NCP135AMT040TBG

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NCP135AMT040TBG has a wide application range across Industrial, Automotive, Smart Metering and Telecommunications sectors. This device is a 750 mA, 4.5 V, 600 kHz DC-DC switching regulator with integrated MOSFETs, designed for either buck or boost operating topologies. It operates from a wide input voltage range of 4V to 20V and provides output voltages from 0.8V to 18V. This device supports a wide variety of power management applications and provides quick, reliable and efficient solution for power conversion needs, especially for IoT, home and automotive applications.

The NCP135AMT040TBG is designed for a static, offline switching operation, with a resistor-programmable peak current limit. Its output voltage can be regulated from 0.8V to 18V through external resistive divider. It can operate in buck or boost topologies, providing an adjustable output voltage and dynamic load step response. It operates with a switching frequency of 600kHz, providing low output ripple and good thermal performance.

The NCP135AMT040TBG features as an integrated low RDS(on) MOSFETs and fast inductor current sensing. Its internal operating temperature is within junction temperature range of -40°C to +125°C and can be used in harsh temperature environments. Its protection features include overload protection, short-circuit and provides current limit protection.

The NCP135AMT040TBG includes many advanced features such as a high-side current adjust circuit and a current-mode feedback loop with an integrated error amplifier and high-speed current-mode control. It utilizes a versatile architecture to achieve accurate DC regulation and low noise operation over a wide input range. This device also features a low-dropout (LDO) mode, which helps reduce output voltage ripple and enable tighter output voltage regulation. Additionally, it provides peak current limit and foldback current protection.

In addition, the device features Frequency Foldback, which helps decrease the operating frequency of the converter in order to reduce switching losses, minimize input voltage ripple, and minimize at Light Loads. A soft start circuit is also available on the device to reduce inrush current when the device is enabled. The device also features overvoltage protection and auto-restart functionality for fault handling.

In summary, the NCP135AMT040TBG is a versatile DC-DC switching regulator, featuring fast, reliable and efficient power conversion and control. Optimized for use in both buck and boost configurations, it provides an adjustable output voltage and fast dynamic load step response. It combines the low-RDSMOSFETs, current-mode control, LDO mode and frequency foldback to achieve tight regulation and ripple reduction. The device is suitable for a wide range of use cases, including IoT, home and automotive applications.

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