LPF-25D-48

Voltage - Isolation:	3.75kV
Approvals:	CB, CCC, CE, cURus, ENEC, PSE
Mounting Type:	Chassis Mount
Size / Dimension:	5.83" L x 1.57" W x 1.26" H (148.0mm x 40.0mm x 32.0mm)
Termination Style:	Wire Leads
Efficiency:	86%
Operating Temperature:	-35°C ~ 70°C
Ratings:	IP67
Features:	OCP, OTP, OVP, SCP
Dimming:	Analog, PWM
Series:	LPF-25D
Power (Watts):	25W
Current - Output (Max):	530mA
Voltage - Output:	26.4 ~ 48 V
Voltage - Input (Max):	305VAC
Voltage - Input (Min):	90VAC
Number of Outputs:	1
Topology:	AC DC Converter
Type:	Constant Current
Part Status:	Active

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LED drivers: LPF-25D-48 application field and working principle

With the accelerated development of LED technology in the past few decades, LED drivers have become an indispensable source of power for electronic devices. Among many types of LED drivers, LPF-25D-48 has attracted more attentions from manufacturers and users due to its high reliability, good performance and wide application.LPF-25D-48 is a two-way LED drive. It is used to drive LED lighting fixtures, such as street lights, stage lights, tunnel lights and architectural lighting. It contains 2 channels with each channel able to deliver up to 12.5A output current. Moreover, it is designed to meet the most demanding requirements for LED lighting applications, such as dimming, AC interface control and power factor control. It can be used in both indoor and outdoor lighting applications.The working principle of LPF-25D-48 is based on a series of complex electrical and electronic components, including power management, transformers, capacitors, filters and diode bridges. It works by converting AC voltage from the mains into DC voltage, which is then used to drive the LED lightings. Firstly, the power management component steps down the AC voltage to the required level. Secondly, the transformer transfers the AC voltage to a DC voltage, which is then stored in a large capacitance for current buffering. Finally, the current output can be adjusted using a filter and oscillator circuit.LPF-25D-48 features a dimming capability that enables the user to adjust the brightness of the LED lighting fixtures according to the desired effect. Dimming is achieved by changing the duty cycle of the osculating current. The dimming capability also offers the user to generate various lighting effects for creative applications. Moreover, the AC interface control and power factor control features of this drive can further enhance the performance of the system.In conclusion, LPF-25D-48 is an efficient LED driver with wide application. It offers a good performance with reliable dimming, AC interface control and power factor control capabilities. It is suitable to be used in lighting fixtures such as street lights, stage lights and tunnel lights. With its robust and advanced features, this LED driver is an ideal choice for both commercial and residential uses.

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