NCP349MNBGTBG

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The NCP349MNBGTBG is an innovative power management integrated circuit (PMIC) produced by ON Semiconductor. It is a Power Supply Controller, Monitor and Regulator with integrated logic control and I2C capability. It is designed to interface with several power supply systems ranging from AC/DC to DC/DC converters. The NCP349MNBGTBG provides adjustable voltage source and voltage monitoring for power supply systems. It also functions as a regulator in order to maintain a continuous voltage source during power supply’s input variations.

The NCP349MNBGTBG is an excellent choice for controlling, monitoring, and regulating power supply inputs. It offers high accuracy, extremely low power consumption, fast response time, and a wide operating temperature range of -40˚C to +125˚C. It is also capable of integrated logic control and I2C communication.

The NCP349MNBGTBG has applications in both AC/DC and DC/DC power supply systems. It is also suitable for load sharing applications in distributed DC/DC systems. In AC/DC systems, the unit functions as a voltage regulator and monitoring circuit to ensure that the output load is supplied with the required constant voltage. In DC/DC systems, the NCP349MNBGTBG helps to ensure that the output voltage of each converter is properly shared between multiple loads.

The NCP349MNBGTBG utilizes a unique 3-tier architecture. This consists of a time-proportional voltage regulator, an analog-to-digital converter, and digital logic control levels. The time-proportional voltage regulator provides accurately adjustable output voltage, current compensation, and fault protection. The built-in A/D converter also helps to collect data about the power supply system’s input and output voltage levels, enabling the chip to detect any malfunction promptly. The built-in logic control level helps to control output current and voltage, as well as enabling communication interface for external control.

The NCP349MNBGTBG is equipped with over-voltage protection and short-circuit protection. It is also capable of providing system status feedback over the I2C bus. Advanced features such as remote shutdown, power good indicator and reset synchronized voltage switch gating make the unit ideal for system-level management applications. It also features two-step soft-start which provides smooth start up and eliminates any inrush current.

The NCP349MNBGTBG is suitable for many different power supply systems, including computing, consumer electronics, automotive and portable devices. Its adjustable output voltage range of up to 5V and high up to 30V allow for efficient power conversion in a wide range of applications. Its tiny 0.75mm x 0.75mm footprint, low power dissipation and extended temperature range make the NCP349MNBGTBG ideally suited for extreme-environment applications such as automotive and aerospace.

Overall, the NCP349MNBGTBG is an advanced PMIC that provides an excellent platform for managing, monitoring and controlling power supplies. Its patented three-tier architecture, wide operating range and customizable I2C functions make it the perfect solution for demanding applications with very tight requirements.

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