LM3668SDX-4550/NOPB

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The LM3668SDX-4550/NOPB is a high-performance integrated DC-DC synchronous step-down switching regulator. It has a wide input voltage range from 2.5V to 18V, and a high efficiency of up to 94%. The device operates in a wide temperature range, from -40°C to +125°C. Thanks to its integrated protections such as short circuit protection, over-current protection, and over-temperature protection, the LM3668SDX-4550/NOPB is an ideal choice for industrial, telecom, portable, and battery-charged applications.

IntegratedPower Semiconductor Inc. (IPower) designed the LM3668SDX-4550/NOPB DC-DC switching regulator with advanced technology to reduce power loss and minimize size of the system. The regulator is a synchronous, step-down switching device with a DC input voltage from 2.5V to 18V, and an adjustable output voltage from 0.8V to 15V. The device supports a continuous output current of up to 45A, and includes programmable frequency up to 1.2MHz.

The LM3668SDX-4550/NOPB features an internal Schottky diode which reduces power consumption and improves the efficiency of the converter. The device includes an enable input, which allows for complete control over the output voltage. The device has various protection features to protect it from over-current, over-temperature, and short circuit conditions. In addition, it is integrated with a thermal shut-down, which will shut the device off if the temperature rises too high. The LM3668SDX-4550/NOPB is designed with a high-side and low-side MOSFETs, which provide a high-efficiency, low-noise switching power converter.

The application fields of the LM3668SDX-4550/NOPB are usually found in industrial and commercial areas where low power loss and space-saving is important. This DC to DC converter has been used in applications such as home appliances, automotive, telecom, sensors, and medical devices. The device can also be used in battery-powered applications, power supplies, and portable electronic equipment.

The working principle of the LM3668SDX-4550/NOPB is relatively simple. The device takes the input voltage, which is usually 5V, 12V or 24V, and the desired output voltage, using power switches to step the voltage down. This device uses synchronous rectification and requires a fast switch, which is usually a MOSFET or an IGBT. The result is a highly efficient, low noise switching regulator. The device can also be designed to include different protections to ensure the stability of the output voltage.

In conclusion, the LM3668SDX-4550/NOPB DC-DC switching regulator is a power efficient, low power noise device. It is designed with advanced technology to reduce power losses and minimise system size. It is used in applications such as home appliances, automotive, telecom, sensors, and medical devices. The device has wide input voltage range from 2.5V to 18V and high efficiency up to 94%. It also features various protection features to protect against over-current, over-temperature, and short circuit conditions. The working principle of the device is relatively simple and includes synchronous rectification and fast switching MOSFET or IGBT for high efficiency.

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