PLDS100-A-277PEA

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LEDs have been successful in various lighting applications due to their long service life, low energy consumption, compact size and high efficiency. LEDs are generally driven by an isolated power supply and require the help of LED Drivers to meet the demands of the equipment. PLDS100-A-277PEA is an isolated LED driver specifically designed for the precise variable current control of multiple LEDs. It offers tremendous flexibility with its wide windows voltage operation and wide adjustable output current range.

Introduction of PLDS100-A-277PEA

PLDS100-A-277PEA is an isolated LED Driver IC designed for high current LED applications. The IC is capable of driving LED strings accurately with precision current control. It has an integrated, high voltage power switch, and also has built-in power MOSFETs for driving the LEDs. The maximum output current of the IC is 300mA and the LED driving voltage is up to 42V. The IC is based on the latest high-efficiency and ultra-low-power switching technology, hence making it ideal for usage in a wide range of general purpose LED driving applications.

Features of PLDS100-A-277PEA

The PLDS100-A-277PEA has a wide range of features that make it appropriate for LED lighting applications. Some of the key features of this IC are:

• Wide windows voltage operation: The operating voltage range is 9.2V -29.6V and is suitable for a variety of input voltage sources.
• Wide adjustable output current range: The adjustable current range is 9.2V - 42V, allowing for precise current output control.
• High efficiency: The high efficiency of the IC enables it to save power and cost effectively.
• Small size: The small size of the IC makes it ideal for compact applications such as LED lamps.
• Ultra-low power consumption: The low power consumption of the IC ensures its low standby power consumption and longer working life.

Application of PLDS100-A-277PEA

PLDS100-A-277PEA is a general purpose IC used in many types of LED lighting applications. The most popular applications include LED street lights, LED traffic lights, LED strip lights, LED spotlights, LED bulbs, LED stage lights and many more.

In addition to these applications, the PLDS100-A-277PEA can also be used in automotive LED lighting applications, such as interior and exterior lighting systems.

Working Principle

The PLDS100-A-277PEA adopts a constant-current method of driving LEDs. This method ensures that the current flowing through each LED in a circuit continues to be regulated despite variations in the input voltage or the number of LEDs in the circuit. In order to keep the current constant, the IC uses an internal feedback loop. The feedback loop senses the current flowing through the LEDs and adjusts the output current accordingly.

The PLDS100-A-277PEA can be driven either with an external voltage or with an internal, fixed, or adjustable oscillator. The frequency of the oscillator can be adjusted with an external resistor or capacitor, allowing for precise control of the output current.

Conclusion

The PLDS100-A-277PEA is a high-efficiency, low-power IC designed for the precise control of current in LED lighting applications. Its wide range of features and wide adjustable current range make it ideal for a wide range of applications. Its wide windows voltage range and ultra-low power consumption are also attractive features that make it a great choice for LED applications.

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