Microchip Technology

MCP4351-104E/ST  

Digital Potentiometers

MCP4351-104E/ST Description

The MCP4351-104E/ST is a high-performance digital potentiometer designed by Microchip Technology, offering a robust and versatile solution for applications requiring precise resistance control. This 100kΩ digital potentiometer features a linear taper and 257 taps, providing fine-grained control over resistance settings. The device operates within a wide supply voltage range of 1.8V to 5.5V, making it suitable for various power supply configurations. The MCP4351-104E/ST is housed in a 20-TSSOP package and is available in a tube package type, ensuring ease of integration into surface-mount designs.

MCP4351-104E/ST Features

• Configuration: Potentiometer with 257 taps, offering high-resolution resistance control.
• Resistance: 100kΩ with a tolerance of ±20%, ensuring reliable performance across a wide range of applications.
• Taper: Linear, providing consistent and predictable resistance changes.
• Interface: SPI, enabling easy communication and control with microcontrollers and other digital systems.
• Memory Type: Volatile, allowing dynamic adjustment of resistance settings.
• Temperature Coefficient: 150ppm/°C (typical), ensuring stable performance over a wide temperature range.
• Voltage - Supply: 1.8V to 5.5V, compatible with a variety of power supply voltages.
• Resistance - Wiper (Ohms) (Typ): 75Ω, ensuring low resistance for the wiper terminal.
• Number of Circuits: 4, providing multiple channels for complex resistance control applications.
• Compliance: REACH Unaffected and ROHS3 Compliant, ensuring environmental safety and regulatory compliance.
• Moisture Sensitivity Level (MSL): 1 (Unlimited), making it suitable for a wide range of manufacturing environments.

MCP4351-104E/ST Applications

The MCP4351-104E/ST is ideal for applications requiring precise and dynamic resistance control. Its high-resolution tap settings and linear taper make it suitable for:

• Audio Applications: Volume control and tone adjustment in audio systems.
• Medical Equipment: Precision control in medical devices requiring accurate resistance settings.
• Industrial Automation: Variable resistance control in sensors and actuators.
• Consumer Electronics: Adjustable resistance in various consumer devices.
• Automotive Systems: Dynamic resistance control in automotive electronics.

Conclusion of MCP4351-104E/ST

The MCP4351-104E/ST digital potentiometer from Microchip Technology stands out for its high-resolution control, wide operating voltage range, and versatile packaging. Its linear taper and 257 taps provide precise resistance adjustments, making it ideal for applications requiring fine control. The device's compliance with environmental standards and its robust performance characteristics ensure it is a reliable choice for a variety of industries. Whether used in audio systems, medical equipment, or industrial automation, the MCP4351-104E/ST offers a reliable and efficient solution for dynamic resistance control.

MCP4351-104E/ST Documents

Download datasheets and manufacturer documentation for MCP4351-104E/ST

Datasheets :

MCP433x,435x      

PCN Packaging :

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

Design Resources :

MCP4351 Development Tool Selector      

PCN Design/Specification :

Lead Frame Update 16/Apr/2015      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH