AP2121N-1.2TRG1

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The AP2121N-1.2TRG1 is a linear voltage regulator that has been developed by Anpec Electronics Corp. of Taiwan. The linear voltage regulator (LVR) is a type of power management integrated circuit (PMIC) used to regulate the output voltage from a power source to a level that can be used by microprocessors, logic circuits and other integrated circuits (ICs). This provides an efficient way of controlling the supply voltage for a wide range of electronic applications.

The range of output voltage regulation from the AP2121N-1.2TRG1 can be set from 1.24V up to 21V, though the maximum output current is limited to 1.2A. It comes with a input voltage range of 2.2V up to 25V, and a “tamper” retard feature to protect against inrush currents. The whole package size is reasonably small at only a few millimeters in length and width, allowing it to fit in many existing applications and design parameters.

The AP2121N-1.2TRG1 is particularly advantageous in applications that require a wide range of output current. With a maximum output current of 1.2A, it can be used in both high-power and low-power applications. In addition, its low quiescent current of only 0.8mA can significantly reduce power consumption in battery-powered systems, further enhancing its potential for use in portable electronic devices and robust industrial systems.

The AP2121N-1.2TRG1 comes with a variety of features that make it well suited for numerous applications. For example, it features an internal compensation block, allowing it to operate with a minimum of external components. This ensures a reliable and cost-effective solution. Additionally, the device can be operated over a wide temperature range, offering excellent thermal stability in applications that require precise output voltage regulation.

The AP2121N-1.2TRG1 is well suited for use in a variety of applications. Common uses include voltage regulation in consumer electronics, industrial and automotive systems, as well as in laptop and cellular phone battery charging devices. It is also suitable for use in power-conversion applications, such as those used for powering LCD panels, or for driving digital-to-analog converters (DACs).

The AP2121N-1.2TRG1 works by using a feedback loop to compare the desired output voltage with the actual output voltage. Depending on the regulation range and the desired output, an external resistor divider network is used to set the output voltage in many applications. The feedback loop also ensures that transient loads, short-term overloads, and other voltage fluctuations are quickly corrected, resulting in fast and precise voltage regulation.

In conclusion, the Anpec AP2121N-1.2TRG1 linear voltage regulator provides efficient voltage regulation in a wide range of applications. Its small package size and low quiescent current make it an ideal choice for portable applications, while its wide output voltage range and precision control make it well suited for industrial and automotive systems. Its ease of use and internal compensation block make it an ideal choice for a variety of applications.

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