MAX6968AUE+T

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The MAX6968AUE+T is a PMIC (Power Management Integrated Circuit) - LED driver. It allows designers to connect multiple LEDs and control the intensity of these LEDs independently. The chip contains a pre-programmable number of dimmer channels, allowing dimming and intensity control of the attached LEDs.

The MAX6968AUE+T has been used in a wide variety of applications where LED control is necessary. It has been designed to be a compact, high efficiency LED driver; ideal for applications such as LED lighting, LED house lighting, LED lighting displays, LED strobe controllers and other high-speed LED drive solutions.

The main features of the MAX6968AUE+T include:

• Programmable dimming channels for independent LED intensity control
• Selectable analog or PWM dimming control
• 20.5V to 64V input voltage range
• High-speed switching and synchronous rectification for less than 1MHz LED dimming with minimal noise
• Programmable LED dimming for +/-3 zone brightness adjustment
• Wide range of Power-On soft-start and programmable external ramp control
• Low EMI operation
• Overvoltage and overcurrent protection
• Thermal shutdown and over-temperature protection
• Robust process tolerances and immunity to temperature variations

The key components of the MAX6968AUE+T are the power MOSFET switch and the associated inductor and output capacitor. The power MOSFET switch is the driver element of the circuit and is responsible for switching power to the load. The inductor stores the energy, and the output capacitor ensures the output voltage is constant.

The MAX6968AUE+T also provides a set of independently programmable, analog and Pulse-Width Modulated (PWM) controlled dimming channels. The input voltage range is 20.5V to 64V, making it suitable for use with virtually any LED application. The high-speed switching ensures very low noiseless LED dimming with minimal ripple over a wide range of LED load conditions. Programmable LED dimming also allows for +/-3 zone brightness adjustment.

The chip also features low EMI operation and robust process tolerances and immunity to temperature variations. Overvoltage and overcurrent protection, thermal shut down, and over-temperature protection complete the package of features.

In conclusion, the MAX6968AUE+T is a versatile and efficient PMIC - LED driver and is suitable for a wide range of applications where LED control is necessary. It is a robust and reliable solution for designers looking for a solution for their LED lighting.

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