QHL750300S48

Current - Output (Max):	15.6A
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:	91%
Operating Temperature:	-40°C ~ 85°C
Features:	Remote On/Off, OCP, OTP, OVP, SCP, UVLO
Applications:	ITE (Commercial)
Voltage - Isolation:	3kV
Power (Watts):	749W
Series:	QHL750
Voltage - Output 4:	--
Voltage - Output 3:	--
Voltage - Output 2:	--
Voltage - Output 1:	48V
Voltage - Input (Max):	425V
Voltage - Input (Min):	200V
Number of Outputs:	1
Type:	Isolated Module
Part Status:	Active

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QHL750300S48 DC DC Converter - Application Field and Working Principle

The QHL750300S48 DC DC converter is a dedicated power source converter that is often used in a variety of applications. In general, a converter is a device that is used to change electrical energy from one form to another. In the case of the QHL750300S48, it is used to convert high voltage and low current direct current (DC) into lower voltage and higher current direct current or vice versa. This type of application is essential when working with equipment that requires higher or lower voltage to run properly.This power source converter is commonly used as a voltage regulator in a variety of electrical systems. Specifically, it is suitable for computer power supplies, telecommunications systems, heating systems, scale control systems, and even in automotive systems. In each of these cases, the converter will provide a stable voltage level for the device, thus protecting it from short-circuits or extreme power surges.The working principle of the QHL750300S48 DC DC converter is fairly simple. The incoming direct current is fed through a transformer which reduces the voltage and increases the current. The output is then regulated using an integrated circuit (IC) controller and the relevant components. When the input voltage is higher than the output voltage, the IC will reduce the voltage, ensuring that it remains stable at the desired level.The control circuit in the power source converter includes a control circuit, a comparator, and a PWM generator. The control circuit monitors and measures the input voltage. Any changes in the input voltage are then compared to a reference voltage generated by the comparator. If the input voltage is above or below the reference voltage, the PWM generator will adjust the PWM duty cycle accordingly. This will then result in the voltage level changing at the output of the converter, thus enabling the stable output voltage to be maintained.The QHL750300S48 DC DC converter is designed to be highly reliable and efficient. It features a wide range of input voltages, including 12V, 24V and 48V, making it suitable for various applications. Furthermore, it is capable of providing up to 300A of output current, allowing it to power a wide variety of devices. Lastly, due to its low-cost design, this power source converter is one of the most affordable on the market.In conclusion, the QHL750300S48 DC DC converter is a powerful and efficient power source converter that is suitable for a wide variety of applications. Through its simple yet effective design, it is able to provide consistent and stable voltage levels to the devices that require them. Its low cost also makes it an attractive option for those who are looking for a reliable and cost-effective power source converter.

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