NX2155HCUPTR

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The NX2155HCUPTR is a high-performance DC-DC switching controller designed specifically for automotive applications. It provides numerous integrated features, making it a cost-effective and reliable solution for voltage regulation. The NX2155HCUPTR has a wide input voltage range up to 40 V and output voltage range up to 15 V. It supports a switching frequency up to 1.2 MHz to allow high power density designs. It also supports current mode operation, with cycle-by-cycle current limit, fast over-current protection, and frequency adaptation to reduce power consumption and provide higher efficiency. Furthermore, Slave synchronization is also supported for synchronous rectification and current sharing.

NX2155HCUPTR is ideal for voltage regulation in automotive systems such as powertrain, lighting, and infotainment. With its wide range of integrated features, it can provide the best solution for various automotive designs. It supports a wide range of applications, from 3V to 10V, up to 3A continuous. Furthermore, it has very low emissions, current-mode regulation, over-current protection and cycle-by-cycle current limit. The controller also supports synchronous rectification and current sharing, enabling high efficiency and high power density applications.

NX2155HCUPTR can also be used in other applications, such as varied AC/DC and Industrial applications. Its 1.2 MHz switching frequency allows high power density designs while its advanced current-mode control provides fast transient response and excellent line and load regulation. The integrated soft start and capability to accept an external input voltage adjuster enable the design of both fixed voltage and adjustable output voltage systems.

The NX2155HCUPTR working principle is based on a hysteretic switching topology. It uses an internal oscillator, which is independently adjustable , that sets the switching frequency for the internal MOSFET-based power converter. A feedback signal is provided from the output, which is used by the controller to adjust the duty cycle in order to maintain the desired output voltage. Both current mode and voltage mode control are supported and can easily be selected via a single pin.

The NX2155HCUPTR is a high performance and feature packed DC-DC switching controller designed for automotive applications. It is designed to provide an efficient and cost-effective solution for various power regulation needs. With a wide input and output range, integrated features and robust protection, it is the ideal solution for automotive systems and other applications requiring voltage regulation.

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