Microchip Technology

MCP4431-503E/ST  

Digital Potentiometers

MCP4431-503E/ST Description

The MCP4431-503E/ST is a high-performance, digital potentiometer from Microchip Technology, designed to offer precise control and flexibility in a wide range of applications. This IC is a 4-circuit, 50kOhm digital potentiometer with 129 taps, providing a linear taper and selectable address feature. It operates over a supply voltage range of 1.8V to 5.5V and is compliant with the ROHS3 standard. The MCP4431-503E/ST is available in a 20-TSSOP package and is packaged in a tube, making it suitable for surface mount applications.

MCP4431-503E/ST Features

• Configuration: Potentiometer
• Number of Taps: 129
• Memory Type: Volatile
• Voltage - Supply: 1.8V ~ 5.5V
• RoHS Status: ROHS3 Compliant
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• Tolerance: ±20%
• Mounting Type: Surface Mount
• Number of Circuits: 4
• Resistance - Wiper (Ohms) (Typ): 75
• Taper: Linear
• Interface: I2C
• Selectable Address: Unique feature over similar models

MCP4431-503E/ST Applications

The MCP4431-503E/ST is ideal for applications requiring precise control over resistance values, such as:

1. Audio Equipment: For adjusting volume and tone controls in audio devices.
2. Industrial Controls: For setting and maintaining specific resistance values in control systems.
3. Sensor Calibration: For calibrating sensors that require precise resistance adjustments.
4. Automotive Applications: For controlling various electronic systems in vehicles, such as climate control and lighting.

Conclusion of MCP4431-503E/ST

The MCP4431-503E/ST digital potentiometer from Microchip Technology offers a unique combination of features and performance benefits, making it an ideal choice for a wide range of applications. Its selectable address feature, linear taper, and I2C interface provide flexibility and ease of use, while its ±20% tolerance ensures accurate resistance adjustments. With its RoHS3 compliance and moisture sensitivity level of 1, the MCP4431-503E/ST is a reliable and versatile solution for various electronic systems.

MCP4431-503E/ST Documents

Download datasheets and manufacturer documentation for MCP4431-503E/ST

Datasheets :

Digital Pot Design Guide       MCP443x/5x      

PCN Packaging :

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

PCN Design/Specification :

Lead Frame Update 16/Apr/2015      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH