MAX16839ATT+T

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MAX16839ATT+T is the latest addition to the popular series of PMIC-LED drivers. This driver has been designed to meet the demanding requirements of LED lighting applications, particularly in automotive and industrial applications. In addition to having high accuracy and low power consumption, it also has built-in fault-protection and safety features. The MAX16839ATT+T is a step-up DC-to-DC converter with a maximum operating voltage of 30 V and a maximum output current of 2.5 A.

The MAX16839ATT+T is designed to efficiently drive power LEDs in series, allowing for lighting solutions that precisely match the application demand. The driver uses a switch-mode technique based on a DC-to-DC converter to generate high current pulses. By controlling the width and frequency of the pulses, the converter can achieve excellent power efficiency from LED illumination. The management of LED brightness is also easily accomplished with the MAX16839. Through the use of external PMOS and NMOS transistors, LEDs can be pulse-width modulated for either linear or logarithmic dimming.

The MAX16839ATT+T is also equipped with built-in safety features. This PMIC-LED driver has an external RDS(ON) current sense resistor that monitors the load current to ensure that it doesn\'t exceed the specified limit. The driver then shuts down to prevent damage to the load if this limit is exceeded. Additionally, the MAX16839 features an oscillator/under-voltage lockout (UVLO) and over-temperature protection. The UVLO protects the device against input voltage that is too low. Additionally, an overtemperature protection feature is included to protect the device from excessive temperatures.

Applications for the MAX16839ATT+T include automotive, industrial and commercial LED lighting solutions, signs and displays. The driver can also be used in backlighting applications such as LCD displays, instrument and automotive panels and keyboards. In addition, it is suitable for applications that require dimming, such as LED strip lighting and automobile headlamps. With its many features and protection mechanisms, the MAX16839ATT+T is an excellent choice for driving LED light sources in demanding applications.

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