MP3312LGC-P

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The MP3312LGC-P is a current-mode boost switch-mode LED driver for driving single-string high-power LEDs. It is designed for use in power LED lighting applications and is compliant with the Safety Derating Standard (SELV). As a PMIC - LED driver, it has several important features, one of which is its synchronous rectification architecture. This allows the MP3312LGC-P to deliver high efficiency with a wide input operating range. In addition, its high-side switch technology and soft-start circuitry enable fast start-up with low inrush current and low noise.

In terms of its application field, the MP3312LGC-P is suitable for driving one string of 7 to 32 series connected high-power LEDs with an input voltage range of 9V to 21V. It is ideal for automotive applications such as electronic systems, headlamps, tail lamps, auxiliary lamps and license plate illumination, as well as consumer applications such as high-performance LCD TV backlighting and task lighting. Furthermore, its compact size, high efficiency and extensive safety features make it highly attractive to system designers.

The MP3312LGC-P helps to simplify system design with its integrated components and features. It uses a control feedback loop to adjust the switching duty cycle of an internal power switch during normal operation, which enables it to optimize system performance for minimal brightness variation over a wide range of input voltages. It also features integrated current sensing, a thermal-voltage protection circuit, and an over-voltage protection circuit for robust operation in all sorts of application environments.

At the same time, the MP3312LGC-P combines a reference voltage regulator and an error amplifier with a voltage-mode control scheme, resulting in improved LED brightness control, dynamic response, and load regulation. The reference voltage regulator and error amplifier, in combination with a voltage loop, provide dynamic load regulation and transient protection. The error amplifier, in contrast, ensures stable operation with wide range of load currents.

The MP3312LGC-P also comes with pre-programmed dimming profiles that can be used to customize LED brightness or dimming options. It offers a choice of either 3-step dimming or 8-step dimming, and it also includes over-voltage, long LED string protection and LED LED Open LED protection. Furthermore, the MP3312LGC-P is designed for low EMI and is compliant with the IEC 61376-2-3 standard.

In short, the MP3312LGC-P is the ideal choice for power LED lighting applications, offering significant benefits in terms of performance, convenience, reliability, and safety. Its versatile features, high efficiency, and robust safety features make it a versatile, reliable and cost-effective solution for today\'s power LED lighting applications.

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