Microchip Technology

MCP40D17T-503E/LT  

Digital Potentiometers

MCP40D17T-503E/LT Description

The MCP40D17T-503E/LT is a digital potentiometer from Microchip Technology, specifically designed for applications requiring precise resistance adjustment. It features a 50kOhm rheostat configuration with 128 taps, providing a high level of resolution for fine-tuning. The device operates over a wide voltage range of 1.8V to 5.5V, making it suitable for various power supply conditions. With a linear taper and a typical resistance wiper value of 155 Ohms, it offers consistent performance across its range.

MCP40D17T-503E/LT Features

• Configuration: Rheostat with 128 taps for high-resolution adjustments.
• Voltage - Supply: Wide range of 1.8V to 5.5V for compatibility with different power sources.
• Interface: I2C for easy integration with microcontrollers and other digital systems.
• Memory Type: Volatile, ensuring the potentiometer's position is retained only while power is applied.
• Tolerance: ±20%, which is standard for digital potentiometers, allowing for a predictable range of resistance values.
• Temperature Coefficient: 150ppm/°C, indicating minimal drift with temperature changes.
• RoHS Compliance: Compliant with ROHS3 standards, making it suitable for environmentally conscious designs.
• MSL: Level 1 (Unlimited), indicating no special precautions are needed for storage and handling.

MCP40D17T-503E/LT Applications

The MCP40D17T-503E/LT is ideal for applications where precise and programmable resistance adjustment is necessary. Some specific use cases include:

• Audio Equipment: For adjusting volume and tone controls in digital audio processing systems.
• Sensor Calibration: To fine-tune sensor readings for accurate measurements in industrial and scientific applications.
• Power Management: In power supply circuits to adjust output voltages or currents.
• Automotive Electronics: For customizable settings in vehicle infotainment systems or engine management.

Conclusion of MCP40D17T-503E/LT

The MCP40D17T-503E/LT stands out for its wide operating voltage range, high-resolution tap settings, and compatibility with I2C interfaces, making it a versatile choice for digital potentiometer applications. Its volatile memory type and RoHS compliance further enhance its appeal for applications requiring non-volatile settings and environmental considerations. With its robust specifications and performance benefits, the MCP40D17T-503E/LT is a reliable component for a variety of electronic systems requiring adjustable resistance.

MCP40D17T-503E/LT Documents

Download datasheets and manufacturer documentation for MCP40D17T-503E/LT

PCN Assembly/Origin :

SC70-6L Qualification 22/Aug/2013      

Datasheets :

MCP40D17/18/19      

PCN Packaging :

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

Design Resources :

MCP40D17 Development Tool Selector      

HTML Datasheet :

MCP40D17/18/19      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH