NCP1402SN19T1G

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The NCP1402SN19T1G is a monolithic integrated circuit designed for use as a DC/DC switching regulator. It has an input voltage range of 3V to 30V and an output voltage range of 0.77V to 18V, making it an ideal solution for a variety of applications. The device incorporates fixed frequency and multi-phase Pulse Width Modulation (PWM) controllers and includes integrated MOSFETs to reduce the external components count and minimize power loss.

The NCP1402SN19T1G is ideal for a wide range of applications, including servers, telecom/datacom, medical equipment, consumer electronics, and battery-operated devices. It is designed for step-up, step-down, and inverting configurations, as well as for high- and low-side switches and forward/flyback converters.

The device’s working principle is based on Pulse Width Modulation (PWM). The controller utilizes a fixed frequency multi-phase PWM architecture and integrated MOSFETs to reduce both external components and power losses. The PWM controller accepts PWM input signals and converts them into an appropriate on/off switching pattern for the MOSFETs. The on/off pattern of the MOSFETs determines the current through the load and, in turn, the output voltage. The device can be used as either a step-up or step-down converter, depending on the configuration.

The NCP1402SN19T1G offers high efficiency, low operating temperature, excellent line and load regulation, and adjustable output voltage and current. It provides multiple protections, including current limiting, thermal shutdown, and overvoltage protection. The device includes synchronizable fixed frequency oscillator circuitry and an enable input.

In conclusion, the NCP1402SN19T1G is a monolithic integrated circuit designed for use as a DC/DC switching regulator. It is designed for a wide range of applications, including servers, telecom/datacom, medical equipment, consumer electronics, and battery-operated devices. The device incorporates a fixed frequency multi-phase PWM controller and integrated MOSFETs to reduce the external components count and minimize power loss. The device offers high efficiency, low operating temperature, and excellent line and load regulation. It also provides multiple protections, including current limiting, thermal shutdown, and overvoltage protection. With its adjustable output voltage and current, the NCP1402SN19T1G is an excellent choice for a variety of DC/DC power conversion applications.

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