MC33909N3ADR2

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The MC33909N3ADR2 is an integrated circuit (IC) designed as a high-performance power management device. It is intended to provide a highly-efficient and cost-effective solution for a wide range of applications.

The MC33909N3ADR2 integrates multiple functions such as a regulated output voltage, buck-boost control, battery charge control, over-voltage protection, over-current protection, thermal protection and more. It features an integrated high efficiency 3-phase interleaved DC/DC controller as well as two integrated FETs. The device is also capable of operating from up to two battery cells. The device can also provide more than 200mV headroom for the device to operate, ensuring low quiescent current.

The MC33909N3ADR2 can be used in a wide variety of applications such as automotive, power supplies, industrial, consumer, battery powered devices, mobile devices, energy harvesting systems, and more. This highly integrated, multi-function PMIC is designed to offer an efficient, cost-effective solution to these applications.

The MC33909N3ADR2 utilizes an advanced 3-phase interleaved buck-boost switching technique to effectively regulate an output voltage over a wide range of input voltages. It is designed to meet high efficiency requirements and provides excellent current regulation over a wide range of output loads. The device has a fully-featured, integrated gate driver which allows for efficient synchronization between the switch nodes and the controller.

The MC33909N3ADR2 also includes a highly efficient programmable battery charge control circuitry capable of charging up to two cells and providing over-voltage protection and temperature monitoring. The device also provides an integrated pull-up and pull-down gate drive circuit suitable for battery or load source connections. The device also features an over-current protection circuitry that can be configured for over-load and short-circuit conditions. The device is designed for use in high-energy systems, where it can quickly and accurately monitor and regulate the power flows.

In summary, the MC33909N3ADR2 is a highly integrated, high performance power management device, designed to provide an efficient and cost-effective solution for a wide range of applications. It features an integrated 3-phase interleaved buck-boost controller, two integrated FETs and a highly efficient programmable battery charge control, over-voltage protection, over-current protection and more. The device is capable of operating from up to two battery cells, with more than 200mV headroom, ensuring low quiescent current. The device is designed for use in high-energy systems, where it can quickly and accurately monitor and regulate the power flows.

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