JCK2048S15

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 a type of electronic device used for transforming electrical energy from one form to another. The JCK2048S15 is a switching DC-DC converter designed for a variety of applications, such as industrial automation, communications and consumer electronics. In this article, we will discuss the JCK2048S15\'s application field and working principle.

Application Field

The JCK2048S15 has a wide voltage range from 8.0V to 75V and a wide output current range up to 4A. It is built to meet the requirements of a range of industrial, communications and consumer applications. As a result, the JCK2048S15 can be used for a variety of applications such as fan speed control, power supply for sensors and various automotive applications. It is also suitable for running embedded systems, such as ARM MCUs and Microchip AVRs, for small robots.

Working Principle

The JCK2048S15 uses two power FETs and an external resistor to implement its switching conversion. Its switching frequency can be as high as 1 MHz, making it one of the most efficient DC-DC converters on the market. At no load, it enters into a low power state and delivers a very small standby current (<0.1mA). It also has a high frequency skip & burst mode, which dramatically reduces power consumption when the output current is low. It offers excellent EMI performance and short-circuit protection as well.

At the heart of the JCK2048S15 is a fixed frequency current mode controller. The input voltage is first rectified and filtered, and then applied to an internal PWM oscillator which drives two power FETs by a two-phase control scheme. The two FETs are connected in series with a low-ESR output capacitor and an external resistor. Thus, the output voltage and output current can be regulated while keeping the peak power dissipation to a minimum.

The feedback loop of the JCK2048S15 is based on voltage, current and temperature sensing. The input voltage and output current are continuously monitored to ensure the converter operates at its best efficiency. An optional temperature-sensing circuit is also incorporated which limits the output current and shuts down the converter if the temperature rises too high.

In conclusion, the JCK2048S15 is a very versatile DC-DC converter that can be used for a variety of applications. Its wide input voltage range, high switching frequency, and high efficiency make it an ideal choice for many industrial, communications and consumer applications.

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