• +36V Terminal Voltage Range (DGND = V–)
• ±18V Terminal Voltage Range(DGND = V– + 18V)
• Analog: 10V to 36V (specified performance)
• Digital: 2.7V to 5.5V
• 7-bit: 127 Resistors (128 Taps)
• 5kΩ
• 10kΩ
• 50kΩ
• 100kΩ
• 25 mA (for 5kΩ)
• 12.5 mA (for 10 kΩ)
• 6.5 mA (for 50 kΩ and 100 kΩ)
• Zero-Scale to Full-Scale Wiper Operation
• Low Wiper Resistance: 75Ω (Typical)
• Low Tempco: Ratiometric (Potentiometer): 15 ppm Typical
• Ratiometric (Potentiometer): 15 ppm Typical
• SPI Serial Interface(10 MHz, Modes 0,0 and 1,1)
• Shutdown Pin (SHDN)
• Terminal Control (TCON) Register
• Write Latch (WLAT) Pin to control update of Volatile Wiper Register (such as Zero Crossing)
• Digital Supply (VL/DGND); 1.5V Typical
• Analog Supply (V+ / V-); 3.5V Typical
• Serial Interface Inactive Current (3 µA Typical)
• 3dB Bandwidth: 500 kHz Typical (5.0 kΩ Device)
• Extended Temperature Range (-40°C to +125°C)
• Package Types: TSSOP-14 and QFN-20 (5x5)

MCP41HV31 is a single-channel, high voltage digital potentiometer (Digipot) family that supports 10V ~36V or +/-5V to +/-18V power rails. It features 7-bit resolution with SPI interface. This family is available in TSSOP-14 and QFN-20 (5x5) packages and has 5kΩ, 10 kΩ, 50 kΩ, and 100 kΩ end-to-end resistance(RAB) options . All parts are guaranteed to operate over –40°C to +125°C extended temperature range.

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.