TPS61178RNWR Integrated Circuits (ICs)

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TPS61178RNWR is an advanced product in the PMIC-LED Drivers category. It features three primary features that make it an ideal choice for applications such as automotive Taillight, interior lighting and more. These features are its high brightness, fast time to full brightness, and wide output voltage range.

The TPS61178RNWR boasts an integrated 4MHz switching frequency, providing for a drive frequency in the visible light spectrum. In addition, its wide output voltage range allows for a huge range of LED strings to be utilized. With an adjustable output voltage from 3V-35V, it is easy to power multiple LED strings with different colors and output levels.

The brightness of the TPS61178RNWR is further enhanced by its two LED current sources and current mirror. These allow for a wide range of LED current levels, enabling the device to produce very bright light output. The fast time to full brightness and wide output voltage range make the TPS61178RNWR ideal for applications such as automotive Taillight and interior lighting, where a bright and fast start is desired.

The TPS61178RNWR also features a thermal shutdown feature which prevents overheating. In the event that the device gets too hot, the thermal shutdown feature kicks in to protect the device from damage. The device also supports PMBus which allows for easy communication between the device and the system allowing for even greater control.

In terms of working principle, the TPS61178RNWR utilizes an ON/OFF control PWM signal from the system in order to control the LED driver. This signal is then used to control the output voltage and current of the device. The device also features an integrated soft start feature that allow for smooth operation at startup.

In conclusion, the TPS61178RNWR is an advanced device in the PMIC-LED Drivers category. It features three primary features that make it an ideal choice for applications such as automotive Taillight and interior lighting. Its high brightness, fast time to full brightness, and wide output voltage range make it a great choice for these applications. Its easy to use PMBus interface, along with its thermal shutdown feature, provide an additional layer of protection. Finally, its working principle is simple, utilizing an ON/OFF control PWM signal in order to control the LED driver.

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