LMZ14202HTZE/NOPB

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DC-DC converters are devices that convert DC input voltage to a different DC output voltage. The LMZ14202HTZE/NOPB is an example of a high-efficiency DC-DC converter that provides a wide range of input voltage as well as a wide output voltage range. It can be used in applications where high-power, low noise, high efficiency and small size are important.

Overview of LMZ14202HTZE/NOPB

The LMZ14202HTZE/NOPB is a single-output synchronous step-down converter that has a wide input voltage range of 4.5 V to 24 V and an adjustable output voltage range of 0.6 V to 19 V. It has a maximum output current of up to 2 A and has a maximum efficiency of 93%. It is also capable of up to 2 A of current limit and it has a very low quiescent current of less than 0.2 A. It has a wide operating temperature range of -40°C to 125°C. The LMZ14202HTZE/NOPB comes in a compact 3mm x 4mm 10-lead package and is supported by the MSP430 ultra-low power MCU.

Application Fields of LMZ14202HTZE/NOPB

The LMZ14202HTZE/NOPB is well suited for a variety of applications that require high-efficiency, low noise operation. It can be used in devices such as medical devices, handheld battery powered equipment, 4G/5G base stations and other products that require a wide input voltage range. It can also be used in automotive systems, battery charging systems, solar energy systems and industrial systems.

Working Principle of LMZ14202HTZE/NOPB

The LMZ14202HTZE/NOPB works by using a synchronous buck converter circuit. This circuit uses an internal switching controller, two power MOSFETs, a voltage source and an inductor to step down the input voltage to the desired output voltage.

The switching controller monitors the output voltage and switches the power MOSFETs at a predetermined rate to maintain the output voltage at its desired level. The internal voltage source is used to generate the gate drive voltage for the power MOSFETs. The inductor is used to store energy and filter out unwanted ripple on the output voltage.

The LMZ14202HTZE/NOPB also has several safety features, such as over-current protection and over-temperature protection. These features help to protect the converter from damage caused by short-circuits or overheating.

Conclusion

The LMZ14202HTZE/NOPB is a high-efficiency DC-DC converter that can be used in a variety of applications where high-power, low noise, high efficiency and small size are important. It has a wide input voltage range and a wide output voltage range, making it well suited for a variety of applications. The working principle of the LMZ14202HTZE/NOPB is based on a synchronous buck converter circuit, which uses an internal switching controller, two power MOSFETs, a voltage source and an inductor to step down the input voltage to the desired output voltage. It also has several safety features that help to protect the converter from damage caused by short-circuits or overheating.

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