TES 2N-1221

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DC-DC converters are a class of power converters which take an input voltage and output a different voltage. The TES 2N-1221 converter is a type of synchronous buck converter, and is capable of creating adjustable output voltages from a higher input voltage. The converter is suitable for low-power applications such as secondary-side power conversion and micro-metrology systems.

The TES 2N-1221 converter is a two-phase, active synchronous buck converter with synchronous rectification and operating in quasi-resonant mode. It supports both CV/CC and CCM/DCM/QCM operation with highly linear regulation, enabling excellent output voltage accuracy. It ensures low EMI noise for higher efficiency, in a simple and robust design.

The TES 2N-1221 converter consists of an input capacitor, inductive stage filter and one main switch. The primary winding connects to the input power source and the secondary winding connects to the load. The output from the converter is regulated by a linear controller, which directly controls the main switch. This ensures that the output voltage remains within the specified range. The converter can operate with input voltages from 5V to 20V while the output voltage can be adjusted with a resolution of up to 0.1 V.

In terms of safety and reliability, the converter is designed to meet the stringent requirements of the IEC 60950, 62368, and 62311 standards. As such, it includes overvoltage and undervoltage protection, as well as thermal shutdown. A built-in power-on reset circuit is also present for improved reliability. The converter also incorporates power save and sleep modes for lower power consumption and improved energy efficiency.

The main advantages of the TES 2N-1221 converter are its high efficiency, adjustable output voltage range, low noise level, and high reliability. It can provide highly precise output voltages, with no additional compensations or external components. Its operating temperature range is also quite wide, from -40ºC to +105ºC. Thus, the TES 2N-1221 converter is suitable for a wide range of applications, including backup power systems, automotive systems, industrial equipment, wireless communications, and medical equipment.

In conclusion, the TES 2N-1221 converter is an efficient and reliable DC-DC converter that can provide adjustable output voltages from higher input voltages. Its wide operating temperature range and safety features make it suitable for a variety of applications. By incorporating simple but robust design and high linear regulation accuracy, the TES 2N-1221 can deliver high efficiency and greatly improved power saving capabilities.

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