UCC3808AD-1G4

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The UCC3808AD-1G4 is an AC/DC Converter and Offline Switcher, which is an important part of the Power Management Integrated Circuit (PMIC) series. In spite of its small size, the UCC3808AD-1G4 enjoys excellent performance in a variety of different applications.

The UCC3808AD-1G4 delivers extremely high performance with virtually no complexity in various applications such as lighting control, USB power, and other power supply applications. It could be used to convert a wide range of single-phase AC supply into a constant DC output.

The UCC3808AD-1G4 utilizes a hysteretic pulse width modulation (PWM) technique to regulate output voltage. Whenever the output voltage drops below the programmed regulation point, the internal switch is turned on for a definite amount of time by the oscillator, and the output voltage is again brought back to the regulation point. To further improve the efficiency of the switch, the UCC3808AD-1G4 incorporates a low current consumption shutdown mode and over temperature protection.

In order to accurately monitor and adjust the output voltage, the UCC3808AD-1G4 contains an internal error amplifier as part of its feedback loop. This feature ensures that the output voltage remains in precise accordance with the set point. Additionally, due to the easy-to-use analog and digital programmer option, optimizing the output voltage of the UCC3808AD-1G4 is made easy.

The UCC3808AD-1G4 has a wide operating range which allows it to be used in a variety of applications. Its efficient operation enables it to be used in applications that require high efficiency, such as notebook computer adapters. It can also be used in applications where precise voltage regulation is necessary such as automotive systems.

The UCC3808AD-1G4 also offers various programmable parameters. Such as its frequency range, over temperature protection, and current sense. This allows engineers to customize the design of the device to fit their end application\'s specific requirements.

In terms of reliability, the UCC3808AD-1G4 has a long cycling life, owing to its flexibility in the wake-up configuration and shutdown. This increases the robustness of the device and allows it to operate in harsh conditions over long periods of time.

In conclusion, the UCC3808AD-1G4 is an excellent AC/DC converter and offline switcher in the PMIC series. Its wide operating range, precise voltage regulation, programmable parameters and high reliability make it a great choice for a variety of applications.

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