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Archive for the ‘Power IC’ Category

Understanding the Basic Operation of Linear Voltage Regulators

Sunday, March 7th, 2010

An article contains information related to the Basic Operation of Linear Regulators is provided herein. It might help for understanding the most commonly used regulating modes by the linear regulators (standards, low dropout, quasi low dropout).

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Posted in Linear Regulator, Semiconductor Article | No Comments »

The LM2575 Switching Regulator Pin Functions and Datasheet

Saturday, March 6th, 2010

The following table shows the pin function descriptions of this LM2575, a monolitic IC designed for a step down switching regulator. LM2575 used to be applied in applications for such Power Supply for Battery Chargers, Simple High-Efficiency Step-Down(Buck) Regulator, Pre-Regulator for Linear Regulators and more.

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Increasing Output Voltage of a Fixed Linear Regulator Circuit Diagram

Friday, March 5th, 2010

The following schematic shows how to Increase Output Voltage of a Fixed Linear Regulator Circuit Diagram using 3-terminal shunt regulators or references. The 3-terminal shunt regulators provide their precision function to turn the medium accuracy linear regulators into precision ones.

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