AS7818ADTR-E1

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The AS7818ADTR-E1 is an adjustable linear voltage regulator that provides excellent performance in a wide variety of applications. This adjustable linear voltage regulator, or AVR, has a wide input voltage range of 2.7V to 18V and is capable of providing output currents up to 300mA, making it ideal for numerous applications.

The AS7818ADTR-E1 employs an advanced design that allows for high accuracy and stability such that it can maintain precise output ripple and output voltage over a wide range of input and output currents. Its output voltage is adjustable from 0.7V to the value of the input voltage, allowing a wide range of applications from post regulator to pre-regulator. In addition, the AS7818ADTR-E1 offers excellent power supply rejection ratio (PSRR) and low dropout voltage (LDO).

The AS7818ADTR-E1 works by regulating the output voltage through a feedback circuit. The voltage regulator measures the output voltage and compares it to a reference voltage. The error amplifier monitors this difference and adjusts the output voltage through a power transistor that acts as a variable impedance and thereby regulates the output current. This effectively regulates the output voltage and maintains it at a precise level. The output current is also regulated due to the impedance control.

The AS7818ADTR-E1 is ideal for powering microcontrollers, memory, microprocessors and other applications. It can be used to provide low-noise, high-accuracy and low-power output voltage to a wide variety of loads. The device is able to withstand high surge currents and is capable of withstanding high operating temperature ranges. The AS7818ADTR-E1 is also able to be configured for either step-down or step-up regulation, depending on the application.

The AS7818ADTR-E1 has a variety of features to ensure that it operates optimally. It provides over current protection, thermal shutdown, overvoltage protection, and frequency foldback protection to prevent device damage or failure. Furthermore, the device supports a wide range of external components including resistors, capacitors, inductors, and Zener diodes. The device also offers active voltage positioning and automatic output voltage trimming.

In conclusion, the AS7818ADTR-E1 is a versatile and highly flexible adjustable linear voltage regulator that can provide precise output voltage regulation for a wide variety of applications. It is capable of handling both stepped-up and stepped-down regulation and offers additional features including over current protection, overvoltage protection, frequency foldback protection and thermal shutdown protection. Its wide input voltage range, high accuracy and low dropout voltage makes it an ideal device for many applications.

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