TPP 450-148A-M

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AC/DC converters are essential components in many power management and conditioning systems. The TPP 450-148A-M is an AC/DC converter that can be used in various scenarios where efficient, reliable power conversion is required. This article provides an overview of the TPP 450-148A-M application field and working principle.

The TPP 450-148A-M is a DC/DC buck converter with a wide 4.5 - 14.8V input voltage range and an adjustable output voltage range from 0.6V to 7V. The robust design of the converter maintains 250 kHz fixed switching frequency, and its efficiency is typically 85% at a 10V input and 1.2V output. Its features include a thermal shutdown protection that prevents damage due to high temperature, as well as an optimized power dissipation that stays cool during operation. The TPP 450-148A-M is ideal for use in demanding applications, such as in power plants, medical equipment, and in any application that requires a reliable and efficient DC/DC buck converter.

The working principle of the TPP 450-148A-M is based on the typical switched-mode power converter topology, where an input voltage is switched at a high frequency and the output voltage is regulated by using feedback. The input is rectified through a full-wave diode bridge rectifier which produces a variable DC voltage. The variable DC voltage is then fed into a switching transistor which is driven by a high switching frequency pulse. When the pulse is high, the input voltage is switched and goes through the inductor, capacitor and switch, then through the output diode to the output filter capacitor which helps to maintain the output voltage. The output voltage is then sensed by the feedback circuit and compared with the reference voltage. Any mismatch is rectified through a correction circuit to maintain the output voltage.

The TPP 450-148A-M is a very reliable and efficient DC/DC buck converter for demanding applications. Its wide input voltage range and adjustable output voltage make it versatile and a suitable choice for many applications. Its high efficiency, thermal shutdown protection and optimized power dissipation ensure it is safe and reliable in operation. With its features, the TPP 450-148A-M is an excellent choice for all power application needs.

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