SSL21153T/1,118 Integrated Circuits (ICs)

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PMIC – LED Drivers refer to the integrated circuits that can be used as a driver for LED devices, providing various features for controlling, driving, and evaluating LED systems. It can be used to drive a variety of LED types, from single and multiple LED array to exotic LEDs. The SSL21153T/1,118 is one of the most popular LED Drivers in the market.This LED Driver provides a versatile set of features for controlling, driving, and evaluating single and multiple LED array. It allows users to adjust the pulse current and pulse duration, control the brightness of the LEDs with a variable dimming feature,evaluate the temperature of the LEDs, and provides built-in fault protection with over-temperature threshold and over-current protection. The SSL21153T/1,118 also provides adjustable output current and temperature compensation without any coil.The SSL21153T/1,118 is suitable for a range of applications such as automotive headlights,watches, and signal lamps. It can be used as a light source for panels, displays, as well as backlighting for outdoor applications. In addition, it can also be used for a variety of display equipment such as LED flashing, LED dimming, LED brightness adjustment, dynamic LED control, etc.The SSL21153T/1,118 is designed with an advanced Pulse Width Modulation (PWM) control to reduce the energy consumption and generate a smooth surface illumination for long lifetimes. In addition to its highly efficient operation, it offers excellent performance, including a wide frequency range, fast current and voltage feedback, low power consumption, and adjustable pulse current and pulse duration.The operating principle of the SSL21153T/1,118 LED Driver is simple. It uses open-loop Pulse Width Modulation (PWM) control to control the LED current and the LED brightness. The LED current is regulated by a pulse width, with the adjustable PWM control and pulse duration allowing users to adjust the brightness of the LED through a voltage or thermal control circuit, allowing for better control over the brightness of the LEDs. Additionally, the open-loop PWM control also ensures that all LEDs take the same current, which guarantees consistent brightness and color across the array.The SSL21153T/1,118 LED Driver also provides a temperature-sensing chip and temperature compensation circuit, allowing users to adjust the output current based on the measured temperature of the LED. This feature helps ensure high reliability and improve the lifetime of the LED. Additionally, the SSL21153T/1,118 also provides over-temperature and over-current protection, ensuring the safety and stability of the system.In conclusion, the SSL21153T/1,118 is an ideal solution for controlling and driving single and multiple LED array and offers a wide range of features for controlling, driving, and evaluating LED systems. It is highly efficient, enabling users to control the LED current accurately and offers excellent performance. Additionally, it offers over-temperature and over-current protection, making it safe and reliable for LED applications. It is perfect for automotive headlights, watches, and a variety of other applications.

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