Microchip Technology

MCP121-315E/TO  

Supervisors

MCP121-315E/TO Description

The MCP121-315E/TO is a single-channel voltage supervisor IC designed by Microchip Technology, a leading manufacturer in the electronics industry. This device is part of the Power Management (PMIC) category and is housed in a TO92-3 package. It is specifically engineered to monitor a single voltage source and provide reliable reset functionality to ensure proper system operation. The MCP121-315E/TO is known for its robust performance and compliance with industry standards, making it a preferred choice for a variety of applications.

MCP121-315E/TO Features

• Voltage Monitoring: The MCP121-315E/TO is designed to monitor a single voltage source with a threshold voltage of 3.08V. This precise monitoring ensures that the system remains stable and reliable, even under varying power conditions.
• Reset Functionality: The device features an active low reset output, which is essential for initializing microcontrollers and other digital systems. The reset timeout is a minimum of 80ms, providing ample time for the system to stabilize before it begins operation.
• Output Type: The MCP121-315E/TO offers an open drain or open collector output, which is highly versatile and can be easily interfaced with a wide range of digital systems.
• Compliance and Standards: The MCP121-315E/TO is REACH unaffected and ROHS3 compliant, ensuring that it meets the highest environmental and safety standards. It also carries an ECCN classification of EAR99, indicating its compliance with export regulations.
• Mounting and Packaging: The device is through-hole mounted, which is ideal for applications requiring high reliability and ease of installation. It is packaged in a bag, making it convenient for both prototyping and mass production.
• Moisture Sensitivity: The MCP121-315E/TO has a moisture sensitivity level (MSL) of 1, which means it is not sensitive to moisture and can be stored and used in a wide range of environments without the need for special handling.

MCP121-315E/TO Applications

The MCP121-315E/TO is ideal for a variety of applications where reliable voltage monitoring and system reset are critical. Some specific use cases include:

• Embedded Systems: In embedded systems, the MCP121-315E/TO ensures that the microcontroller or processor is properly initialized and operates within specified voltage ranges, preventing system crashes and ensuring reliable performance.
• Power Supplies: For power supply units, the device can monitor the output voltage and provide a reset signal if the voltage drops below the threshold, protecting connected devices from potential damage.
• Industrial Control Systems: In industrial environments, the robustness and reliability of the MCP121-315E/TO make it suitable for monitoring critical power supplies and ensuring that control systems are always operating within safe parameters.
• Telecommunications: In telecom equipment, the MCP121-315E/TO can be used to monitor power supplies and ensure that the system remains stable, even in the event of power fluctuations or brownouts.

Conclusion of MCP121-315E/TO

The MCP121-315E/TO by Microchip Technology is a highly reliable and versatile single-channel voltage supervisor IC. Its precise voltage monitoring, robust reset functionality, and compliance with industry standards make it an excellent choice for a wide range of applications. Whether used in embedded systems, power supplies, industrial control systems, or telecommunications, the MCP121-315E/TO ensures that critical systems remain stable and reliable. Its through-hole mounting and convenient packaging further enhance its usability, making it a preferred choice for both prototyping and mass production.

MCP121-315E/TO Documents

Download datasheets and manufacturer documentation for MCP121-315E/TO

PCN Assembly/Origin :

Assembly Site 27/Dec/2022      

Datasheets :

MCP102, 103, 121, 131 Datasheet      

PCN Packaging :

Label and Packing Changes 23/Sep/2015      

Manuals :

Development Tools Catalog      

Design Resources :

MCP121 Development Tool Selector      

HTML Datasheet :

MCP102, 103, 121, 131 Datasheet      

PCN Design/Specification :

MCP10xx/MCP1x1 16/Nov/2023       MCP102,3,121,131 Datasheet Update 03/Mar/2014      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH