LTC3119HFE#PBF

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LTC3119HFE#PBF is a High-Frequency Synchronous Buck DC/DC Converter, which belongs to the PMIC (Power Management Integrated Circuit) - Voltage Regulators - DC DC Switching Regulators (DC/DC SWR) series. It is made of a dedicated silicon carbide (SiC) semiconductor material, with a high-efficiency efficiency, a fast response time and excellent heat dissipation.

The LTC3119HFE#PBF has a very wide application due to its excellent performance. It can be used in automotive, consumer, computing, communications and industrial applications to provide short-term energy or power smooth transition, allowing for a greater range of operating voltage range. It can also be used in the integrated circuits for analog and digital circuit protection.

The LTC3119HFE#PBF\'s working principle is based on the concept of Buck (DC/DC SWR) Theory. This type of DC/DC voltage regulator is able to convert a high voltage to a lower voltage by forcing it into two separated stages. In the first stage, an inductor (also known as a PWM) utilizes a high-speed, low-impedance switching to convert the high voltage into a signal at the required voltage and current level. In the second stage, the buck converter converts the signal at the required voltage and current to the desired output voltage.

The LTC3119HFE#PBF is a high-frequency synchronous buck DC/DC converter handle inputs from 5V to 48V. It is capable of delivering up to 12A of output current with a maximum output voltage of 5.25V, an excellent performance of up to 93% efficiency and a very accurate accuracy of 0.2%–2.5%. It has ultra-low quiescent current down to 4 uA. It also features a wide operating temperature range of -40°C to 125°C. The upper and lower LED methods of thermal protection can help to prevent any damages caused by excessive temperature.

In addition, the LTC3119HFE#PBF has several protection features, such as under-voltage lock-out (UVLO), current limit, and over-temperature protection (OTP). It also supports adaptive frequency operation that can easily be controlled by a single resistor, making it suitable for the efficient power supply. It also has a constant-on-time Burst Mode control for low-noise operation and minimum ripple.

Overall, LTC3119HFE#PBF is an efficient and reliable DC/DC SWR, which is suitable for a wide range of automotive, consumer, computing and communication applications. With its excellent performance, high efficiency and excellent thermal protection, it is certainly a great choice for power supply solutions.

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