Microchip Technology

MCP809T-485I/TT  

Supervisors

MCP809T-485I/TT Description

The MCP809T-485I/TT from Microchip Technology is a single-channel voltage supervisor IC designed for precision monitoring of power supply voltages in embedded systems. Housed in a compact SOT-23-3 package, this surface-mount device ensures reliable system reset functionality with a fixed threshold voltage of 4.725V and a minimum reset timeout period of 150ms. It features an active-low reset output, making it compatible with a wide range of microcontrollers and digital systems. Compliant with ROHS3 and REACH standards, it is suitable for environmentally conscious designs.

MCP809T-485I/TT Features

• Precision Monitoring: Single-voltage supervision with a tight threshold accuracy of 4.725V, ensuring stable operation in critical applications.
• Fast Response: 150ms minimum reset timeout guarantees quick system recovery after voltage fluctuations.
• Compact & Reliable: SOT-23-3 package enables space-efficient PCB layouts, ideal for portable and miniaturized electronics.
• Low-Power Operation: Consumes minimal current, enhancing energy efficiency in battery-powered devices.
• Robust Compliance: ROHS3 and REACH unaffected, meeting stringent environmental and safety standards.
• Wide Operating Range: Suitable for industrial and consumer applications with a moisture sensitivity level (MSL 1), allowing unlimited floor life.

MCP809T-485I/TT Applications

• Embedded Systems: Ensures reliable microcontroller reset in IoT devices, industrial controllers, and automotive electronics.
• Power Management: Monitors supply rails in DC-DC converters, preventing brownout conditions.
• Consumer Electronics: Used in smart home devices, wearables, and portable gadgets for voltage stability.
• Medical Devices: Provides fail-safe operation in critical healthcare equipment where consistent power integrity is vital.
• Automotive Electronics: Enhances reliability in infotainment systems and engine control units (ECUs).

Conclusion of MCP809T-485I/TT

The MCP809T-485I/TT stands out as a high-performance voltage supervisor, combining precision, compactness, and compliance for modern electronic designs. Its fixed threshold voltage, fast reset response, and robust packaging make it an excellent choice for applications demanding reliable power monitoring. Whether in industrial automation, consumer tech, or automotive systems, this IC ensures stable operation and system integrity, making it a preferred solution for engineers prioritizing reliability and efficiency.

MCP809T-485I/TT Documents

Download datasheets and manufacturer documentation for MCP809T-485I/TT

PCN Assembly/Origin :

Assembly Site 18/Apr/2017      

Datasheets :

Analog and Interface Product Guide       MCP809, 810      

PCN Packaging :

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

Manuals :

Development Tools Catalog      

Design Resources :

MCP809T Development Tool Selector      

HTML Datasheet :

MCP809, 810      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH