NCP303LSN42T1

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

PMIC (Power Management Integrated Circuit) supervisors, is a type of integrated circuit used in power converters, which are typically found in battery-operated electronic devices such as mobile phones, digital cameras, personal audio players, global positioning system devices, power banks and many more. The NCP303LSN42T1 is a low-voltage, ultra-low power supervisor IC designed to reset, protect and monitor a wide variety of battery-powered and low-voltage applications. It comes with active high and low threshold, adjustable time delays and open drain reset outputs.

Applications of NCP303LSN42T1

The NCP303LSN42T1 is a versatile device which can be used in many battery-powered products, such as mobile phones. It can be used to monitor the battery life of the device to prevent over-discharge and over-charge, and enable intelligent charging management. It can also be used to monitor system voltage levels and prevent sudden power-downs. It can be used in PC motherboards and medical devices to ensure safe operation, as well as in digital cameras and camcorders to protect their sensitive electronics.

Working Principle of NCP303LSN42T1

The NCP303LSN42T1 is designed based on CMOS (Complementary Metal Oxide Semiconductor) technology, which uses extremely low power consumption and provides excellent stability. The ability of NCP303LSN42T1 to monitor the system\'s main power supply line ensures continuous operation for most battery-powered applications. NCP303LSN42T1 supports an active high/low power detection scheme, by continuously moni-toring the main power supply line via an internal comparator. When the main supply voltage line drops below a set threshold voltage (typically 1V-2V), a reset signal is triggered, indicating that the system should shut down. NCP303LSN42T1 also comes with two open drain outputs which can indicate either low battery state or high battery state, depending upon the settings.

Features of NCP303LSN42T1

The NCP303LSN42T1 comes with several useful features which enables it to perform reliably across a range of applications.

• Low On-Resistor: This ensures a wide power supply range and an ultra-low shutdown current, making it an ideal choice for energy-sensitive applications.
• Small Package Size: It comes in a tiny SOT-23-5 package, making it a space-saving device for small circuit boards.
• Low Current Consumption: The ultra-low current consumption of the NCP303LSN42T1 allows it to operate longer without draining batteries too quickly; the typical power consumption of the device measures only 4μA.
• Low Operating Voltage: The device can operate at a voltage range of 0.9V to 5.5V, making it suitable for a wide range of applications.
• Reverse Battery Protection: With the use of this feature, batteries can be safely discharged without worrying about burning out the internal components.
• Resistor Programmable Thresholds: The device comes with a resistor programmable voltage threshold, making it easy to set the reset levels for different applications.
• Open Drain Outputs: The NCP303LSN42T1 comes with two open drain outputs that can indicate either low battery state or high battery state, depending on the settings.

Conclusion:

The NCP303LSN42T1 is a versatile and efficient PMIC supervisor that is suitable for a wide range of battery-powered applications. It comes with several features, such as low current consumption and adjustable time delays, that make it a reliable and space-saving device. Its ability to monitor and reset the system voltage levels makes it a popular choice for critical applications, such as mobile phones and PC motherboards, where the slightest malfunction can be detrimental.

The specific data is subject to PDF, and the above content is for reference