UCC38084PG4

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The UCC38084PG4 is a DC-DC switching controller designed to provide efficient, optimized and simple control functions to boost, buck, or buck-boost applications. This device requires only a few external components, making it a cost-effective solution in power management. In addition, the device also features an additional 3.3V low-noise LDO regulator for powering any sensitive digital circuitry. It is highly reliable and tested for operation up to 1 MHz.

The UCC38084PG4 is an ideal solution for a wide range of power management applications. It can be used in consumer electronics, such as cameras, digital gaming consoles and portable media players, as well as industrial applications, medical and telecom equipment and automotive applications. The device is excellent for powering Point Of Load applications, as well as providing flexible power switching in always-on DC-DC designs. It is also suitable for higher current applications, such as buck-boost converters.

The UCC38084PG4 is designed to have a high level of efficiency, no matter the input voltage or the load current. The device can operate with input voltages from 3.5 V to 40 V and is current limited. It can deliver output powers from 0.10W to 10W, depending on the application.

The UCC38084PG4 is based on a buck–boost topology. The device has an onboard PWM for the integrated power switch. The power supplies have an automatic Power Good signal, which can be used to both optimize the power supply circuit and monitor the power supply. The Power Good signal is driven by the current limit, and provides protection in the event of a fault or overload.

The UCC38084PG4 features a close looped architecture that enables high accuracy of the output voltage regulation and minimizes the presence of the output ripple caused by the load variations. The device also features a variable switching frequency, so the device can be optimized for size and noise bound applications. This helps keep the noise floor low, while keeping the design optimized.

In addition, the UCC38084PG4 offers full protection against current overload, ensuring the reliability of the application. It is also highly efficient, and can deliver up to 95% efficiency in some applications. The device can be used for pulsed applications, such as short duration sleep-mode of multiple sub-loads and no-load condition.

In summary, the UCC38084PG4 is an ideal solution for cost-effective and efficient DC-DC power management applications. The device is highly reliable, can operate with input voltages from 3.5 V to 40 V, and can deliver output powers from 0.10W to 10W. The device features a buck–boost topology, with onboard PWM and an automatic Power Good signal, and is capable of delivering up to 95% efficiency in some applications.

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