Microchip Technology

MCP4251-502E/P  

Digital Potentiometers

MCP4251-502E/P Description

The MCP4251-502E/P from Microchip Technology is a dual-channel, 5kΩ digital potentiometer with 257 taps, offering precise resistance adjustment via SPI interface. Designed for through-hole mounting (14DIP), it operates within a 1.8V to 5.5V supply range, making it versatile for low-voltage and battery-powered applications. This volatile-memory device features a linear taper and a ±20% tolerance, with a low wiper resistance of 75Ω (typ) and a 150ppm/°C temperature coefficient, ensuring stable performance across varying conditions.

MCP4251-502E/P Features

• Dual-channel configuration: Independent control of two 5kΩ potentiometers in a single package.
• High resolution: 257 taps provide fine-grained adjustment for precision applications.
• Wide voltage range: Operates from 1.8V to 5.5V, compatible with 3.3V and 5V systems.
• SPI interface: Enables easy digital control, ideal for microcontroller-based designs.
• Low wiper resistance (75Ω): Minimizes signal distortion in analog circuits.
• RoHS3 compliant & REACH unaffected: Meets environmental and regulatory standards.
• Robust packaging: 14DIP tube packaging ensures durability and ease of prototyping.

MCP4251-502E/P Applications

• Analog signal conditioning: Adjust gain, offset, or bias in op-amp circuits.
• Programmable voltage dividers: Used in sensor calibration or reference voltage generation.
• Audio equipment: Volume control or tone adjustment in portable devices.
• Industrial automation: Replace mechanical potentiometers in control systems for higher reliability.
• Test & measurement: Dynamic resistance tuning in lab equipment or prototyping.

Conclusion of MCP4251-502E/P

The MCP4251-502E/P stands out for its dual-channel flexibility, SPI control, and wide voltage range, making it a superior choice for precision analog designs. Its low wiper resistance and high resolution cater to demanding applications in audio, industrial, and test systems, while its through-hole package simplifies integration. For engineers seeking a reliable, digitally programmable potentiometer, this device offers an optimal balance of performance and ease of use.

MCP4251-502E/P Documents

Download datasheets and manufacturer documentation for MCP4251-502E/P

PCN Assembly/Origin :

Mult Dev 13/Apr/2020      

Datasheets :

MCP413x,415x,423x,425x      

PCN Packaging :

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

Design Resources :

MCP4251 Development Tool Selector      

HTML Datasheet :

MCP413x,415x,423x,425x      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH