UCC3807D-3

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The UCC3807D-3 is a high-performance DC/DC-converter with high- and very low noise voltage regulation. The device is a monolithic integrated circuit which includes a switch-mode regulator and a pulse-width modulation (PWM) controller. It is designed to provide a rapid response to changes in load, temperature and input power, while maintaining low output noise and excellent efficiency.

The UCC3807D-3 is widely used in various power applications. It can be used in a variety of battery operated products such as mobile phones, PDAs, digital cameras, etc. It can also be used in commercial systems such as computers and routers.

The UCC3807D-3 features a pulse-width modulation (PWM) controller with low output noise, fast transient response and excellent efficiency. The UCC3807D-3 has a variable frequency control that allows for a wide range of operating frequencies from 1.2 to 3.0 MHz. This makes it well suited for both high- and low-frequency applications.

The device works by controlling the amount of current flowing from the input voltage to the output voltage. It monitors the output voltage and constantly adjusts the current accordingly in order to keep the output voltage stable. This adjustment is done through pulse-width modulation (PWM). The PWM controller generates a constant on and off pulse width, which governs the amount of current flowing. The device is designed to operate with low noise, fast response and excellent efficiency.

The UCC3807D-3 can be used to build a variety of DC/DC power converters such as buck, boost, flyback and buck-boost converters. In a buck converter, the input voltage is stepped down to the output voltage with minimum power loss. In a boost converter, the input voltage is stepped up to the output voltage with good efficiency. The flyback converter is used to provide isolation between the input and output, while the buck-boost converter is used to step up and down the voltage on a single inductor.

In addition, the UCC3807D-3 also features an adjustable UVLO (under voltage lockout) and OVLO (over voltage lockout) circuit. These circuits protect the device from operating in low or high voltage conditions. The device also has a pre-bias start-up and is capable of operating in the tiny power range.

The UCC3807D-3 is designed to work with a wide range of voltage sources such as Li-Ion, NiMH, and NiCd batteries. Its fast transient response and low output noise make it an excellent choice for voltage regulator applications. The wide operating frequency range also ensures that the device can be used with a variety of input voltages.

In summary, the UCC3807D-3 is a high-performance DC/DC converter with excellent features for voltage regulation. It is suitable for a wide range of applications and operates at very low noise levels. The adjustable UVLO and OVLO circuits provide protection against low and high voltage conditions. The device also has a pre-bias start-up and can operate in tiny power ranges. The wide operating frequency range ensures that the device can be used in a variety of applications.

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