MCP101-475DI/TO

Series:	--
Packaging:	Bulk
Part Status:	Active
Type:	Simple Reset/Power-On Reset
Number of Voltages Monitored:	1
Output:	Push-Pull, Totem Pole
Reset:	Active High
Reset Timeout:	150 ms Minimum
Voltage - Threshold:	4.625V
Operating Temperature:	-40°C ~ 85°C (TA)
Mounting Type:	Through Hole
Package / Case:	TO-226-3, TO-92-3 (TO-226AA)
Supplier Device Package:	TO-92-3
Base Part Number:	MCP101

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Introduction to MCP101-475DI/TO

MCP101-475DI/TO is a type of power management integrated circuit (PMIC). It is a type of Supervisors IC that is designed to provide accurate protection against system failure. As we continue to advance into the era of technology, Power Management Integrated Circuit (PMIC) plays an ever-increasing role in our lives as systems continue to become more complex. In fact, PMIC is quickly becoming an integral part of electronic systems, allowing us to apply them to products from wearables to medical to industrial control systems.

Application Field of MCP101-475DI/TO

MCP101-475DI/TO typically functions as an integrated voltage supervisor. It senses and controls input voltages with adjustable threshold and delay time. It provides overvoltage and undervoltage protection, as well as window watchdog functions. Its applications range from consumer, automotive to industrial systems. Its applications area can be divided into:

• Consumer Electronics: MCP101-475DI/TO is suitable for consumer electronic devices. It combines the features of alarm, delay time, and reset in a single chip, providing extremely reliable protection for cost-sensitive products. It helps protect ICs from damages due to overvoltage and undervoltage, as well as providing precise control of input voltages for a wide range of consumer electronic products, such as portable power supplies, video game consoles, printers and televisions.
• Automotive Electronics: MCP101-475DI/TO can be used in automotive electronic products. It provides a wide range of voltage control and protection, with adjustable delay and reset. The multi-delay feature protects automotive electronics from power surges and transient overvoltages, while the non-latching reset ensures that the system powers up successfully.
• Industrial Electronics: MCP101-475DI/TO is suitable for use in industrial applications. It provides reliable protection and precise voltage control while withstanding industrial temperature range. Additionally, its wide input voltage range supports all available voltages in an industrial environment. This makes it an ideal choice for use in industrial equipment and systems, as it always provides consistent protection.

Working Principle of MCP101-475DI/TO

MCP101-475DI/TO involves the sensing of an input voltage. The voltage is then compared against a reference voltage, and a certain delay is set up in order to provide protection from transient voltage changes or surges. When the voltage is outside the monitored threshold range, a signal is sent to the controller or system, allowing it to take appropriate action. The delay time for this IC is determined by a comparator, which is typically a resistor and a capacitor connected in parallel. Although the capacitor has a lower resistance and therefore sees higher currents, the resistor has a higher voltage and is hence used as the control element. As the voltage across the capacitor increases, it discharges at a constant rate until it is depleted. Thus, the delay time is determined by the current-time product. The reset output is generated when a pre-set threshold voltage is reached. The reset signal is a short digital pulse, allowing rapid system shutdown and restart. Additionally, the digital output of the IC can be used for error indication and for digital indicator.

Conclusion

MCP101-475DI/TO is a type of Supervisors IC designed to provide protection against system failure. It offers a variety of protection features including adjustable threshold, adjustable delay, and reset ability. Its applications range from consumer, automotive to industrial systems, as it is suitable for controlling voltage inputs and providing protection against transient voltage changes and surges. The delay time is determined by a comparator, and the reset output is generated when a pre-set threshold voltage is reached. All in all, the MCP101-475DI/TO is an effective power management IC that can help to protect and control system inputs.

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