MP3307GJ-Z

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The MP3307GJ-Z is a Power Management Integrated Circuit (PMIC) used in LED drivers. It is a highly integrated power management solution that provides both constant current output and constant voltage output. MP3307GJ-Z PMICs contain a built-in high efficiency boost converter and two-level power management system. It is designed for use in applications such as lighting, photovoltaic, industrial, and automotive.

MP3307GJ-Z are designed for powering and controlling light-emitting diodes (LEDs). They provide a regulated constant current output and can be programmed to suit various LED colour requirements. It offers a wide input voltage range of 3.7V to 18V, enabling direct operation from the main power supply without additional components. In addition, MP3307GJ-Z also includes programmable high brightness mode and spread spectrum technology to reduce stress of EMI/RFI filter.

MP3307GJ-Z is easy to use, requires no external sub-regulator or power MOSFETs. When in operation, it regulates the LED current to a programmed average limit, preventing LED degradation from over current. The LED current is controlled by an external resistor and its output voltage is limited by an internal current limiting circuit. It also prevents brown-out conditions by limiting the output duty cycle and adjusting the output voltage.

MP3307GJ-Z also provides protection for short circuit and output current over-load. The built-in circuitry can detect and limit inrush current during start-up and maintain stable output voltage with extremely low dropout voltage. It features a power-saving mode that reduces the peak current and reduces average input power while maintaining the same output current. The integrated intelligent thermal control system can protect the device from thermal runaway.

In addition to its power management features, MP3307GJ-Z also features programmable dimming capabilities. It supports various types of dimming control such as PWM, DC dimming, and analog dimming. The built-in resistor modulated current limiting technoloty allows for more accurate and stable current control compared to traditional external current setting, providing the user with adjustable brightnes control from 0% to 100%.

MP3307GJ-Z is an ideal solution for lighting and industrial applications. Its high efficiency, wide input voltage range, and constant current/voltage output make it a reliable and efficient choice for LED applications. It is available in a variety of packages and offers a variety of protection features, making it an attractive option for a wide range of applications and environments.

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