NCL30000LED2GEVB

Series:	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Current - Output / Channel:	350mA
Moisture Sensitivity Level (MSL):	--
Outputs and Type:	1, Isolated
Voltage - Output:	12 V ~ 50 V
Features:	Dimmable
Voltage - Input:	180 ~ 265 VAC
Supplied Contents:	Board(s)
Utilized IC / Part:	NCL30000

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Introduction

NCL30000LED2GEVB is a high-efficiency, low-cost evaluation board for driving and controlling multiple series-connected LEDs via a single logic control point. It combines an NCL30000, a low-pin-count, high-efficiency current regulator, with an integrated voltage multiplier, to create an automotive-grade, high performance LED current regulator that can drive up to 8 LEDs in series. It also includes an on-board microcontroller to control the output and current levels.

Application Field

The NCL30000LED2GEVB is ideal for driving and controlling LEDs in automotive lighting, displays, and other applications where low power consumption, long life, and high efficiency are required. It is also suitable for static and dynamic control of LEDs for industrial lighting and display applications.

Features

The NCL30000LED2GEVB provides power supply conversion from a single or multiple low voltage sources to the input voltage needed for driving LEDs in series. It also offers current regulation via an on-board PWM controller or an external reference voltage. The integrated voltage multiplier also provides protection against over-voltage and under-voltage conditions.The evaluation board also includes a microcontroller for control, diagnostics, and monitoring functions. The microcontroller can be programmed to enable LED dimming, programmatic enable of LED power, and dimming thresholds. It provides diagnostic information, including current measurement, output voltage measurement, and board temperature readings.

Working Principle

The NCL30000LED2GEVB uses a single input voltage to drive multiple LEDs in series. It is configured to accept a voltage from 6 to 18V and convert it to the input voltage needed for driving LEDs. The input voltage is fed to a voltage multiplier, which acts as an energy storage device. The voltage multiplier increases the output voltage of the NCL30000 and outputs it to the LEDs in series. The output voltage of the NCL30000 is regulated by an on-board PWM controller or an external voltage reference.The microcontroller on board the NCL30000LED2GEVB provides control, diagnostic, and monitoring functions. The microcontroller can be programmed to set the desired operating parameters, such as LED dimming, current drive levels, and power enable thresholds. It is also used to measure and monitor the LED current and output voltage values, as well as to provide diagnostic information including board temperatures.

Conclusion

In conclusion, the NCL30000LED2GEVB evaluation board is an efficient, low-cost solution for driving multiple series-connected LEDs via a single logic control point. It combines a low-cost current regulator with an integrated voltage multiplier to create an automotive-grade high performance LED current regulator that can drive up to 8 LEDs in series. The evaluation board also includes an on-board microcontroller for control, diagnostics, and monitoring functions. The NCL30000LED2GEVB is ideal for driving and controlling LEDs in automotive lighting, displays, and industrial lighting and display applications.

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