S-13R1B20-A4T2U3

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The S-13R1B20-A4T2U3 is a high quality linear voltage regulator which is commonly used in PMIC (Power Management Integrated Authorization). It is a versatile solution for providing a stable, reliable and high efficiency voltage source for regulated systems.

Application Fields

The S-13R1B20-A4T2U3 is designed to replace seven TO-220 packaged regulators and is ideal for both off-the-shelf and custom reference voltage applications, such as portable computers, communications equipment and battery operated devices. It is also suitable for use in a wide range of automotive and industrial products such as air conditioning, security and surveillance systems, and motorised products.

The S-13R1B20-A4T2U3 can provide excellent overload protection and low voltage dropout performance. With its high switching frequency, excellent output voltage accuracy and excellent power transient response, it is perfect for regulating critical system requirements such as temperature compensation, overvoltage protection and battery charging.

Working Principle

The S-13R1B20-A4T2U3 is a linear voltage regulator which functions using the basic principle of Ohm\'s law. It converts the input voltage to a constant output voltage through a series of resistors and capacitors that are connected to the input and output lines. The resistors create the necessary impedance to limit the current, while the capacitors maintain the output voltage stability. In order to achieve a precise output voltage, the regulator has an adjustable slop control which is used to adjust the sensitivity of the feedback loop.

The S-13R1B20-A4T2U3 circuit features a high ESD protection, wide input voltage range, adjustable output current limit and precise output voltage regulation. It uses PWM technology to maintain a set voltage, ensuring the highest noise immunity and excellent line and load regulation. The high gain voltage regulator includes overload protection, short-circuit protection and over-temperature protection, thus making it a reliable and safe solution for many applications.

The S-13R1B20-A4T2U3 also utilizes a series of resistors, capacitors, and transistors for efficient temperature compensation of the output voltage, which helps to ensure the output voltage is kept within specified parameters. The on chip amplifiers and voltage reference are used in order to obtain a precise output voltage. The on chip logic circuit is designed to regulate the output voltage quickly and accurately, and it can also manage power supply sequencing.

The S-13R1B20-A4T2U3 has excellent dropout voltage performance and can operate continuously over a wide temperature range from -40 to +125°C. In addition, it is able to provide up to 1.5A of output current, making it an ideal choice for low power designs.

Conclusion

The S-13R1B20-A4T2U3 is a high performance, low power, and cost effective linear voltage regulator widely used in PMIC (Power Management Integrated Authorization) applications. It provides low voltage dropout and excellent overload protection, as well as a wide temperature range and precise output voltage regulation. With its high switching frequency, excellent output voltage accuracy, and excellent power transient response, it is an ideal solution for regulated systems.

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