AP1117KL-U

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The AP1117KL-U is a three-terminal low dropout positive voltage regulator that operates from an input voltage of up to 60V. With a low quiescent current of only 2μA, this voltage regulator is designed for applications where load and/or line regulation accuracy is important. The AP1117KL-U can be used for a wide range of applications, including portable electronics, medical instrumentation, power management, and automotive.

The AP1117KL-U is a linear voltage regulator, which means it uses an internal voltage reference to regulate the output voltage. The AP1117KL-U uses an inverting voltage regulator topology, which means it uses an output transistor in its control loop to regulate the output voltage. This means that the output voltage can be adjusted within a certain range by changing the reference voltage. The AP1117KL-U is an integrated circuit, meaning that its components are integrated onto a single piece of silicon.

The AP1117KL-U offers a variety of features to ensure reliable functionality. It has an internal thermal shutdown, overcurrent protection, and reverse battery protection. The AP1117KL-U also features a common-mode rejection (CMR) of 70 dB, which eliminates common mode noise from interfering with the output voltage. It also features short-circuit protection, and a low quiescent current for increased efficiency.

The AP1117KL-U is designed to operate from an input voltage ranging from 2.5V to 60V and can provide an output voltage up to 40V. It has an adjustable output voltage range from 0.8V to 1.25V and a maximum output current of 800mA. The AP1117KL-U also includes an on-chip series pass transistor, which provides a high power supply rejection ratio (PSRR). The AP1117KL-U includes an so/8 package, with a maximum junction temperature of 150°C.

In terms of performance, the AP1117KL-U offers high accuracy and low output noise, with a typical line regulation of 0.01% and a typical load regulation of 0.1%. It has a fast transient response and can provide up to 0.1A of output current. The AP1117KL-U is designed to have a low quiescent current of 2µA and a typical output ripple of 4µV. , making it suitable for a number of low power applications.

The AP1117KL-U is a versatile linear voltage regulator, suitable for a variety of low power applications that require high accuracy and low output noise. Its on-chip series pass transistor provides a high PSRR, while its low quiescent current and CMR performance make it an ideal choice for a range of applications. Combined with its fast transient response, this voltage regulator provides an efficient, reliable and robust performance.

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