78SR112HC

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

DC DC converters are electronic devices that convert an input voltage to a different output voltage while maintaining the electrical power level. The 78SR112HC is a specific type of DC DC converter designed for applications requiring a wide input voltage range and high efficiency. In this guide we will discuss the characteristics and working principle of the 78SR112HC and its application fields.

The 78SR112HC is a step-down dc-dc converter that has a wide input voltage range of 4.5V to 42V. This makes it suitable for use in a variety of applications with different power sources such as solar, automotive or industrial grade batteries. The output voltage of the converter is adjustable from 0.8V to 12V with a continuous output power of up to 11W. The converter is also suitable for use in limited space applications thanks to its small size of 19.5mm x 11.5mm x 3.9mm.

The 78SR112HC uses a synchronous buck conversion topology to achieve its wide input and output range. This topology uses an internal buck controller along with two external field-effect transistors (FETs) to regulate the input voltage and provide a stable output. The regulator also includes two resistors to set the output voltage and an additional circuit to enable the controller to provide accurate current sensing.

The 78SR112HC has a high efficiency of up to 90%, which helps to minimize power loss and reduce heat generation. The converter also features an internal frequency compensation circuit to ensure stable operation across the entire input voltage range and up to a 20A load. Furthermore, the 78SR112HC has an overvoltage, overcurrent and over-temperature protection circuit, as well as an auto-start-up feature.

The 78SR112HC is suitable for a variety of applications such as automotive electronics, industrial and medical equipment, networking outstations, and intelligent LED lighting. It is also suitable for low-noise applications as it features an external ripple-canceling circuit and a high PSRR (power supply rejection ratio).

In summary, the 78SR112HC is a high-performance DC DC converter that features a wide input voltage range and high efficiency. It is suitable for a variety of applications and is designed to provide reliable and stable operation. It also features an overvoltage, over-current, and over-temperature protection circuit as well as an external ripple-canceling circuit and a high PSRR.

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