QHL750300S12

Current - Output (Max):	62.5A
Supplier Device Package:	Full Brick
Size / Dimension:	4.60" L x 2.40" W x 0.50" H (116.8mm x 61.0mm x 12.7mm)
Package / Case:	Full Brick
Mounting Type:	Through Hole
Efficiency:	89.5%
Operating Temperature:	-40°C ~ 85°C
Features:	Remote On/Off, OCP, OTP, OVP, SCP, UVLO
Applications:	ITE (Commercial)
Voltage - Isolation:	3kV
Power (Watts):	750W
Series:	QHL750
Voltage - Output 4:	--
Voltage - Output 3:	--
Voltage - Output 2:	--
Voltage - Output 1:	12V
Voltage - Input (Max):	425V
Voltage - Input (Min):	200V
Number of Outputs:	1
Type:	Isolated Module
Part Status:	Active

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DC-DC Converters: QHL750300S12 application field and working principle

DC-DC converters are essential parts of a power system, used to convert an input voltage to a different, desired output voltage. In particular, the QHL750300S12 is a DC-DC converter designed to perform high-efficiency step-down voltage conversion from 36V to 12V.This powerful and reliable DC-DC converter offers a wide range of features for optimal performance. It has integrated EMI filter components, allowing it to filer high-frequency interference. The converter also features a PWM controller for better voltage regulation, as well as multiple protection functions to ensure safety during operation. Additionally, the QHL750300S12 has an integrated heat sink for improved cooling performance.The QHL750300S12 converter is most used for a wide range of applications, including industrial, automotive, server, telecom, and aerospace systems. It can also be used in home appliances, such as air conditioners, lighting systems, electric fans, and more. With its high-efficiency and robust design, the QHL750300S12 DC-DC converter is an ideal choice for cost-effective power conversion.When it comes to understanding the working principle of the QHL750300S12 converter, it is important to first understand the basics of voltage conversion. DC-DC converters are used to convert the input voltage to a different, desired voltage by utilizing an electronic circuit and various components. With the QHL750300S12, the input voltage is converted to 12V using an inductor, MOSFETs, and capacitors.The working principle of the QHL750300S12 converter starts when the input voltage is converted to 12V. The switch, which is implemented by MOSFETs, controls the flow of the current, and the inductor and capacitors are used to filter and stabilize the output voltage. The inductor stores the energy and then releases it when the switch is open, and the capacitors act as energy reservoirs that are charged and released depending on the switching of the MOSFETs.The QHL750300S12 DC-DC converter is a powerful and reliable device designed for efficient voltage conversion. Its integrated heat sink and protection features make it suitable for a variety of applications, including industrial, automotive, aerospace, and home appliances. In addition, its working principle is based on the basics of power conversion, where the input voltage is converted to 12V with the help of inductors, capacitors, and MOSFETs. With these features, the QHL750300S12 offers a cost-effective solution for efficient and safe power conversion.

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