Microchip Technology

MCP4142-104E/MF  

Digital Potentiometers

MCP4142-104E/MF Description

The MCP4142-104E/MF is a digital potentiometer designed by Microchip Technology, offering a versatile and reliable solution for applications requiring precise resistance control. This device features a 100kΩ rheostat configuration with a linear taper, providing a wide range of resistance adjustment through its 129 tap points. The MCP4142-104E/MF operates within a supply voltage range of 1.8V to 5.5V, making it suitable for various power supply environments. It also boasts a low temperature coefficient of 150ppm/°C, ensuring stable performance across different temperature conditions.

The device is housed in a surface-mount 8DFN package, which is both compact and robust, ideal for space-constrained designs. The MCP4142-104E/MF is part of the WiperLock™ series, which offers enhanced reliability and performance. It is RoHS3 compliant and REACH unaffected, meeting stringent environmental and regulatory standards. The moisture sensitivity level (MSL) of 1 (unlimited) ensures that the device can be safely stored and handled without the risk of moisture-related damage.

MCP4142-104E/MF Features

• Configuration: Rheostat, providing a single-ended resistance adjustment.
• Resistance: 100kΩ with a tolerance of ±20%, offering a broad range of resistance values.
• Number of Taps: 129 tap points for fine resistance control.
• Temperature Coefficient: 150ppm/°C, ensuring stable performance across a wide temperature range.
• Supply Voltage: 1.8V to 5.5V, compatible with various power supply systems.
• Interface: SPI, allowing for easy digital control and integration.
• Wiper Resistance: 75Ω typical, minimizing the impact on circuit performance.
• Package: Surface-mount 8DFN, suitable for compact and high-density designs.
• Regulatory Compliance: RoHS3 compliant and REACH unaffected, meeting environmental standards.
• Moisture Sensitivity: MSL 1 (unlimited), ensuring safe storage and handling.

MCP4142-104E/MF Applications

The MCP4142-104E/MF is ideal for a variety of applications where precise resistance control is required. Its linear taper and wide resistance range make it suitable for:

• Audio Applications: Volume control and tone adjustment in audio equipment.
• Sensor Interfaces: Adjusting gain and offset in sensor signal conditioning circuits.
• Power Management: Controlling resistance in power supply circuits to optimize efficiency.
• Medical Devices: Precision control in medical instrumentation where stability and reliability are critical.
• Industrial Automation: Calibration and adjustment of control systems in industrial environments.

Conclusion of MCP4142-104E/MF

The MCP4142-104E/MF digital potentiometer from Microchip Technology stands out for its combination of precise resistance control, robust performance, and regulatory compliance. Its 100kΩ rheostat configuration with 129 tap points and a low temperature coefficient of 150ppm/°C make it an excellent choice for applications requiring stable and precise resistance adjustment. The surface-mount 8DFN package ensures it fits seamlessly into compact designs, while its SPI interface facilitates easy digital control. Whether used in audio equipment, sensor interfaces, or industrial automation, the MCP4142-104E/MF offers a reliable and versatile solution, making it a preferred choice for engineers and designers in the electronics industry.

MCP4142-104E/MF Documents

Download datasheets and manufacturer documentation for MCP4142-104E/MF

PCN Assembly/Origin :

Assembly Site 27/Jan/2021      

Datasheets :

MCP414x/416x/424x/426x      

PCN Packaging :

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

Design Resources :

MCP4142 Development Tool Selector      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH