L79L12ACD13TR

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PMICs, or power management integrated circuits, are a type of integrated circuits that manage the power delivery to various systems such as a computer, mobile device, or embedded system. PMICs can provide a variety of features such as voltage regulation, power sequencing, and power monitoring. The L79L12ACD13TR is a Linear type voltage regulator from STMicroelectronics which can provide both adjustable and fixed output voltage and current regulation.

Application Field:
The L79L12ACD13TR is ideally suited for use in applications that require low current, low dropout and low noise operation, such as portable devices, automotive electronics electrical and electronic equipment, battery-powered control circuits, medical and industrial equipment, and microcontrollers.

Working Principle:
The L79L12ACD13TR is a voltage regulator which uses three main components: a voltage reference, an error amplifier, and an output stage. The voltage reference provides a reference voltage which is compared to the input voltage. The error amplifier compares the reference voltage to the input voltage and produces an error signal. The output stage then amplifies the error signal and regulates the output voltage accordingly. The output stage is also responsible for the current regulation of the device.

In order to ensure reliable operation, the L79L12ACD13TR includes a number of features such as over-temperature protection, over-voltage protection, current limiting, and short circuit protection. Additionally, it utilizes a shutdown mode which can be used when the device is not in use, which reduces power consumption. Finally, the L79L12ACD13TR includes an internal soft-start circuit which helps reduce the inrush current at startup.

Overall, the L79L12ACD13TR is an excellent choice for a wide range of applications due to its low current, low dropout, and low noise operation. It offers adjustable and fixed voltage and current regulation and a wide range of other features, making it an ideal solution for a variety of applications.

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