LM5017MRX/NOPB

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LM5017MRX/NOPB is a step-down voltage regulator device from Texas Instruments. It is a member of the LM5017 family of DC-DC switching regulators. The device is designed for applications such as DC-DC converters, battery chargers, and general load regulation. It provides high levels of system integration, including a logic-controlled integrated Power MOSFET, temperature compensation, soft-start, and fault protection features.

The LM5017MRX/NOPB features powerful integrated features, performance and advanced protection functions. It has an advanced architecture with high-density embedded gate drive, power MOSFET up to 55V, and a high-accuracy current-mode control loop. The device contains overall protection features including over-voltage, under-voltage, over-current, and thermal protection.

The LM5017MRX/NOPB can be used in a variety of application fields, including computing, automotive, LED lighting and industrial motor control. The device is suited for applications such as DC-DC converters, battery chargers, and general load regulation. It is also capable of providing accurate load regulation for low-power loads with minimal noise or power-up transient.

The working principle of the LM5017MRX/NOPB is based on current-mode control. In this type of control system, the output voltage is adjusted by a feedback loop which adjusts the current in the power MOSFET switch. The current is adjusted by the error amplifier, which compares the output voltage to the reference voltage, and handles the over-power protection. The internal driver of the LM5017MRX/NOPB provides a high-power gate charge to drive the power MOSFET and keep the switch in the on-state. In addition, the device also contains a soft-start circuit, which ensures that the output voltage rises slowly to its target value, to protect the converter from inrush current.

Overall, the LM5017MRX/NOPB is a feature-rich DC-DC switching regulator from Texas Instruments, with advanced protection functions. It is a high-performance, highly-integrated device, suitable for applications such as DC-DC converters, battery chargers and general load regulation. The advanced current-mode control system provides accurate load regulation for low-power loads with minimal noise or power-up transient.

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