MCP100T-485I/TT Integrated Circuits (ICs)

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	Simple Reset/Power-On Reset
Number of Voltages Monitored:	1
Output:	Push-Pull, Totem Pole
Reset:	Active Low
Reset Timeout:	150 ms Minimum
Voltage - Threshold:	4.725V
Operating Temperature:	-40°C ~ 85°C (TA)
Mounting Type:	Surface Mount
Package / Case:	TO-236-3, SC-59, SOT-23-3
Supplier Device Package:	SOT-23-3
Base Part Number:	MCP100

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PMIC - Supervisors: MCP100T-485I/TT Application Field and Working Principle

PMIC, or power management integrated circuit, is an important component in many electronic devices. Generally, PMICs are equipped with a core control unit, a multiple power group, and various control and protection circuits to perform a set of power management functions. PMIC Supervisor is a PMIC with added supervisor functions, with which it can monitor the operation of digital systems and ensure their safe and reliable operation.One of the popular PMIC Supervisors is the Microchip MCP100T-485I/TT. It can be used in a broad range of applications from consumer, automotive, and computing to medical and industrial control. For example, it can be used as a low voltage detector or reset timing generator for a data acquisition system, as a supervisor for a display or graphics processing unit, or as a watchdog timer for critical embedded systems. This article will discuss the application areas and working principle of MCP100T-485I/TT.

Application Field of MCP100T-485I/TT

MCP100T-485I/TT is a highly flexible and feature-rich PMIC Supervisor intended for use in industrial, automotive, and consumer electronic applications. Its main features include a highly accurate power-on reset, watchdog timer, and low-voltage reset. It also features watch crystal oscillator circuits and clock protection against over-voltage, reverse polarity, and short-circuit. With its high accuracy and low power consumption, the MCP100T-485I/TT can be used for applications including power supply and controller protection, data acquisition and processor reset, digital communication and display controller reset, system upgrade and protection, medical device monitoring and protection, and digital control system maintenance and monitoring.The MCP100T-485I/TT is also highly suitable for safety-related applications, such as aviation and medical systems, where reliable operation is essential. With its advanced features and excellent performance, it provides users with greater flexibility and improved reliability.

Working Principle of MCP100T-485I/TT

The MCP100T-485I/TT is designed to control the power supply and reset the processor when necessary. In its working principle, the device first measures the power supply voltage and checks if it is within a certain limit. If the voltage is above a certain threshold, the device will activate its reset function to reset the processor. The MCP100T-485I/TT also contains a watchdog timer circuit, which can be used to detect system crashes or errors. If a system error is detected, the watchdog timer will trigger the reset function and reset the processor. In addition, the device also includes an over-voltage and reverse-polarity protection circuit which can be used to protect against power-related faults.The MCP100T-485I/TT also includes a sleep mode circuit, which can be used to reduce power consumption when the device is not in use. The sleep mode can also be used to reduce power consumption during periods of inactivity.

Conclusion

The MCP100T-485I/TT is a powerful and feature-rich PMIC Supervisor with a wide range of application areas. With its advanced features, such as a highly accurate power-on reset, watchdog timer, low-voltage reset, watch crystal oscillator circuits, and clock protection, the MCP100T-485I/TT can be used in applications requiring high performance and reliable operation, such as power supply and controller protection, data acquisition and processor reset, digital communication and display controller reset, system upgrades and protection, and medical device monitoring and protection. Its working principle involves measuring the power supply voltage, activating the reset function when necessary, setting up a watchdog timer to detect system crashes, and including a sleep mode to reduce power consumption when not in use.

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