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MCP810M3X-4.38 from Microchi

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MCP810M3X-4.38

Manufacturer: Microchi, NS

3-Pin Microprocessor Reset Circuits

Partnumber Manufacturer Quantity Availability
MCP810M3X-4.38,MCP810M3X438 Microchi, NS 12000 In Stock

Description and Introduction

3-Pin Microprocessor Reset Circuits # **Enhance System Reliability with the MCP810M3X-4.38 Voltage Supervisor**  

In modern electronic designs, ensuring stable power supply and reliable system operation is critical. The **MCP810M3X-4.38** from Microchip Technology is a high-performance voltage supervisor designed to monitor power rails and provide a reset signal when voltage levels fall below a predefined threshold. This compact and efficient component is ideal for applications requiring dependable power management, such as embedded systems, industrial controls, and consumer electronics.  

## **Key Features and Benefits**  

- **Precision Voltage Monitoring** – The MCP810M3X-4.38 offers an accurate reset threshold of **4.38V**, ensuring consistent performance in 5V systems.  
- **Low Power Consumption** – With an ultra-low quiescent current, this supervisor minimizes energy waste, making it suitable for battery-powered devices.  
- **Compact SOT-23 Package** – Its small footprint allows for easy integration into space-constrained PCB designs.  
- **Manual Reset Capability** – An optional external reset input provides additional control for system debugging or power cycling.  
- **Wide Operating Range** – Supports voltage monitoring from **1.0V to 5.5V**, enhancing versatility across different applications.  

## **Applications**  

The MCP810M3X-4.38 is widely used in scenarios where power stability is crucial, including:  
- **Microcontroller Reset Circuits** – Ensures processors boot correctly after power fluctuations.  
- **Industrial Automation** – Protects critical systems from unexpected voltage drops.  
- **Consumer Electronics** – Enhances reliability in smart home devices and portable gadgets.  

By integrating the MCP810M3X-4.38 into your design, you can improve system robustness while maintaining efficiency and cost-effectiveness. Its precision monitoring and compact form factor make it an excellent choice for engineers seeking a reliable power management solution.  

For detailed specifications and design considerations, refer to the official datasheet.

Application Scenarios & Design Considerations

3-Pin Microprocessor Reset Circuits

Alternative Part Number

  • MAX810MEUR-T --: Pin-compatible microprocessor reset supervisor with similar 4.38V-class threshold and active-high reset, widely available as a direct functional substitute.
  • APX810-44SAG-7 --: Voltage supervisor in SOT-23 with a comparable 4.4V reset threshold and active-high output, suitable drop-in replacement for reset monitoring.
  • TPS3808G33DBVR --: Adjustable-threshold reset supervisor in SOT-23 that can be configured near 4.38V, offering low quiescent current and a well-supported alternative.
  • TPS3809L30DBVR --: Low-cost SOT-23 voltage supervisor with adjustable threshold, suitable substitute when exact 4.38V trip point is not critical.

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