AS78L05Z-E1

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The AS78L05Z-E1 is a low dropout positive voltage regulator and part of the voltage regulators/linear range of power management integrated circuits (PMICs). It is designed to deliver a low, consistent output voltage in a wide range of operating conditions. The AS78L05Z-E1 provides an adjustable output voltage, with an output voltage range of 1.2V-6V and in an industry-standard SOT-223 package. It is easy to use with very few external components required.The AS78L05Z-E1 is an ideal solution for applications that require reliable, low-cost power management. It is ideal for applications such as automotive, industrial, and telecom, providing precise voltage regulation and fast transient response. It also offers excellent ripple rejection and low noise.The AS78L05Z-E1 uses a series of transistors and pass elements to form a voltage regulator circuit. When an input voltage is applied to the positive terminal of the regulator, current flows through the input capacitor and into the first transistor. The first transistor acts as an input switch, controlling the flow of current into the second transistor. The second transistor acts as an output switch, controlling the output voltage. The output voltage is determined by the voltage divider formed by the two resistors in the feedback loop.The AS78L05Z-E1 offers several features for enhanced performance. It has an internal thermal shutoff circuit that limits the power dissipation in the event of an overload. It also has a low power-on-reset circuit to ensure the proper supply voltage is present before startup. Additionally, the AS78L05Z-E1 has an overcurrent protection circuit that will limit the output current in the event of an overload.The AS78L05Z-E1 is an ideal solution for applications that require a reliable, low-cost PMIC. Its adjustable output voltage, low noise, thermal shutdown, power-on-reset, and overcurrent protection features make it an excellent choice for a wide range of applications.

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