Microchip Technology

MCP4252T-103E/UN  

Digital Potentiometers

MCP4252T-103E/UN Description

The MCP4252T-103E/UN is a digital potentiometer manufactured by Microchip Technology, designed to offer precise control and adjustment of resistance in electronic circuits. This device features a 10kΩ resistance with a tolerance of ±20%, making it suitable for a wide range of applications requiring high precision. The MCP4252T-103E/UN operates within a supply voltage range of 1.8V to 5.5V, ensuring compatibility with various power supply configurations. It employs a linear taper, providing a consistent and predictable change in resistance as the wiper position is adjusted. The device is housed in a surface-mount 10MSOP package, which is both compact and easy to integrate into modern PCB designs.

MCP4252T-103E/UN Features

• Configuration: Rheostat configuration with 257 taps, allowing for fine-tuned resistance control.
• Memory Type: Volatile memory ensures that the device's settings are maintained during operation but reset upon power loss, which can be advantageous for applications requiring dynamic adjustments.
• Interface: SPI interface for easy communication and control, facilitating integration into systems with microcontrollers or other digital control units.
• Temperature Coefficient: A typical temperature coefficient of 150ppm/°C ensures stable performance across a wide temperature range, making it suitable for applications in varying environmental conditions.
• Wiper Resistance: The typical wiper resistance of 75Ω ensures minimal impact on circuit performance, maintaining high accuracy and reliability.
• Compliance: REACH Unaffected and ROHS3 Compliant, ensuring environmental and regulatory standards are met.
• Moisture Sensitivity Level: MSL 1 (Unlimited), indicating the device is not sensitive to moisture, which is beneficial for manufacturing processes and long-term reliability.

MCP4252T-103E/UN Applications

The MCP4252T-103E/UN is ideal for applications requiring precise resistance control and adjustment. Some specific use cases include:

• Audio Equipment: Volume control and tone adjustment in audio systems, where precise resistance control is essential for high-quality sound reproduction.
• Industrial Control Systems: Calibration and adjustment of sensors and actuators, where the ability to fine-tune resistance can improve system accuracy and performance.
• Medical Devices: Precision control in medical equipment, such as adjustable gain settings in amplifiers or impedance matching in diagnostic devices.
• Consumer Electronics: Adjustable settings in devices like thermostats, where the MCP4252T-103E/UN can provide precise control over temperature settings.

Conclusion of MCP4252T-103E/UN

The MCP4252T-103E/UN digital potentiometer from Microchip Technology stands out for its combination of precise resistance control, versatile configuration options, and robust performance characteristics. Its 10kΩ resistance with a ±20% tolerance, linear taper, and 257 taps provide a high degree of precision and flexibility. The SPI interface and volatile memory type make it easy to integrate and control, while its compliance with environmental and regulatory standards ensures it meets industry requirements. The MCP4252T-103E/UN is well-suited for a variety of applications, from audio equipment to industrial control systems, making it a reliable choice for engineers and designers looking for a high-performance digital potentiometer.

MCP4252T-103E/UN Documents

Download datasheets and manufacturer documentation for MCP4252T-103E/UN

Datasheets :

MCP413x,415x,423x,425x      

PCN Packaging :

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

Design Resources :

MCP4252 Development Tool Selector      

HTML Datasheet :

MCP413x,415x,423x,425x      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH