MP3306EG-LF-Z

Voltage - Output:	30V
Supplier Device Package:	12-QFN (2x2)
Package / Case:	12-TFQFN
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TJ)
Applications:	Backlight
Dimming:	Analog, PWM
Frequency:	690kHz
Current - Output / Channel:	1.8A (Switch)
Series:	--
Voltage - Supply (Max):	12V
Voltage - Supply (Min):	3V
Number of Outputs:	1
Internal Switch(s):	Yes
Topology:	Step-Up (Boost)
Type:	DC DC Regulator
Part Status:	Active
Packaging:	Tape & Reel (TR)

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PMIC - LED Drivers - MP3306EG-LF-Z Application Field and Working Principle

MP3306EG-LF-Z from Monolithic Power Systems (MPS) is a LED driver chip with integrated voltage regulator, synchronous boost converter and a constant current PWM controller. This driver chip is designed for applications in High Brightness LEDs (HBLEDs) and general lighting solutions.

Features

The MP3306EG-LF-Z includes several features that make it suitable for use in various lighting applications:

• Integrated voltage regulator with comprehensive protection features
• Thermal shutdown protection, under-voltage lockout and open-circuit protection
• Variable PWM dimming with flicker-free operation
• Remote ON/OFF function to reduce power consumption
• High efficiency synchronous boost converter
• Constant current output
• Low cost and compact size

Application Fields

The MP3306EG-LF-Z is suitable for use in a wide range of lighting applications, including industrial, commercial and residential lighting solutions. The chip has a maximum output current of 2A, making it suitable for use with HBLEDs or other high-current solutions.It is also suitable for use in low-power solutions such as solar-powered applications, USB-powered devices, or battery-powered systems. The chip can be used in a variety of lighting systems, from street lights and parking lot lights to residential security spot lights and accent lighting.

Working Principle

The basic working principle of the MP3306EG-LF-Z is based on the voltage regulator, the synchronous boost converter and the constant current PWM Controller. The voltage regulator section contains an input voltage monitoring circuit and an over-voltage protection circuit, providing a secure and reliable power supply for the chip. The synchronous boost converter regulates the output current of the chip, providing a constant output current regardless of the input voltage variation. Lastly, the constant current PWM Controller can output a PWM signal to enable ON/OFF control and dimming.

Conclusion

The MP3306EG-LF-Z is a highly efficient and cost-effective LED driver chip suitable for use in a wide range of lighting applications. It includes several features that make it suitable for use with high brightness LEDs, solar-powered applications and general lighting solutions. It is a great choice for applications that require flexibility, robust protection and precise current regulation. The chip is easy to integrate and is offered in a tiny, low-cost package.

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