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MCP4131
  • MCP4131
  • MCP4131
  • MCP4131
  • MCP4131

MCP4131

In Production

The MCP41/423X devices are volatile, 7-bit (129 wiper steps) digital potentiometers with an SPI compatible interface. The MCP41/42XX family is available with end-to-end resistor values of 5KΩ, 10KΩ, 50kΩ and 100KΩ. These devices offer a variety of configurations simplifying design while minimizing cost, package size and pin count.We welcome questions, comments and recommendations for improvements to this page - please contact us at: Digipotwebrequests@microchip.com if you have any; please mention the part number in the email subject header....

Microchip Technology MCP4131 Product Info

16 April 2026 0

Parameters

# of Steps b (bit)

129

RAB kΩ (kilo ohm)

5, 10, 50, 100

Features

  • 7-bit: 128 Resistors with 129 Taps to VSS and VDD
  • SPI compatible interface
  • Automatic Recall of Potentiometer Wiper Settings Resistance Values: 5kΩ, 10kΩ, 50kΩ, 100kΩ
  • Absolute (Rheostat): <100 ppm (typ.)
  •  Ratiometric (Potentiometer): <10 ppm (typ.) 
  • Low Wiper Resistance: 100Ω (typ.) 
  • Low-Power Operation: 1µA Max Static Current 
  • Wide Operating Voltage: 1.8V to 5.5V
  • Extended Temperature Range: -40°C to +125°C

Description

The MCP41/423X devices are volatile, 7-bit (129 wiper steps) digital potentiometers with an SPI compatible interface. The MCP41/42XX family is available with end-to-end resistor values of 5KΩ, 10KΩ, 50kΩ and 100KΩ. These devices offer a variety of configurations simplifying design while minimizing cost, package size and pin count.


We welcome questions, comments and recommendations for improvements to this page - please contact us at: Digipotwebrequests@microchip.com if you have any; please mention the part number in the email subject header.

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