PXF4048S12

Current - Output (Max):	3.333A
Size / Dimension:	2.00" L x 2.00" W x 0.40" H (50.8mm x 50.8mm x 8.6mm)
Package / Case:	9-DIP Module
Mounting Type:	Through Hole
Efficiency:	87%
Operating Temperature:	-40°C ~ 105°C
Features:	Remote On/Off, OCP, OVP, SCP
Applications:	ITE (Commercial)
Voltage - Isolation:	1.6kV
Power (Watts):	40W
Series:	PXF
Voltage - Output 3:	--
Voltage - Output 2:	--
Voltage - Output 1:	12V
Voltage - Input (Max):	75V
Voltage - Input (Min):	36V
Number of Outputs:	1
Type:	Isolated Module
Part Status:	Active
Packaging:	Bulk

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DC DC Converters

DC-DC converters utilize the principle of energy conversion to convert from one voltage level to another voltage level. The PXF4048S12 is a type of DC-DC converter designed to provide a very efficient and robust dc-dc conversion with a wide input voltage range, upto 240V, and a very wide output voltage range, from 0.5V to 48V. The unit is also designed to operate in either push-pull or flyback topologies.

Principle of Operation

The PXF4048S12 is designed to operate using either the push-pull or flyback topology. In the push-pull configuration, the device utilizes a transformer to transfer energy from the input to the output. A pair of switches on the primary side of the transformer alternate in their duty cycle, driving current through one or the other switch on the primary side, resulting in an AC signal which in turns drives current through to the secondary side, which contains a rectifier and some filtering. The current from the secondary side is then rectified and filtered, resulting in a DC output voltage.In the flyback configuration, the PXF4048S12 uses a single switch to drive a current through the transformer. The current flows out through the secondary windings to the rectifier and filters. The amount of current being transferred through the transformer is determined by the duty cycle of the switch; more current is transferred with a longer duty cycle. This allows for a wide range of output voltages, with lower voltage versions being driven for longer duty cycles and higher voltage versions being driven with shorter duty cycles.

Application Field

The PXF4048S12 is designed with a wide input voltage range and a wide output voltage range, making it ideal for applications which require a reliable, efficient, and robust power conversion solution. It is particularly well suited for renewable energy applications such as solar panels or wind turbines, which require a reliable and efficient conversion to a higher voltage level. It is also commonly used in industrial applications, for example to convert lower voltage levels to higher levels for motor controllers. It is also used in consumer applications, such as home entertainment systems and battery chargers.

Conclusion

The PXF4048S12 is a high-efficiency and robust DC-DC converter which is designed to provide a wide input and output voltage range. It is designed to operate in either a push-pull or flyback topology and is well suited for use in renewable energy applications, industrial applications, and consumer applications.

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