ILD4120E6327XUMA1 Integrated Circuits (ICs)

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PMIC - LED Drivers are a type of power converter that convert electrical power from one form to another form, usually to drive light-emitting diode (LED) lights in electronic products. The ILD4120E6327XUMA1 is a LED driver developed by Infineon that is specially designed for enabling simple and fast dimming of LED lighting systems. Its construction contains an integrated high resolution LED Current Regulator, an LED over-temperature protection circuit, LED open and LED short circuit protection, and a temperature protected high voltage DC-DC converter.

The main application of the ILD4120E6327XUMA1 is for the local dimming backlighting control of smaller, medium-power LED lighting products. Its versatile standard dimming interface makes it suitable for a variety of LED applications. It can provide up to 1 amp peak current per channel and is designed to work with a wide range of LED driver topologies, such as transistor driver, AC/DC drivers, and constant current string LED drivers.

The ILD4120E6327XUMA1’s working principle is based on an electronic current control loop. It provides a stable voltage supply to the LED light and adjusts the current level automatically to keep the voltage constant and hence, the brightness of the LED light constant. The IFX regulation loop is able to adjust the current level rapidly, with a minimum output voltage drop, even during dimming. The user can connect any compatible dimming signal from a dimmer switch, wall switch, or grid signal to the IFX input.

The ILD4120E6327XUMA1 has several relevant features for making LED-based lighting solutions more cost efficient. It can shut off the LED supply in case of short circuit and open circuit protection, providing an additional and important level of safety. It also has a low noise switching and output current sense architecture, allowing it to have an extremely low number of external components. Other features include an adjustable LED current range, temperature-protected shutdown, and wide input operating voltage from 4.5V to 27v.

The ILD4120E6327XUMA1 LED driver provides an efficient, robust and cost-effective LED dimming solution for LED-based lighting applications. Its features, combined with its wide range of compatibility, make it a great choice for a wide range of applications. From home lighting and street lighting, to architectural lighting and automotive lighting, the ILD4120E6327XUMA1 is sure to meet the needs of OEMs and system integrators.

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