Microchip Technology

MCP4251T-104E/SL  

Digital Potentiometers

MCP4251T-104E/SL Description

The MCP4251T-104E/SL is a digital potentiometer manufactured by Microchip Technology. It is designed for applications requiring precise resistance control and adjustment. This device features a 100 kΩ resistance with a tolerance of ±20%, offering a wide range of resistance values for various electronic circuits. The MCP4251T-104E/SL is configured as a potentiometer with 257 taps, providing fine granularity in resistance adjustment. It operates within a supply voltage range of 1.8V to 5.5V, making it suitable for a variety of power supply environments. The device employs a linear taper, ensuring consistent resistance change across the adjustment range. Communication with the MCP4251T-104E/SL is facilitated through an SPI interface, enabling easy integration with microcontrollers and other digital systems.

MCP4251T-104E/SL Features

• Resistance and Tolerance: The MCP4251T-104E/SL offers a nominal resistance of 100 kΩ with a tolerance of ±20%, providing flexibility in circuit design.
• Number of Taps: With 257 taps, this digital potentiometer allows for precise resistance adjustments, making it ideal for applications requiring fine control.
• Supply Voltage Range: The device operates within a wide supply voltage range of 1.8V to 5.5V, ensuring compatibility with various power supply configurations.
• Memory Type: The MCP4251T-104E/SL features volatile memory, which means the resistance setting is maintained as long as power is applied.
• Interface: The SPI interface provides a straightforward method for digital control, allowing for seamless integration with microcontrollers and other digital systems.
• Temperature Coefficient: The device has a typical temperature coefficient of 150 ppm/°C, ensuring stable performance over a wide temperature range.
• Package Type: The MCP4251T-104E/SL is available in a surface-mount package, specifically in a Tape & Reel (TR) format, facilitating easy assembly and integration into PCB designs.

MCP4251T-104E/SL Applications

The MCP4251T-104E/SL is well-suited for a variety of applications where precise resistance control is essential. Some specific use cases include:

• Audio Applications: Adjusting volume levels in audio equipment.
• Sensor Calibration: Fine-tuning sensor outputs in various measurement systems.
• Automotive Systems: Controlling resistance in automotive electronic circuits.
• Medical Equipment: Adjusting resistance in medical devices for precise control.
• Industrial Control Systems: Managing resistance in industrial control panels and systems.

Conclusion of MCP4251T-104E/SL

The MCP4251T-104E/SL is a versatile digital potentiometer that offers precise resistance control with a wide range of taps and a linear taper. Its wide supply voltage range and SPI interface make it easy to integrate into various electronic systems. The device's 100 kΩ resistance and ±20% tolerance provide flexibility in circuit design, while its 150 ppm/°C temperature coefficient ensures stable performance across different operating conditions. The MCP4251T-104E/SL is ideal for applications in audio, automotive, medical, and industrial control systems, making it a reliable choice for engineers and designers seeking precise resistance adjustment.

MCP4251T-104E/SL Documents

Download datasheets and manufacturer documentation for MCP4251T-104E/SL

PCN Assembly/Origin :

Bond Wire 14/Feb/2017      

Datasheets :

MCP413x,415x,423x,425x      

PCN Packaging :

Reel Design Update 07/May/2015       Label and Packing Changes 23/Sep/2015      

Design Resources :

MCP4251 Development Tool Selector      

HTML Datasheet :

MCP413x,415x,423x,425x      

PCN Design/Specification :

Copper Bond Wire 5/Nov/2015      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH