Microchip Technology

MCP4161-503E/SN  

Digital Potentiometers

MCP4161-503E/SN Description

The MCP4161-503E/SN is a digital potentiometer from Microchip Technology, designed to provide precise resistance control in a compact surface-mount package. This device features a 50kΩ resistance with a tolerance of ±20%, making it suitable for a wide range of applications requiring adjustable resistance. The MCP4161-503E/SN operates within a supply voltage range of 1.8V to 5.5V and offers a temperature coefficient of 150ppm/°C, ensuring stable performance across varying temperature conditions. With 257 taps and a linear taper, this potentiometer provides fine-grained resistance adjustment. The device is housed in an 8-SOIC package and is available in tube packaging. It is REACH unaffected and RoHS3 compliant, meeting stringent environmental and safety standards.

MCP4161-503E/SN Features

• Configuration: Potentiometer with a linear taper, providing consistent resistance change per step.
• Resistance: 50kΩ with a tolerance of ±20%, offering flexibility in circuit design.
• Number of Taps: 257 taps allow for precise resistance adjustment.
• Voltage - Supply: Operates within a wide range of 1.8V to 5.5V, suitable for various power supply configurations.
• Temperature Coefficient: 150ppm/°C ensures minimal resistance drift over temperature variations.
• Interface: SPI interface for easy digital control and integration with microcontrollers.
• Moisture Sensitivity Level (MSL): Level 1 (Unlimited), suitable for surface-mount assembly processes.
• Series: WiperLock™ series, offering enhanced performance and reliability.
• Resistance - Wiper: 75Ω typical, ensuring low wiper resistance for minimal signal loss.
• Number of Circuits: Single circuit design simplifies integration and reduces complexity.
• Package: 8-SOIC package, ideal for surface-mount applications and compact designs.
• Compliance: REACH unaffected and RoHS3 compliant, ensuring environmental and safety standards are met.

MCP4161-503E/SN Applications

The MCP4161-503E/SN is ideal for applications requiring precise resistance control and digital adjustment. Key use cases include:

• Audio Systems: Volume control and tone adjustment in audio equipment.
• Power Management: Adjustable voltage dividers and current limiters in power supply circuits.
• Sensor Calibration: Fine-tuning sensor outputs in industrial and consumer electronics.
• Medical Devices: Precision control in medical instrumentation and diagnostic equipment.
• Automotive Electronics: Calibration and adjustment of electronic control units.
• Consumer Electronics: Adjustable settings in various consumer devices, such as display brightness control.

Conclusion of MCP4161-503E/SN

The MCP4161-503E/SN digital potentiometer from Microchip Technology stands out for its precise resistance control, wide operating voltage range, and robust compliance with environmental and safety standards. Its 257 taps and linear taper provide fine-grained adjustment, making it suitable for applications requiring high precision. The SPI interface simplifies integration with digital systems, while the WiperLock™ series ensures reliable performance. With its compact 8-SOIC package and surface-mount compatibility, the MCP4161-503E/SN is an excellent choice for designers seeking a versatile and reliable digital potentiometer solution.

MCP4161-503E/SN Documents

Download datasheets and manufacturer documentation for MCP4161-503E/SN

PCN Assembly/Origin :

Manufacturing Change 16/Feb/2022      

Datasheets :

MCP414x/416x/424x/426x      

PCN Packaging :

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

Design Resources :

MCP4161 Development Tool Selector      

PCN Design/Specification :

SOIC-8L Copper Bond Wire 18/Dec/2013      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH