SG117T-883B

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SG117T-883B is a member of PMIC - Voltage Regulators - Linear family. It is a power management component specifically designed to regulate the DC input voltage, providing both current and voltage regulation. SG117T-883B can balance the input flow and output load current of a power supply, allowing it to remain constant throughout a device\'s operating temperature range. It is also designed to minimize input current ripple and switch noise, contributing to its increased efficiency.

The SG117T-883B has an integrated over-current protection feature which can protect a device from over-voltage, over-current, and short-circuit damage. The component\'s output voltage is adjustable from 1.5V to 16V, and it can regulate up to 100W of power. Additionally, the device is low-noise, operating at a maximum of 40dB. It also has a low ESR and a wide operating temperature range from -20°C to 85°C.

SG117T-883B\'s applications include cellular phones, PDAs, digital cameras, and motherboards. This component is also found in notebooks, video displays, automotive applications, medical systems, and industrial control systems. It is an ideal choice for designers looking for an efficient, cost-effective regulator.

The SG117T-883B device works by controlling the voltage with two transistors, a control circuit, and a voltage reference. First, the input voltage is divided by potential dividers, which will control the drain-source voltage of the pass transistors connected in series. The pass transistors will act as a variable resistor, thus controlling the output voltage. The output voltage is then compared with the internally generated reference voltage, which will determine the amount of conduction spanned between the input and output. The compensation circuitry inside ensures that voltage regulation occurs across the load and temperature conditions.

In conclusion, SG117T-883B is an advanced voltage controller component that delivers stable current and voltage regulation over a wide range of input voltages and temperatures. It is well-suited for applications that require an adjustable output voltage and a high power handling capability. The component also offers protection from over-voltage, over-current, and short-circuits, making it an ideal choice for designers looking for an efficient, cost-effective regulator.

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