Microchip Technology

MCP4261-103E/ST  

Digital Potentiometers

MCP4261-103E/ST Description

The MCP4261-103E/ST from Microchip Technology is a dual-channel, 10kΩ digital potentiometer featuring 257 tap points for precise resistance adjustment. Designed for surface-mount applications, it operates within a 1.8V to 5.5V supply range, making it suitable for low-voltage systems. The device utilizes an SPI interface for digital control, enabling seamless integration into microcontroller-based designs. With a ±20% tolerance and a 150ppm/°C temperature coefficient, it delivers stable performance across industrial temperature ranges. Packaged in a 14-TSSOP tube, it is ROHS3 compliant and REACH unaffected, meeting stringent environmental standards.

MCP4261-103E/ST Features

• Dual-channel configuration: Two independent potentiometers in a single package.
• High resolution: 257 taps provide fine-grained resistance adjustment.
• Low wiper resistance: 75Ω (typical) minimizes signal distortion.
• WiperLock™ technology: Ensures wiper position retention during power cycles.
• Wide voltage range: Operates from 1.8V to 5.5V, ideal for battery-powered devices.
• SPI interface: Enables fast, reliable digital communication.
• Industrial robustness: MSL 1 (unlimited) moisture sensitivity and -40°C to +125°C operating range.

MCP4261-103E/ST Applications

• Audio equipment: Volume and tone control in portable devices.
• Industrial automation: Calibration and sensor trimming.
• Test & measurement: Programmable resistance for lab equipment.
• Consumer electronics: Brightness/contrast adjustment in displays.
• IoT devices: Low-power, digitally controlled circuits.

Conclusion of MCP4261-103E/ST

The MCP4261-103E/ST stands out for its high resolution, dual-channel design, and robust performance in low-voltage applications. Its SPI interface and WiperLock™ technology make it a reliable choice for systems requiring non-volatile memory and precise resistance control. Ideal for portable, industrial, and consumer electronics, this digital potentiometer combines flexibility with durability, offering engineers a versatile solution for analog signal conditioning.

MCP4261-103E/ST Documents

Download datasheets and manufacturer documentation for MCP4261-103E/ST

PCN Assembly/Origin :

Qualification Copper Wire 17/Mar/2014      

Datasheets :

MCP414x/416x/424x/426x      

PCN Packaging :

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

Design Resources :

MCP4261 Development Tool Selector      

PCN Design/Specification :

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

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH