AP7361C-33D-13

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AP7361C-33D-13 is a kind of linear voltage regulator, which belongs to the PMIC (Power Management Integrated Circuit) category. It is a voltage regulator designed to deliver a constant and reliable voltage level to the load. This voltage regulator is equipped with many advantages, such as low operating temperature, high reliability, low quiescent current, wide input voltage range, as well as high performance and accuracy. This article will focus on the application field and working principle of AP7361C-33D-13.

AP7361C-33D-13 is mainly applied in many kinds of mobile terminals and digital products, such as PDAs, digital cameras and digital video cameras, etc. The AP7361C-33D-13 works as a stable and reliable power source, helping to supply 3.3V of regulated output voltage in devices with a wide variety of input voltage requirements. It features overcurrent protection, regulated low-dropout voltage, and load capacitor. With these features, the AP7361C-33D-13 can provide a steady, precision 3.3V power supply to devices from 0.9V to 5.5V of input voltage.

The working principle of AP7361C-33D-13 is basically a linear voltage regulation. The circuit needs an input voltage source, such as a battery, and a load with power requirements. The voltage regulator then compares the output voltage across the load to the fixed reference voltage. Based on this comparison, the AP7361C-33D-13 will adjust its output voltage so that the output voltage is kept constant regardless of the changes that may happen to the component’s operating temperature or input voltage. The voltage regulator is able to do this thanks to the use of transistors, MOSFETs and resistors.

It is worth mentioning that, the AP7361C-33D-13 includes built-in protection features such as thermal protection. If the power dissipation of the regulator exceeds a certain value, the thermal protection will shut-off the regulator until the temperature is low. This feature helps to protect the regulator from overheat and thus, prevent a potential malfunction or device failure. Additionally, AP7361C-33D-13 also features over-current protection, which will limit the output current so as to protect the device from a short, high current situation.

In conclusion, AP7361C-33D-13 from PMIC (Power Management Integrated Circuit) category, is a linear voltage regulator designed to supply a steady, precision 3.3V of output voltage from a wide range of input voltag. It is mainly applied in various mobile terminals and digital products, and thanks to its built-in protection features, it is able to keep the output voltage and current balanced as much as possible for better performance in different situations.

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