MAX16816ATJ+

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Power management integrated circuits (PMICs) are essential parts of any modern electronic system, providing control and optimization for a wide range of applications. LED drivers, specifically those based on the MAX16816ATJ+ chip, provide a powerful and flexible platform for LED lighting systems. It enables LED systems to be dynamically configured with a wide range of capabilities, including dimming and pulse-width modulation (PWM), brightness control, and timing functions. This versatile chip also supports multiple LED string configurations in its controller, making it suitable for any type of LED system.

The MAX16816ATJ+ is an automotive-qualified, low-power LED driver IC that provides a wide range of features and performance benefits. It is designed to interface directly to ultra-low voltage automotive batteries (6V-30V input voltage range), while offering a high efficiency (92.5 %) and a wide, low ripple output voltage regulation window (2.5V-30V). In addition to its input voltage range, the chip also has adjustable pulse-frequency modulation (PFM) dimming and high-efficiency pulse-width modulation (PWM) dimming for helping to reduce power consumption.

The MAX16816ATJ+ also offers several advanced lighting control capabilities, such as adjustable current and voltage protection, adjustable current-limiting, and adjustable frequency-adjustments for optimizing system performance and protection. In addition, the chip provides a timing control circuit that enables precise dimming control, with support for up to 10 unique dimming intervals, as well as current limit hysteresis, up to 10 frequency-adjustment steps, and other features. Other key features of the chip include a temperature monitor, adjustable soft-start current ramp, temperature-compensated current and voltage regulation, thermal shutdown protection, and a power-on reset.

At the heart of the MAX16816ATJ+ is a high-performance, low-power CMOS core that enables efficient operation in an extreme temperature range (up to 125°C). To enable advanced LED performance, the chip features an integrated LED string regulator with adjustable pulse-width modulation dimming. This provides a wide range of dimming capabilities, including adjustable pulse-frequency-modulation and app-controlled PWM dimming, to enable more precise control of LED brightness and color.

In addition to its range of advanced features, the MAX16816ATJ+ also provides a high level of electrical and thermal protection. The chip features overvoltage, undervoltage, over-current, and over-temperature protection. Plus, it offers dedicated thermal protection that prevents damage to the chip due to excessive temperature conditions. This ensures reliable and safe operation in most environments.

Overall, the MAX16816ATJ+ provides an ideal solution for automotive LED lighting applications such as DR, DR Ambient, DRL, and DRL Ambient. Its combination of advanced features and high performance makes it a powerful and reliable option for a wide range of lighting scenarios. It is a versatile, low-power LED driver IC that delivers a wide range of lighting control capabilities for automotive applications.

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