SQM48S25010-PS0P

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DC-DC converters are essential for the efficient power transfer between two systems of different potentials and are widely used in a variety of power applications. The SQM48S25010-PS0P is a type of DC-DC converter featuring high input voltage, small size and high integration level for an output up to 200W. It is applicable for applications such as industrial automation, communications, and medical equipment.

The device features a wide input voltage range of 9-75V DC, adjustable output voltage range of 0-48V DC and an output power of up to 200W. Additionally, it also has an efficiency of up to 94.5%, a standby current of 1mA and an operating temperature range between -40 and 85°C. In order to reduce EMI (electromagnetic interference), the SQM48S25010-PS0P is equipped with a comprehensive EMI package.

The SQM48S25010-PS0P utilizes a full bridge LLC converter topology to achieve high integration and performance. This topology consists of four switches controlled by a dedicated MOSFET driver, and an isolated transformer that provides Galvanic isolation. The control of the switches determines the output power. When the MOSFET driver is in its "off" state, no power is delivered to the output. When it is in its "on" state, power is delivered to the output. When the MOSFET driver changes its state from "on" to "off", the energy stored in the cycling inductor is released and results in an energy burst – resulting in an efficiency boost.

The SQM48S25010-PS0P features various protections including OCP, OVP, OTP, UVLO and current limit to protect the device and the load from damage due to overload, over voltage, over temperature and under voltage conditions. It also has a Power-Good signal to indicate the presence of output voltage. The device also has a feature to auto-restart after a short circuit condition clears.

In summary, the SQM48S25010-PS0P is a high-performance, small-size DC-DC converter with an input voltage range of 9-75V DC and an adjustable output voltage range of 0-48V DC. It is suitable for applications involving industrial automation, communications and medical equipment as well as other high-power applications. The device utilizes a full bridge LLC converter topology to achieve high integration and performance with numerous protections implemented for safety.

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