Microchip Technology

MCP4641-104E/ST  

Digital Potentiometers

MCP4641-104E/ST Description

The MCP4641-104E/ST is a high-performance digital potentiometer from Microchip Technology, designed to provide precise and flexible resistance control in a wide range of electronic applications. This device features a 100kΩ resistance with a ±20% tolerance, ensuring reliable performance across various operating conditions. The MCP4641-104E/ST is housed in a 14-TSSOP package, making it suitable for surface-mount applications and ideal for compact designs.

With a temperature coefficient of 150ppm/°C, the MCP4641-104E/ST ensures stable resistance values over a broad temperature range, from -40°C to +85°C. The device operates on a supply voltage of 1.8V to 5.5V, offering compatibility with a variety of power supply configurations. The MCP4641-104E/ST also boasts a low wiper resistance of 75Ω (typical), which minimizes signal attenuation and improves overall circuit performance.

MCP4641-104E/ST Features

• Selectable Address: The MCP4641-104E/ST supports selectable addresses, allowing multiple devices to be connected on the same I2C bus without address conflicts. This feature is particularly useful in complex systems where multiple potentiometers are required.
• Linear Taper: The linear taper ensures a consistent and predictable change in resistance as the wiper position is adjusted, making it ideal for applications requiring precise control.
• 129 Taps: With 129 discrete tap positions, the MCP4641-104E/ST offers fine granularity in resistance adjustment, providing precise control over the resistance value.
• I2C Interface: The I2C interface simplifies communication and control, allowing the potentiometer to be easily integrated into systems with existing I2C infrastructure.
• Compliance and Reliability: The MCP4641-104E/ST is REACH unaffected and RoHS3 compliant, ensuring it meets the latest environmental and safety standards. The device also has a moisture sensitivity level (MSL) of 1, making it suitable for a wide range of manufacturing environments.

MCP4641-104E/ST Applications

The MCP4641-104E/ST is well-suited for a variety of applications where precise resistance control is required. Some specific use cases include:

• Audio Systems: The linear taper and precise resistance control make the MCP4641-104E/ST ideal for volume control and tone adjustment in audio equipment.
• Industrial Control: The device's robustness and wide operating temperature range make it suitable for industrial applications, such as motor control and sensor interfacing.
• Medical Devices: The MCP4641-104E/ST's compliance with environmental and safety standards makes it a reliable choice for medical equipment where precision and reliability are critical.
• Consumer Electronics: The compact size and surface-mount package make it suitable for consumer electronics, such as smartphones, tablets, and other portable devices.

Conclusion of MCP4641-104E/ST

The MCP4641-104E/ST from Microchip Technology is a versatile and high-performance digital potentiometer that offers precise resistance control and a wide range of features. Its selectable address, linear taper, and 129 tap positions provide unparalleled flexibility and precision, making it an excellent choice for a variety of applications. The device's compliance with environmental and safety standards, along with its robustness and reliability, ensures it meets the demands of modern electronics. Whether used in audio systems, industrial control, medical devices, or consumer electronics, the MCP4641-104E/ST stands out as a reliable and efficient solution for precise resistance control.

MCP4641-104E/ST Documents

Download datasheets and manufacturer documentation for MCP4641-104E/ST

PCN Assembly/Origin :

Qualification Copper Wire 17/Mar/2014      

Datasheets :

MCP454x,456x,464x,466x      

PCN Packaging :

Packing Changes 10/Oct/2016       Label and Packing Changes 23/Sep/2015      

Design Resources :

MCP4641 Development Tool Selector      

HTML Datasheet :

MCP454x,456x,464x,466x      

PCN Design/Specification :

Lead Frame Cancel 08/Feb/2017       Lead Frame 10/Jan/2017      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH