critical for patient safety and device performance.
• Industrial Control Systems: The device can be used in industrial control systems to adjust control parameters and ensure consistent operation.

Conclusion of MCP4441-503E/ST

The MCP4441-503E/ST is a versatile and reliable digital potentiometer that offers a combination of high precision, stability, and ease of integration. Its unique features, such as selectable address and the WiperLock™ series, provide significant advantages over similar models, making it an ideal choice for a variety of applications. Whether used in audio systems, sensor calibration, or industrial control, the MCP4441-503E/ST ensures consistent performance and precise control, making it a valuable component in modern electronic designs.

MCP4441-503E/ST Documents

Download datasheets and manufacturer documentation for MCP4441-503E/ST

Datasheets :

MCP444x,446x      

PCN Packaging :

MBB/Label Chgs 16/Nov/2018       Label and Packing Changes 23/Sep/2015      

PCN Design/Specification :

Lead Frame Update 16/Apr/2015      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH