MP3301GJ-ZX

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PMIC - LED Drivers are electronic components that convert electrical energy into light. LED drivers are used in many applications, such as signage, lighting, audio and video equipment, televisions, and computers. The MP3301GJ-ZX is a high-current constant current LED driver IC designed for use in LED lighting applications.

The MP3301GJ-ZX uses a charge balance architecture to drive multiple constant current LED strings with low-ripple current and dimming capability. The IC has a peak efficiency of about 95%. It is capable of driving up to 4 LED strings with a constant current of up to 650mA each. The IC also provides a frequency jittering function, allowing for modulation of the LED intensity for Control via PWM, which can be used to regulate the output luminous intensity and achieve smooth lighting effects.

The MP3301GJ-ZX can be used in a wide range of applications. It is ideal for lighting applications such as down lighting, automotive, signal lighting, decorative lighting, and architectural lighting. It is also used in portable electronic products such as mobile phones, media players, and e-books. The MP3301GJ-ZX can also be used in other applications such as industrial, control systems, and medical.

The key feature of the MP3301GJ-ZX is its high efficiency, up to 95%. It is capable of driving up to 4 LED strings at constant current levels of up to 650mA each. It also offers frequency jittering and dimming capability. The IC offers low noise operation and is highly reliable. In addition, the IC offers wide operating temperature range from -40°C to +85°C.

The working principle of the MP3301GJ-ZX is based on the principle of charge balance. The system consists of an LED control MOSFET and a current sensing MOSFET. The LED control MOSFET is used to control the LED current, while the current sense MOSFET senses the LED current. When the LED forward voltage is higher than the IC’s set current, the IC reduces the current flowing through the LED by increasing the voltage at the LED control MOSFET. This ensures the LED output current stays within the specified range.

The MP3301GJ-ZX has a wide range of applications, from lighting and automotive to industrial, healthcare, and consumer products. The device is designed to provide high brightness levels with low thermal runaway, low ripple current, wide dimming range, and no flash effect. The device is also highly reliable and efficient. Its small size and lightweight make it suitable for a variety of applications.

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