S-1137A30-U5T1U

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Linear voltage regulators are used extensively in almost all devices to regulate and maintain the voltage levels of the functioning of the device or the system. Linear regulators operate by reading the difference between the output and the input voltage and regulating in a manner that the output voltage is always the same. S-1137A30-U5T1U is a device of linear voltage regulator.

S-1137A30-U5T1U linear voltage regulator is a three pin device, which includes an enable pin connected to the input voltage and a vsense pin that is used to set the threshold voltage. It works on the principle of operation in single +5.0 V supply, with a linear operation range of up to 15V. It is designed to meet the requirements of low output current, low power, low cost, and low noise applications such as smart phones, tablet PCs, and digital cameras.

S-1137A30-U5T1U has an adjustable adjustable output voltage range from 0.7 V to 5.0 V, which is suitable for most of the voltage regulation requirements. The low dropout (LDO) voltage regulator shows improved performance in high current draw and low noise applications, which is proved by the maximum output current rating of 1A, and the maximum output voltage ripple of 4mV at the maximum 1A load.

In addition, S-1137A30-U5T1U can be easily configured to support the fixed output voltage of 0.9V, 1V, 1.2V and 1.8V. The input voltage of S-1137A30-U5T1U can be up to 17V, with a maximum input voltage ripple of 10mV. The standby quiescent current of S-1137A30-U5T1U is 1uA.

S-1137A30-U5T1U is suitable for use in a variety of applications. It can be used for Core voltage supply for RISC processor, core voltage supply for A/D converter, high efficiency power supply for UPS, high speed switching regulators, harmonic generators, and digital audio equalizers, laptop switches, personal digital assistants, or any other application where low supply current and low noise are the major requirements.

In terms of working principle, S-1137A30-U5T1U is a bipolar transistor with an output stage consisting of a transistor and a resistor. The output voltage is determined by the current flowing through the resistor. The voltage applied at the base of the transistor is maintained by the error amplifier by comparing the drain voltage with the reference voltage. This error amplifier is also responsible for the linear regulation and also for providing feedback from the output voltage to avoid over voltage conditions. The output of the error amplifier is fed to the gate of the output transistor, which regulates the output voltage by controlling the current flowing through the resistor.

S-1137A30-U5T1U is a high performance, low power and cost effective linear voltage regulator for applications with tight output voltage regulations. Its adjustable output voltage range makes it suitable for various usage scenarios, and its superior performance provides superior low noise operation and improved current rating, which ensures reliable operation, while satisfying the demand of low cost and low power consumption.

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