PLC-040S140D

Voltage - Isolation:	2kV
Weight:	--
Approvals:	cULus
Mounting Type:	Chassis Mount
Size / Dimension:	3.74" L x 2.76" W x 1.26" H (95.0mm x 70.0mm x 32.0mm)
Termination Style:	Wire Leads
Efficiency:	87%
Operating Temperature:	-25°C ~ 50°C
Ratings:	IP65
Features:	OTP, OVP, SCP
Dimming:	Analog
Series:	PLC-040 D
Power (Watts):	40W
Current - Output (Max):	1.4A
Voltage - Output:	10 ~ 25 V
Voltage - Input (Max):	305VAC
Voltage - Input (Min):	90VAC
Number of Outputs:	1
Topology:	AC DC Converter
Type:	Constant Current
Part Status:	Obsolete

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LED Drivers

LED drivers are an important and cost-effective component of modern lighting systems. They provide an interface between the light source and the power supply, controlling and protecting the LED lighting system from excessive heat and current flow. Given their importance in lighting applications, manufacturers must take special care to design LED drivers that are reliable, efficient, and cost-effective. One such LED driver is the PLC-040S140D.

PLC-040S140D Overview

The PLC-040S140D is a 25-watt, Class I, isolated, LED driver manufactured by Philips LED Solutions. It features a constant output current of 0.7 to 1.4A, voltage range of 24-54VDC, maximum efficiency of 90%, a minimum life of 106,000 hours, and wide operating temperature range of -40℃-+85℃. It measures only 185*161*38mm, and has an approval mark of UL/TUV/CE/CCC. The PLC-040S140D has numerous safety features including short circuit protection, overvoltage protection, over temperature protection, and over current protection, making it suitable for a variety of hazardous applications.

PLC-040S140D Application Field

The PLC-040S140D is designed for indoor and outdoor LED lighting applications. Its high maximum efficiency and wide operating temperature range make it suitable for a variety of applications, including but not limited to:*Retail Lighting *Industrial Lighting *Recessed Lighting *Spot Lighting *Flood Lighting *Under Cabinet Lighting The PLC-040S140D LED driver is also suitable for a variety of hazardous areas such as oil rigs, mines, and process plants.

PLC-040S140D Working Principle

The PLC-040S140D LED driver operates on a flyback topology. It takes input power from an AC mains voltage and rectifies it using a full bridge diode rectifier. The pulse width modulation controller then generates a low voltage DC current from the AC input which is then inverted by an H-bridge inverter. The H-bridge inverter produces a DC voltage that is proportional to the load connected and is used to power the LED. The PLC-040S140D LED driver also contains several safety features. The primary over voltage protection is a crowbar circuit that disables the driver in the event of an over voltage condition. The secondary safety feature is temperature regulation which increases or decreases the duty cycle of the driver depending on the ambient temperature.

Conclusion

The PLC-040S140D is an efficient and reliable LED driver manufactured for a variety of lighting applications. Its features such as wide operating temperature range, high maximum efficiency, and several safety features, make it an ideal choice for any commercial or industrial LED lighting system.

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