AD5820-1BCBZ-REEL

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The AD5820-1BCBZ-REEL is a dual power management integrated circuit (PMIC) designed by Analog Devices. It is a voltage reference device used primarily in DC-to-DC and AC-to-DC power conversion. The device can be used to provide a stable and precise voltage reference, shifting the output voltage of a power supply when required. This allows the design of power supplies with adjusted output voltages, eliminating the need for customers to manually adjust potentiometers or other components. It is also designed to meet the requirements of the widest range of applications, from low-frequency analog to high-frequency digital.

The device integrates two voltage references, one for impedance buffering and the other for low offset, in a small package. It provides an adjustable output voltage up to 15V and an operating temperature range from -55°C to +125°C, making it suitable for use in a wide variety of applications such as industrial and medical devices, power amplifiers, PC peripherals, and automotive electronics, among others.

The device features two main components: an internal voltage reference and an adjustable current source. The internal voltage reference is a low-noise, temperature-stable source, providing an adjustable output voltage up to 15V. The adjustable current source, in turn, consists of a MOSFET switch and an adjustable precision resistor. Using the adjustable resistor, the output voltage can be adjusted to match the required output voltage of the application.

The AD5820-1BCBZ-REEL also features an automatic voltage regulation (AVR) feature. This allows the device to maintain a stable voltage level even when the input voltage fluctuates. The AVR feature is also used to reduce the current consumption of the device, thereby improving efficiency and reducing power consumption.

The device also has a shutdown mode that can be enabled when the device is not in use. This reduces the total power consumption of the device, ensuring the device does not waste power when not in use. It is also important to note that the device is rated for an extended temperature range, ensuring reliable and safe operation in a wide variety of applications.

In conclusion, the AD5820-1BCBZ-REEL is a dual voltage reference PMIC designed by Analog Devices for use in DC-to-DC and AC-to-DC power conversion. It is designed to provide a stable and precise voltage reference, shifting the output voltage of a power supply when required. The device integrates two voltage references and adjustable current source, making it suitable for use in a wide variety of applications. It also features an automatic voltage regulation (AVR) feature and a shutdown mode that reduces power consumption when the device is not in use.

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