S-817A33ANB-CUWT2G

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Linear voltage regulators are widely used in the fields of power management and smart device control. The S-817A33ANB-CUWT2G is a 3-terminal regulator specifically designed to provide low-power voltage regulation and switching through its integrated output control circuit. It is a reliable voltage regulator with a wide range of applications and features such as high reliability, low power dissipation, low standby current, low dropout, and low output noise. In this article, we will discuss the application field and working principle of S-817A33ANB-CUWT2G.

Application Field

The S-817A33ANB-CUWT2G is a low-power voltage regulator designed for use in computer, consumer, and industrial applications. It is suitable for use in portable and mobile devices, where a low quiescent current is desired to conserve battery life. It is also commonly used in small power supplies and portable electronics such as laptop computers, cellular phones, and PDAs. Additionally, the S-817A33ANB-CUWT2G is designed to provide high accuracy, low noise operation in applications such as avionics, medical devices, digital printing, automotive, and gaming systems.

Working Principle

The S-817A33ANB-CUWT2G uses an integrated output control circuit that provides low-power voltage regulation and switching. This circuit includes an internal current limiter and a low-noise error amplifier that control the output voltage. The voltage regulator also features an adjustable output voltage range of 1.2V to 3.3V, with ±0.25% maximum output-voltage tolerance and ±1% accuracy over the temperature. The output voltage of the regulator is determined by the external reference voltage and the feedback resistor, which is set by the load current. When the output voltage exceeds the preset level, the current limiter turns on, preventing the output voltage from increasing further.

The S-817A33ANB-CUWT2G is designed with a low dropout of 0.45V. This feature allows for a longer battery life, as well as improved line noise rejection and lower EMI levels. Moreover, it provides a low quiescent current of 10 microamps, making it ideal for applications requiring low power consumption. Additionally, this low-power voltage regulator has a low output noise of 10 microvolts, making it suitable for use in communications and audio applications.

The S-817A33ANB-CUWT2G also features a wide range of protection features, including over-voltage protection, over-current protection, inrush current protection, and thermal shutdown. This provides improved system reliability, while reducing the risk of system failure. Moreover, this regulator can operate at temperatures ranging from -40°C to 125°C, making it suitable for use in a variety of environments.

In summary, the S-817A33ANB-CUWT2G is a reliable, low-power voltage regulator with a wide range of applications. It features low quiescent current, low dropout, high accuracy, low noise, and a variety of safety features. This makes it an ideal choice for a wide range of applications, such as portable and mobile devices, avionics, medical devices, and automotive. Consequently, it is a highly recommended voltage regulator for use in power management and smart device control applications.

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