LMZ12003EXTTZ/NOPB

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

DC-DC converters are an important component in many applications due to their versatility and unique capabilities. The LMZ12003EXTTZ/NOPB is a high-efficiency, DC-DC converter, optimized for industrial and embedded applications, that affords design engineers with a flexible solution for their computing needs. This device converts a nominal input voltage between 2.5 V and 5.5 V into a constant output voltage from 0.05 V to 5 V. It features low-noise operation, with a wide input/output voltage range and adjustable switching frequency.

In order to understand how the LMZ12003EXTTZ/NOPB works, it is important to understand how DC-DC converters work in general. DC-DC converters are used to transform the voltage of a DC power source, be it from a battery or an adapter, into another DC voltage that meets the power requirements of a specific application. To do this, DC-DC converters use an electronic switch in combination with a transformer (output) to change the voltage level. This process occurs in several stages.

In the first stage, the input voltage is filtered by an inductor to remove any undesired AC frequencies. After that, the initially filtered voltage passes through an electronic switch. This electronic switch, usually implemented as an insulated gate bipolar transistor (IGBT) or a field effect transistor (FET), is controlled by an oscillator. Depending on the power transfer requirements, the switching frequency can be adjusted to a desired level.

When the switch is in the “on” state, the inductor forms a “magnetic tank”, and the input voltage is stored in it. When the switch is in the “off” state, the magnetic tank releases its energy and transfers it to the output stage by feeding the transformer’s primary winding. The output voltage of the transformer is rectified by a full-bridge rectifier and regulated by an output voltage stage in order to obtain the desired output voltage. This output voltage is finally filtered by the use of an output capacitor.

The LMZ12003EXTTZ/NOPB, however, has a slightly different internal configuration than the conventional DC-DC converter. As already mentioned, this converter is optimized for industrial and embedded applications and was designed to meet all particular needs. As such, besides this converter\'s high-efficiency, low-noise operation and wide input/output voltage range, the switching frequency and rise time can be adjusted through external components thanks to its inbuilt Current Mode PWM (CMPWM) control. Moreover, the LMZ12003EXTTZ/NOPB can operate in DCM (Discontinuous Conduction Mode), improving the device\'s light-load efficiency.

In other words, the LMZ12003EXTTZ/NOPB can automatically adjust its output voltage to match with the external voltage demands. This makes it ideal for applications such as computers, performance-sensitive electronic system, LED lighting, telecom and low-power motors (e.g. power tools).

In conclusion, the LMZ12003EXTTZ/NOPB is an optimized DC-DC converter designed for industrial and embedded applications. Its wide voltage range, high efficiency and low-noise operation, as well as adjustable switching frequency and CMPWM control, make this converter an ideal choice for applications where efficiency and reliability are of the utmost importance.

The specific data is subject to PDF, and the above content is for reference