LEA150F-30-S

Power (Watts):	150W
Approvals:	CE, cURus, TUV
Minimum Load Required:	--
Size / Dimension:	8.74" L x 2.95" W x 1.46" H (222.0mm x 75.0mm x 37.0mm)
Mounting Type:	Chassis Mount
Features:	Universal Input
Operating Temperature:	-20°C ~ 70°C (With Derating)
Efficiency:	87%
Voltage - Isolation:	3kV
Applications:	ITE (Commercial)
Series:	LEA
Current - Output (Max):	5A
Voltage - Output 4:	--
Voltage - Output 3:	--
Voltage - Output 2:	--
Voltage - Output 1:	30V
Voltage - Input:	85 ~ 264 VAC
Number of Outputs:	1
Type:	Open Frame
Part Status:	Active

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LEA150F-30-S Application Field and Working PrincipleAC/DC converters have been widely used in varied applications and industries as a prime power that converts electrical power from AC (alternating current) to DC (direct current). Among the different types of AC/DC converters, LEA150F-30-S is a highly efficient AC/DC converter with a rated power input of 150 watts and output voltage of 30V. It is designed for use in industrial/commercial/telecom/applications and can effectively and efficiently supply direct current to diverse loads.The LEA150F-30-S AC/DC converter consists of five major components: AC/DC switching regulator, power supply, rectifier bridge, power factor controller, and transformer. The basic working process of the AC/DC converter can be divided into six steps. Firstly, when the user turns on the AC/DC power supply, it will draw AC current from the input voltage source and convert it into a unidirectional current. The AC/DC switching regulator and rectifier bridge are responsible for this conversion, wherein the switching regulator controls the circuit switching frequency and obtains unidirectional current using pulse width modulation (PWM). Secondly, the AC/DC switching regulator rectifies the unidirectional current to form a low-ripple near-constant DC voltage. This process occurs in the AC/DC power supply by way of using the rectifier bridge which engages in a switching process when the voltage becomes higher than the voltage referenced by the switching regulator and then diverts the current flow to the negative side of the rectification chain.Thirdly, the output DC voltage from the rectification chain will then be transferred to the voltage-range controller for voltage regulation and controlled by eight types of settings for over-voltage, under voltage, and hold time, etc. The voltage-range controller and power factor controller provide dynamic regulation and compensation of the output voltage to ensure a reliable voltage.Fourthly, a transformer is connected to the voltage-range controller and power supply and will provide the desired current to the load. The transformer is equipped with protection components at its primary side which will shut off the operation of the AC/DC converter in case of over-current and over-voltage circumstances.At the last two steps, the power factor controller will ensure a proper power factor which will allow the conversion system to work efficiently. Also, thermal protection will be provided to limit the temperature rise of the LEA150F-30-S during extreme temperature fluctuations. Overall, the LEA150F-30-S AC/DC converter is equipped with the desired components for conversion and regulation of AC into direct current for use in various applications. The power factor controller guarantees high efficiency and the thermal protection ensures long-term, reliable power delivery. With these components, the LEA150F-30-S can provide optimal performance and be a reliable source of power for various applications.

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