PYB15-Q48-D12-H

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DC-DC converters are devices that convert a DC supply voltage to another, either higher or lower, voltage level. The PYB15-Q48-D12-H is a type of isolated DC-DC converter that provides a reliable and compact solution for applications that require a voltage conversion from a 12V supply voltage to a 48V output. It operates efficiently and offers high-quality output while providing various features such as UVLO, overvoltage protection, constant current output, wide-range input voltage, and constant on-time current-mode control.

The PYB15-Q48-D12-H is perfect for a variety of applications, such as lighting, solar, telecom, renewable energy, and industrial automation. It is also suitable for applications where the space is limited and weight is an issue, like aircrafts, ships, and vehicles. The PYB15-Q48-D12-H is a high-efficiency, high-reliability device, allowing for an output of 48V and up to 15W. The PYB15-Q48-D12-H is designed for high switching frequency applications up to 50kHz, allowing for a very small size and lower cost.

The PYB15-Q48-D12-H works using a standard current-mode control method, and an auxiliary winding for the output regulation. Its features include a wide input voltage range, limited minimal voltage conversion to allow for higher efficiency even at light load, overvoltage protection circuit, overheat protection circuit, and ultraviolet light emission protection circuit with a hysteretic control loop. The controller is also protected from static electricity damage and can run multiple strings at the same time, providing a common output voltage.

To ensure a suitable working performance, the input voltage of the device should be greater than 6V but less than 16V. In addition, the device should be mounted horizontally in order to achieve optimal heat dissipation. The device also features a wide temperature operating range from -40°C to +85°C.

The PYB15-Q48-D12-H offers excellent output accuracy, even at a light load (<2.1A), by providing an output voltage regulation of up to one percent for the voltage range of 45-57V. It also provides an output protection to prevent any changes in output voltage from exceeding 20%.

The main advantages of using this device include its high efficiency, high reliability, high power density, and wide input voltage range. DC-DC converters with the PYB15-Q48-D12-H are suitable for applications that require a 12V to 48V output conversion, and have strict power efficiency requirements. Moreover, the device is extremely reliable and cost-effective, making it a great choice for any project.

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