MAX16802BEUA+ Integrated Circuits (ICs)

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

MAX16802BEUA+ is a family of PMIC - LED Drivers, particularly designed for thermally enhanced ready-to-use LED lighting applications with mixed type LED arrays. They feature an integrated current source-type controller, so no external components are required for primary configuration. The device supports up to 87 LEDs and can be used for a variety of applications such as indoor and outdoor lighting, automotive lighting, industrial and commercial lighting, medical instruments, and more. The main features include high power density, fast time-to-market, reliability and flexibility.

The MAX16802BEUA+s simplify the design process and allow the customer to quickly and easily customize their lighting solutions to suit their application. The device also has a ‘thermal flywheel’ capability which ensures that the LED light system\'s brightness stays stable over temperature and time, so that the LED light solution can be used with confidence. The device also has high surge protection, LED current matching and temperature compensation to ensure good lighting performance.

Built-in fault protection features offer design engineers enhanced system reliability, including continuous open/short LED fault monitoring, soft-start, over-current protection, UVLO and more. Furthermore, the device comes with a wide range of diagnostic reports, including VCC, LED current, temperature and more. With the diagnostic reports, customers are able to gain a better understanding of the system performance and make any necessary adjustments if required.

In overall, the MAX 16802BEUA+ is a great example of PMIC - LED Drivers, giving customers the flexibility to quickly design and customize their solutions. With its many features such as current source-type controller, high power density, fast time-to-market, reliability and flexibility, it can provide customers with the best experience for their lighting solutions.

Working Principle

The MAX16802BEUA+ is based on a high-efficiency DC/DC converter that regulates and controls the current passing through the LEDs. The device integrates an oscillator, a modulator, a peak current detector, a power switch, and a PWM controller. The PWM controller regulates the output current to the LEDs at a given operating frequency.

The current regulator takes the input voltage and converts it to the required current level by controlling the size of the power switch\'s pulses. The peak current detector controls the maximum current level delivered to the LEDs, ensuring the LEDs do not exceed their maximum safe operation and their performance is maintained. The oscillator sets the operating frequency of the device while the modulator ensures that the LEDs are switched off during the period required by the LED manufacturer, thus fully protecting the LED.

The MAX 16802BEUA+ LED driver also integrates other features such as temperature compensation, LED open/short protection, surge protection, and fault diagnostic reports. With temperature compensation, the system is able to compensate for any changes in the LED performance due to temperature. The LED open/short protection detects any problems in the LED array and adjusts the system accordingly. Surge protection helps protect the device from any surges in the system, while the fault diagnostic reports provide information on the current level, VCC, and temperature.

In summary, the MAX16802BEUA+ is a highly reliable and flexible LED driver, ideal for thermally enhanced LED lighting applications. With its integrated current source-type controller and many features such as surge protection and LED open/short protection, the device can provide customers with the best experience for their lighting solutions.

The specific data is subject to PDF, and the above content is for reference