NCV8505D2T33 Integrated Circuits (ICs)

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Introduction to NCV8505D2T33

The NCV850x family consists of monolithic step-down (buck) voltage regulators that are designed and tested to meet the operational requirements of the most demanding applications. The NCV8505D2T33 is a special member of the NCV850x series and it is the most efficient step-down voltage regulator available in the market. It is intended to operate in a wide range of applications such as battery powered devices, automotive electronics, and industrial control systems. It provides very accurate and efficient output voltage regulation and advanced features like thermal protection, overcurrent limiting, and overtemperature protection. It has an integrated MOSFET which makes it highly efficient and reduces board size.

Application of NCV8505D2T33

The NCV8505D2T33 is a synchronous step-down voltage regulator with a wide input and output voltage range. It offers a wide range of adjustable regulators and is designed for use as a main power supply for portable applications. It is ideal for supplying low-voltage power to low-power embedded applications such as USB devices, smart phone accessories, LCD monitor power supplies, digital TVs, and audio devices. In addition, it can also be used in automotive systems and industrial applications. It offers accurate output voltage over the commercial operating temperature and is capable of delivering up to 30A in continuous mode and up to 50A in pulsed mode.

Working Principle of NCV8505D2T33

The NCV8505D2T33 synchronous buck DC-DC converter incorporates an internal MOSFET switch to provide high efficiency in a wide input voltage range. It uses the buck topology operating from an input supply of 4.0V to 20.0V and provides a highly regulated low voltage output adjusting between 0.8V to 17V. It utilizes voltage mode control and PWM to regulate the output voltage to the desired level. The NCV8505D2T33 has a power stage design which provides excellent transient response. The output voltage is regulated using an external voltage setting resistor. Its output voltage can be monitored using a voltage sensing pin. The IC also has an enable/disable pin which allows output voltage to be enabled or disabled as required. It also has an indicator LED to show status of the chip.

The NCV8505D2T33 uses current mode control to ensure fast transient response, low output voltage ripple, precise current limit, and enhanced short circuit protection. It also has an integrated soft-start circuit that provides smooth start-up for the converter. It has low shutdown current consumption, low operating current, and a wide temperature range down to -40°C. It also has a slew rate control which allows the output voltage to be adjusted from the overcurrent limit point without affecting the output voltage ripple or transient response.

Conclusion

The NCV8505D2T33 is an integrated step-down voltage regulator that can be used in a variety of applications. It has a wide input and output voltage range, excellent transient response, low output voltage ripple, and precise current limit. It is an ideal choice for low-power embedded applications such as USB devices, automotive systems, and industrial control systems. It is well suited for battery powered devices and can be used in a variety of systems.

The specific data is subject to PDF, and the above content is for reference