LT3971EDD-3.3#PBF

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LT3971EDD-3.3#PBF is a highly integrated DC-DC buck switching regulator with a high efficiency of more than 90%. It works by converting the input voltage to the lower output voltage while maintaining high efficiency and low noise. It can be used as a voltage regulator to provide clean and efficient power supply for a broad range of applications.

LT3971EDD-3.3#PBF is particularly suitable for high current applications such as Li-ion battery management systems, automotive and industrial power supplies, portable equipment and other applications that require a high efficiency solution.

The device integrates a 1.0A switch and an integrated 10mΩ high-side switch, allowing for a small solution size, low output voltage ripple, and excellent dynamic performance. It also features a programmable soft-start function and dynamic voltage scaling (DVS) for fine-tuning and optimized performance.

LT3971EDD-3.3#PBF can provide up to 3.3 V from an input voltage of 8V to 36V. The switching frequency is programmable from 200 kHz to 2.4 MHz, allowing for a wide range of external components for optimized design flexibility. It also features adjustable current limit, thermal protection, and internal slope compensation to reduce output voltage ripple.

The output voltage can be set between 0.9V and 3.3V, with a selectable output voltage range of 0V to VIN, thus minimizing power dissipation while delivering the desired output voltage. The LT3971EDD-3.3#PBF also has an adjustable current limit to protect against overload situations and reduce output ripple. Additionally, the device features advanced features such as pre-bias start-up, under-voltage lockout, power-good and power-save modes.

The LT3971EDD-3.3#PBF is housed in a compact 8-lead TDFN package, allowing for a small solution size and a high level of integration that can reduce board area and simplify board layout. It is available in commercial and automotive temperature grades with specified thermal performance.

In summary, LT3971EDD-3.3#PBF is an ideal solution for a wide range of applications requiring efficient power delivery and reliable performance. Its high efficiency, small form factor, and integrated features allow for optimized power designs with superior performance.

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