Microchip Technology

MCP4331-104E/ML  

Digital Potentiometers

MCP4331-104E/ML Description

The MCP4331-104E/ML is a digital potentiometer designed by Microchip Technology, offering a versatile and reliable solution for applications requiring precise resistance control. This IC features a1 00kΩ resistance with a tolerance of ±20%, making it suitable for a wide range of electronic circuits. The device supports a supply voltage range of 1.8V to 5.5V, ensuring compatibility with various power supply configurations. It is housed in a 20-QFN package, which is ideal for surface mount applications, providing a compact and robust solution for modern electronics.

MCP4331-104E/ML Features

• Configuration: The MCP4331-104E/ML is configured as a potentiometer, offering 129 taps for fine resistance adjustment. This high number of taps provides precise control over resistance values, making it suitable for applications requiring high-resolution adjustments.
• Interface: The device communicates via the SPI interface, enabling easy integration with microcontrollers and other digital systems. This interface allows for rapid and accurate control of the potentiometer settings.
• Memory Type: The MCP4331-104E/ML features volatile memory, which means that the resistance settings are maintained as long as power is supplied. This is advantageous for applications where dynamic adjustments are required.
• Temperature Coefficient: With a typical temperature coefficient of 150ppm/°C, the MCP4331-104E/ML ensures stable performance across a wide temperature range, making it suitable for use in various environmental conditions.
• Resistance - Wiper: The typical resistance of the wiper is 75Ω, ensuring low contact resistance and minimal signal loss.
• Taper: The linear taper provides a consistent change in, resistance which is ideal for applications requiring a predictable and linear response.
• Compliance: The MCP4331-104E/ML is REACH unaffected and RoHS3 compliant, ensuring that it meets the latest environmental and safety standards.
• Moisture Sensitivity Level: The MSL rating of 3 (168 hours) ensures that the device can withstand typical manufacturing processes without degradation.

MCP4331-104E/ML Applications

The MCP4331-104E/ML is ideal for applications requiring precise control resistance, such as:

• Audio Systems: For volume control and tone adjustment, the linear taper and high resolution provide smooth and accurate control.
• Industrial Controls: In systems requiring adjustable gain or offset, the MCP4331-104E/ML offers reliable and precise resistance control.
• Medical Devices: For applications such as adjustable medical equipment, the device’s stability and compliance with environmental standards make it a suitable choice.
• Automotive Electronics: The wide temperature range and robustness make it suitable for automotive applications where reliability and performance are.

critical### Conclusion of MCP4331-104E/ML

The MCP4331-104E/ML from Microchip Technology stands out as a high-performance digital potentiometer, offering a combination of precise resistance control, robustness, and compatibility. Its 129 taps and linear taper provide high-resolution adjustments, while the SPI interface ensures seamless integration with digital systems. The device’s compliance with environmental standards and its ability to operate within a wide temperature range make it a versatile choice for a variety of applications. Whether used in audio systems, industrial controls, medical devices, or automotive electronics, the MCP4331-104E/ML delivers reliable performance and precise control, making it an excellent choice for engineers and designers in the electronics industry.

MCP4331-104E/ML Documents

Download datasheets and manufacturer documentation for MCP4331-104E/ML

PCN Assembly/Origin :

Assembly Site 22/Nov/2023      

Datasheets :

MCP433x,435x      

PCN Packaging :

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

Design Resources :

MCP4331 Development Tool Selector      

PCN Design/Specification :

CuPdAu wire 25/Nov/2016       Lead Frame Update 16/Feb/2015      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH