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MCP809M3-2.63 from NS,National Semiconductor

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MCP809M3-2.63

Manufacturer: NS

3-Pin Microprocessor Reset Circuits

Partnumber Manufacturer Quantity Availability
MCP809M3-2.63,MCP809M3263 NS 168000 In Stock

Description and Introduction

3-Pin Microprocessor Reset Circuits # MCP809M3-2.63: A Reliable Microcontroller Reset Circuit for Enhanced System Stability  

In modern electronic designs, ensuring system reliability is critical, especially in applications where unexpected power disruptions can lead to operational failures. The **MCP809M3-2.63** from Microchip Technology offers a robust solution as a precision voltage supervisory device, designed to monitor microcontroller power supplies and initiate a controlled reset when necessary.  

This compact **SOT-23-3** packaged component operates with a fixed threshold of **2.63V**, making it ideal for low-voltage systems. Its primary function is to detect power supply deviations and hold the microcontroller in reset until the voltage stabilizes within the specified range. This prevents erratic behavior, data corruption, or unintended operations during power-up, power-down, or brownout conditions.  

Key features of the **MCP809M3-2.63** include **ultra-low power consumption**, with a typical standby current of just **1.6µA**, ensuring minimal impact on battery-powered applications. The device also provides a **140ms minimum reset pulse width**, giving sufficient time for the system to stabilize before resuming normal operation. Additionally, its **industrial temperature range (-40°C to +85°C)** ensures reliable performance in harsh environments.  

Engineers will appreciate the simplicity of integrating this reset circuit, as it requires no external components beyond a decoupling capacitor. Its small footprint and cost-effectiveness make it an excellent choice for space-constrained designs, including IoT devices, embedded systems, and industrial controls.  

For applications demanding dependable power monitoring without complexity, the **MCP809M3-2.63** delivers a straightforward, high-performance solution that enhances system integrity and reduces design overhead. Its precision and efficiency make it a trusted component in mission-critical electronics.

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