LXDC55KAAA-205 Power Supplies - Board Mount

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DC-DC converters provide an efficient means for supplying power to a variety of electronic components. The LXDC55KAAA-205 is a family of power modules developed for use in a variety of applications, such as automotive, telecommunication, industrial, and medical electronics.

The LXDC55KAAA-205 module can be used as a boost, buck, or dual-mode power supply, providing up to 55W in a standard DIP-8 package. It features a high-efficiency 2-phase converter, synchronous rectification, overload protection, and short-circuit protection. The module also features an absorption clamp circuit, which helps reduce EMI and reduce switching noise. Its integrated power monitoring and diagnostics enable rapid response to defective conditions, ensuring reliable operation.

The module is designed to convert a single input voltage (typically 5 to 36V) to a regulated output voltage (typically 3.3 to 24V). It operates in either fixed frequency (50kHz) or self-adjusting frequency (10kHz-200kHz) mode, and can deliver a maximum output current of 10A (14A peak). The typical efficiency of the converter is up to 97%.

The LXDC55KAAA-205 module offers excellent performance in a wide variety of applications such as notebook computer supplies, automotive electronics, industrial control systems, electronic appliances, and telecommunication systems. It is suitable for use in chassis mount, wall mount or board level applications. It also features protection against over-voltage, under-voltage, short-circuit, and temperature. It can be used in applications requiring high reliability or long-term product operation.

The general working principle behind the module is the ability to convert a single-input voltage source into a regulated output voltage. To do this, it utilizes two power MOSFETs in a synchronous rectifier configuration, which provides a high level of efficiency. The output voltage is controlled by varying the duty cycle of the pulses applied to the MOSFETs. This allows for accurate control of the output voltage, and enables the module to operate in either fixed-frequency or self-adjusting frequency mode.

The module also includes a wide range of safety features. Its integrated thermal protection prevents it from overheating, and its over-voltage, under-voltage, and short-circuit protection help ensure the safety of connected components. Furthermore, the module includes a current-limit feature, which helps protect the connected components from overload and surge damage.

The LXDC55KAAA-205 module offers excellent performance in a wide variety of applications, due to its high levels of efficiency, reliability, and safety. It is a great choice for automotive, telecoms, industrial, and medical electronics that require reliable and high-density power solutions.

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