ICL7665SAIPAZ

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

The ICL7665SAIPAZ integrated circuit is in the category of PMIC (Power Management Integrated Circuit) and specifically under Supervisors. It is designed to provide voltage and current protection for circuits and is mainly used in battery-powered systems and portable devices, such as cell phones, digital cameras and so on. This IC acts as a supervisor for the device and ensures the system is running correctly and safely, preventing short circuits and other problems from occurring. It also provides monitoring and over current protection.

The IC is a loop-controlled regulator and uses a negative voltage reference stage, which is connected between voltage source and the load. This gets current threshold information from the reference circuit and when it senses a particular voltage drop at the load, it then triggers an N or P MOSFET which is connected in the main power line. The ICL7665SAIPAZ can also be triggered by an external signal sent variably to switch on and off the power to connections downstream.

The ICL7665SAIPAZ is a multichannel supervisor IC. It has up to eight independent channels that are all able to monitor a single voltage. It provides an adjustable current limit for each channel and two independent references for accurate voltage monitoring. For each channel, there are two configurable delay times and an output signal to indicate overcurrent or voltages spikes. This give a very convenient design idea for wire line protection in multiplexed applications.

The ICL7665SAIPAZ has a wide operational voltage range from 2.0V to 5.5V. It has a high accuracy voltage reference, with an accuracy of plus or minus 0.2% over temperature. The on-chip multiplexer allows the connection to as many as eight separate voltage supply lines, which can be independently monitored. It can also be used in a variety of circuits to provide protection against overvoltage, overcurrent, undervoltage, over temperature and short circuit protection.

This IC is specifically designed for use in portable and battery-powered appliances, providing protection against power supply faults and over temperature conditions. It also can be combined with a series of other logic chips, including AND gates and D-type flip-flops, to create a fault detection system for a variety of portable and battery operated systems. This integrated circuit can also be used as a general IC in smart card applications where the voltage of the card needs to be monitored constantly.

The working principle of the ICL7665SAIPAZ IC is that it monitors a number of inputs (both digital and analogue) and using set criteria, it either switches into a sleep state or into a reset state. In the sleep state, the output of the IC is pulled to a low voltage level and it monitors the input voltage which is connected to the cell or portable device. If the voltage level drops below a certain point, then the IC will enter a reset state, where all outputs will be disabled. This provides a reliable protection for the circuit against overvoltage, undervoltage and current spikes.

The ICL7665SAIPAZ is an important PMIC (Power Management Integrated Circuit) and is an indispensable component for protecting circuits in a wide range of portable, battery operated and intelligent systems. With its high operational voltage range, accuracy and variety of additional protection, it is a versatile solution for protection against voltage spikes, short circuits and other potential issues.

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