EPP-300-48

Power (Watts):	200W (300W Forced Air)
Approvals:	CB, CE, cURus, TUV
Minimum Load Required:	No
Size / Dimension:	5.00" L x 3.00" W x 1.38" H (127.0mm x 76.2mm x 35.0mm)
Mounting Type:	Chassis Mount
Features:	Adjustable Output, PFC, Remote Sense, Universal Input
Operating Temperature:	-30°C ~ 70°C (With Derating)
Efficiency:	93%
Voltage - Isolation:	3kV
Applications:	ITE (Commercial)
Series:	EPP-300
Current - Output (Max):	4.17A
Voltage - Output 4:	--
Voltage - Output 3:	--
Voltage - Output 2:	--
Voltage - Output 1:	48V
Voltage - Input:	90 ~ 264 VAC, 127 ~ 370 VDC
Number of Outputs:	1
Type:	Open Frame
Part Status:	Active

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AC DC Converters

AC/DC converters are used to convert alternating current (AC) into direct current (DC). This conversion process is important for many industrial, automotive and consumer electronics applications. The EPP-300-48 is an AC/DC converter that is widely used in applications such as automotive, industrial, railway, and consumer electronics systems. This article will discuss the application field and working principle of the EPP-300-48.The EPP-300-48 is a full-range AC/DC converter with a wide input voltage range of 90V to 275V AC. It has an output power of up to 300W and an efficiency rating of up to 89.7%. It is also designed to meet safety standards, including IEC 61000-4-x, UL 1587, and IEC EN60950-1. The EPP-300-48 is suitable for a wide range of applications such as medical equipment, telecommunications, power supplies, and consumer electronics.The EPP-300-48 uses a power factor corrected (PFC) topology to achieve high efficiency and power density. It employs a full bridge diode bridge rectifier to convert AC to DC, followed by an active PFC stage. This stage is used to ensure that the power drawn from the input is kept within limits. The PFC stage also helps to reduce the current harmonics and ensure that the power factor remains high.The output stage of the EPP-300-48 is a synchronous buck converter. This converter steps down the input voltage from the PFC stage to the desired output voltage. The output voltage is adjustable based on the pulse-width modulation (PWM) duty cycle and the output voltage is regulated by an internal voltage loop.The EPP-300-48 also features built-in protection functions, including overload protection, overvoltage protection, overcurrent protection, and short circuit protection. The protection functions ensure the safety of the system and prevent damage to the load.In conclusion, the EPP-300-48 is an AC/DC converter that is widely used in applications such as medical equipment, telecommunications, power supplies, and consumer electronics systems. It is designed to meet safety standards and features a power factor corrected (PFC) topology for high efficiency and power density. The output stage is a synchronous buck converter that steps down the input voltage to the desired output voltage. The EPP-300-48 also features built-in protection functions to ensure the safety of the system and prevent damage to the load.

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