NCL30073SN065T1G

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The NCL30073SN065T1G is a 4-switch Buck-Boost Current Mode DC-DC converter with dimming control switch controller. It can operate either as a Boost or Buck converter depending on the input and output voltages. This device is used to supply the voltage and current to power LEDs. It features high efficiencies, an integrated Dimming Control, and a wide input voltage range.

The NCL30073SN065T1G operates in current-mode control with a constant average current. The average output current is determined by a resistor on the CS pin. This is a PWM driven device with a 400kHz switching frequency. The CONTROL voltage regulates the limit of the output current. The device also has built-in overvoltage protection and soft start.

The NCL30073SN065T1G is designed for a wide range of LED applications, such as general lighting, automotive, signage and decorative lighting. In general lighting applications, the device can be used for automotive, signage, and decorative lighting, with the dimming control switch being used to dim the LED backlight. The device is ideal for applications that require low ripple, high efficiency, and low LED current noise.

The working principle of NCL30073SN065T1G is similar to the conventional Buck-Boost converter, but the current mode yields higher efficiencies, better noise characteristics, and stability. The integrated Dimming Control provides smooth dimming of LED backlights, allowing the user to precisely control the brightness of the LEDs. It also features overvoltage protection, soft start, and thermal shutdown.

The NCL30073SN065T1G is a switching regulator that runs in constant-current mode and features a 400kHz switching frequency. It operates as either a buck or boost converter, depending on the input and output voltages. The device helps to provide stable output current and an excellent ripple rejection ratio even under tough operating conditions. The integrated Dimming Control provides excellent dimming performance and is suitable for automotive, signage, and decorative lighting applications.

In conclusion, the NCL30073SN065T1G is an excellent PMIC - LED Drivers device with high efficiency, wide input voltage range, and integrated Dimming Control. It is an ideal solution for applications requiring low ripple, high efficiency, and low LED current noise. With its high switching frequency and excellent ripple rejection ratio, the device is suitable for a wide range of LED applications in automotive, signage, and decorative lighting.

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