MAX20022ATIA+T

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The MAX20022ATIA+T is a voltage regulator that belongs to the DC DC Switching Regulators category of power management integrated circuit (PMIC) devices. It offers boost/SEPIC/inverting converter solutions tailored to single-cell Li-Ion applications. It is conceived as a platform meant to simplify battery charging applications and to provide affordability, flexibility, performance, and ease-of-use.

The device’s active features and performance specifications include:

• Input voltage range - 3.5V to 28V
• Output voltage range - 0.3V to 5.5V
• Peak efficiency up to 97%
• Up to 2A of continuous output current
• Up to 3.2A of peak output current
• Configurable switching frequency
• Up to 1A of external gate drive current
• Up to 200MHz reference frequency
• External temperature sense
• Independent input and output supply
• Integrated power-OK, power-good and power-on-reset pins
• Fault reporting
• Integrated fault protection
• Ultra-low quiescent current
• Wide operating temperature range
• Small size

The MAX20022ATIA+T is specifically designed for multi-function, battery charging, and single-cell Li-Ion applications. It is low-current powered, meaning that it can operate from an input voltage that varies from 3.5V to 28V, thus allowing a great degree of flexibility. The device can also be configured to switch between SEPIC, Inverting and Boost operating schemes, while allowing a varied output voltage range of 0.3V to 5.5V. Moreover, the integrated high-efficiency boost converter in the device permits the delivery of up to 2A of continuous output current and up to 3.2A peak output current.

The MAX20022ATIA+T is a highly efficient and very reliable device. It has a peak efficiency of up to 97%, which allows it to also deliver energy-conscious performance. Moreover, the device also boasts an ultra-low operating quiescent current of less than 15uA during light-load conditions. In addition, the device provides power-OK and power-good pins for improved system performance, as well as fault reporting, fault protection and reduced noise emissions.

The MAX20022ATIA+T is a solution that is well-suited for a large variety of applications that require power management solutions. Applications such as portable medical instruments, industrial process control, battery charger systems and portable computer peripherals. It is a highly integrated, reliable and cost-effective solution for power management requirements.

The working principle behind the MAX20022ATIA+T is based on the switch-mode technique. The device is able to switch between multiple topologies to deliver the required output voltage. It achieves this by turning the internal switches off and on in regular intervals. When a switch is turned off, an inductor-capacitor circuit, referred to as an LC tank circuit, is created. This LC tank stores energy as a voltage across the inductor, which is then released when the switch is turned back on. This allows the device to continuously regulate the output voltage and convert power between input and output sides.

Overall, the MAX20022ATIA+T is a high-performing PMIC device that belongs to the DC-DC switching regulators category. It is specifically designed to simplify battery charging applications, while delivering affordability, flexibility, performance, and ease-of-use. It is also ideal for a wide variety of applications that require highly efficient power management solutions.

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