AL1696-30BAS7-13

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LED Drivers are a type of power management integrated circuits (PMICs). They are responsible for providing the correct amount of current to LEDs. AL1696-30BAS7-13 is a powerful and cost-effective LED driver integrated circuit (IC) designed to provide a constant current drive to LEDs in a wide range of lighting applications.

This IC has several features that make it ideal for various lighting applications, including constant current output, low power consumption and high efficiency. It is also suitable for a variety of voltage inputs, and can operate from 8V to 27V DC. The output voltage range of the IC is 1V to 32V – ideal for driving LEDs with a broad range of forward voltages. The nominal current of the circuit can be set from 5mA to 300mA by using appropriate external components. The IC has a typical efficiency of 80%, and accepts PWM signals for dimming.

In terms of its working principle, AL1696-30BAS7-13 uses a Buck topology to convert voltage. It works by controlling the amount of current fed to the LED and the switching frequency, which is adjustable by internal oscillator or an external clock. A current cycle is made up of two distinct steps. In the first step, an internal MOSFET is activated and current is fed to the LED. The MOSFET is then deactivated in the second step and the inductor discharges through the diode to keep the current in the LED constant. This cycle is repeated until the set current is achieved. The input voltage and the current are monitored by feedback subsystems, which adjust the switching frequency and duty cycle, if necessary.

The IC can be used in a variety of lighting applications, such as automotive LED lighting, LED light demonstrators, LED wall washers, LED strip lighting, LED panel lighting, LED spotlights and LED based street lamps. It can also be used for different power supplies, such as AC/DC and DC/DC converters. Due to its adjustable frequency and current feature, it can also be used in RGB light applications.

In conclusion, AL1696-30BAS7-13 is an efficient and cost-effective LED driver IC designed to meet the requirements of modern lighting applications. Its wide input voltage range and adjustable current make it suitable for a variety of applications. The Buck topology used by the IC to convert voltage makes it highly efficient, and its feedback system ensures that current is maintained at a constant level.

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