LMZ20502SILR Power Supplies - Board Mount

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DC-DC converters are an essential class of power supplies used to convert the input voltage provided by a power source such as an AC power source or a battery to a different output voltage suitable for use in a variety of applications. They are typically used in systems requiring isolation between the input and output voltages, such as those in telecommunications, transportation, industrial, space exploration, medical, or audio systems. When selecting a DC-DC converter, power manufacturers bear in mind efficiency, size, cost, and features, in addition to input and output voltage and current capabilities.

One of the most effective and efficient types of DC-DC converters is the LMZ20502SILR. This converter is a switch-mode DC/DC converter with an isolated output. It has a wide DC input voltage range of 4.5 to 36V and a wide frequency range of 80kHz to 500kHz. The LMZ20502SILR can provide a low output voltage range of 0.8 to 30V, adjustable by two external resistors. To maximize efficiency, it is designed to generate very low levels of switching noise.

The LMZ20502SILR is well-suited for a wide range of applications. These applications typically involve low-power, isolated, or point-of-load (POL) power supplies including telecommunications, space exploration, battery operated and distributed power systems, instrumentation, and industrial process control. Furthermore, due to its small size and high power density, it is ideal for portable equipment such as laptop computers, portable medical equipment, and electronic toys.

The LMZ20502SILR works on the principle of switch-mode DC/DC conversion. It works by connecting the input voltage to an inductor through a switching transistor. When the switching transistor is turned on, energy is drawn from the input voltage and stored in the inductor. When the switching transistor is turned off, the energy stored in the inductor is transferred to the output voltage through a rectifying diode. This process is repeated at a high frequency to provide a continuous and regulated output voltage.

Overall, the LMZ20502SILR is a highly efficient and compact DC-DC converter well-suited for a wide range of applications, from telecommunications to space exploration to consumer electronics. Its high power density and low switching noise make it ideal for a number of low-power applications. Its switch-mode DC/DC conversion methodology makes it reliable and energy-efficient, ensuring its continued use in many industries for years to come.

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