Microchip Technology

MCP6543-E/SN  

Linear Comparators

MCP6543-E/SN Description

The MCP6543-E/SN is a general-purpose comparator designed for a wide range of applications requiring precise signal comparison and minimal power consumption. Manufactured by Microchip Technology, this comparator is housed in a surface-mount package, making it suitable for compact and high-density circuit designs. The MCP6543-E/SN features a single element with a maximum quiescent current of 1µA, ensuring efficient power usage even in low-power applications. It operates within a supply voltage range of 1.6V to 5.5V, providing flexibility in power supply options.

MCP6543-E/SN Features

• High CMRR and PSRR: The MCP6543-E/SN boasts a typical Common Mode Rejection Ratio (CMRR) of 70dB and a Power Supply Rejection Ratio (PSRR) of 80dB. These high rejection ratios ensure that the comparator can accurately compare signals even in the presence of noise and supply voltage variations.
• Low Quiescent Current: With a maximum quiescent current of 1µA, the MCP6543-E/SN is ideal for battery-powered and low-power applications where energy efficiency is critical.
• Low Input Offset Voltage: The maximum input offset voltage is 7mV at 5.5V, ensuring accurate signal comparison and minimizing errors in the output.
• Low Input Bias Current: The comparator has a maximum input bias current of 1pA at 5.5V, which is crucial for maintaining signal integrity, especially in high-impedance applications.
• Fast Propagation Delay: The maximum propagation delay of 8µs ensures quick response times, making the MCP6543-E/SN suitable for applications requiring rapid signal processing.
• Moisture Sensitivity Level (MSL) 1: The comparator is rated MSL 1, indicating it is not moisture sensitive and can be stored and used without special handling considerations.
• Compliance and Safety: The MCP6543-E/SN is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards for electronics manufacturing.

MCP6543-E/SN Applications

The MCP6543-E/SN is versatile and can be used in a variety of applications due to its general-purpose design and low power consumption. Some specific use cases include:

• Battery Management Systems: The low quiescent current and wide supply voltage range make it suitable for monitoring battery levels and ensuring efficient power usage.
• Signal Processing: The high CMRR and PSRR ensure accurate signal comparison in noisy environments, making it ideal for signal processing applications.
• Industrial Automation: The comparator's fast propagation delay and low input offset voltage make it suitable for real-time control and monitoring systems in industrial settings.
• Consumer Electronics: The compact surface-mount package and low power consumption make it ideal for consumer electronics where space and energy efficiency are critical.

Conclusion of MCP6543-E/SN

The MCP6543-E/SN is a robust and versatile comparator that offers a combination of high performance and low power consumption. Its high CMRR and PSRR, low quiescent current, and low input offset voltage make it a standout choice for applications requiring precise signal comparison and minimal power usage. The comparator's compliance with environmental and safety standards further enhances its suitability for a wide range of industries. Whether used in battery management, signal processing, industrial automation, or consumer electronics, the MCP6543-E/SN provides reliable performance and efficiency.

MCP6543-E/SN Documents

Download datasheets and manufacturer documentation for MCP6543-E/SN

PCN Assembly/Origin :

Manufacturing Change 07/Apr/2022      

Datasheets :

MCP6541(1R,1U,2,3,4) Datasheet       Analog and Interface Product Guide      

PCN Packaging :

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

Manuals :

Development Tools Catalog      

Design Resources :

MCP6543 Development Tool Selector      

HTML Datasheet :

MCP6541(1R,1U,2,3,4) Datasheet      

PCN Design/Specification :

MCP6541/1R/1U/2/3/4 28/Oct/2022       MCP6541 13/Mar/2020      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH