HV9918K7-G

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PMIC LED drivers are very popular components in the electronic market. One such LED driver is the HV9918K7-G. This IC has various sophisticated features and offers numerous advantages for its users. It is widely used in various applications, such as automotive lighting, general lighting, street lighting, traffic lighting, etc.

The most attractive feature of the HV9918K7-G is its high efficiency and energy savings. The device is designed using CMOS technology and is capable of driving up to 12 LEDs or two strings of 6 LEDs in series. The device also features a PFC power factor correction controller, which is used to optimize the current and reduce the power losses. The device operates on a very low input current of only 15V/160mA, making it ideal for cost-sensitive applications.

The HV9918K7-G also features a dual-mode operation. At low voltage the device operates in a constant current mode and at high voltage it operates in a constant voltage mode. This feature allows the device to provide a stable and consistent lighting performance over a wide range of input voltages. The device also has an adjustable output current range from 20mA to 400mA, allowing users to set the current for optimal performance of their LED systems.

In addition to these features, the HV9918K7-G also has an adjustable output voltage range from 9V to 18V. This feature is ideal for applications requiring a wide range of voltages to properly power LEDs. This feature is especially useful for automotive applications, where the total available power supply voltage is often low. The adjustable output voltages make it easier for users to adjust their LED systems for optimal performance.

The HV9918K7-G also has integrated dimming control and PWM dimming functions. The dimming control function allows users to adjust the overall brightness of their LEDs by adjusting a potentiometer. The PWM dimming uses pulse-width modulation, which is a timer based waveform control, to adjust the brightness of LEDs by manipulating the duty cycle. The integrated dimming functions can be used to provide smooth dimming of the LEDs, allowing users to adjust their LED systems to get optimal brightness levels.

Overall, the HV9918K7-G is a great example of a PMIC LED driver. It is designed to provide energy-efficient and reliable performance, with a wide range of adjustable output current and output voltage options. This device is ideal for automotive lighting and various other applications, as it can provide a stable and consistent lighting performance over a wide range of input voltages. The integrated dimming control and PWM dimming functions also allow users to easily adjust their LED systems for optimal performance.

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