NCV494BDR2

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The NCV494BDR2 is a high efficiency synchronous switcher controller with integrated EEPROM and two analog functionality (pulse-skip and pulse-frequency modulation) for synchronous buck DC-DC converters. This integrated solution eliminates external components and reduces overall system cost.

The NCV494BDR2 is part of the ON Semiconductor portfolio of PMIC (Power Management Integrated Circuits) Voltage Regulators. The DC DC Switching Controller family provide a comprehensive solution for regulating power in different applications.

The NCV494BDR2 is specifically designed for high efficiency synchronous buck converters. It includes integrated EEPROM, pulse-skip and pulse-frequency modulation for optimized power conversion. The integrated solution provides significantly reduced footprint, cost and system complexity.

The NCV494BDR2 offers support for different output voltages and loads, reducing additional design and manufacturing costs. It has a low minimum operating voltage that allows optimized performance over a wide input voltage range, while maintaining high efficiency.

The integrated pulse-skip and pulse-frequency modulation are two key features of the NCV494BDR2 device family. The pulse-skip function allows the converter to operate in burst mode, thereby reducing the output ripple and improving system efficiency. The pulse-frequency modulation is employed to maintain a constant frequency over varying input and output voltage and load conditions.

The NCV494BDR2 is well-suited for a variety of power-sensitive applications, including consumer electronics, automotive, computing, data processing and communication systems. The device utilizes low switching losses and advanced low-power techniques to provide optimum power management in applications such as notebooks, wireless handsets, battery powered systems and portable digital products.

The NCV494BDR2 device is reliable and efficiently manage power from 4 V to 24 V inputs. It features programmable features that allow for smooth current and power delivery in a wide range of conditions. It works in the frequency range of 300 kHz to 2 MHz, with a process temperature range of -40 to +105°C.

The NCV494BDR2 uses an advanced voltage feedback loop to accurately regulate the output voltage. It is designed to accept any voltage split rails up to 255 V and to deliver up to 1 A in current. The device operates in current mode, providing stable and fast transient response.

The NCV494BDR2 provides comprehensive protections, including undervoltage, overvoltage and short-circuit protections. It also includes thermal protection to prevent damage from overheating. Additionally, the device has an integrated output overvoltage protection circuitry to protect the system from external faults.

The NCV494BDR2 is an ideal solution for a wide range of power management applications, offering superior performance, reliability and long-term cost savings. Its integrated EEPROM, pulse-skip and pulse-frequency modulation make it an ideal solution for high efficiency synchronous buck DC-DC converters.

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