ISL6552CR

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

The ISL6552CR is part of the DC DC Switching Controllers family of products found within PMIC (Power Management IC) voltage regulator technology. It is used as a switch-mode boost converter with a wide adjustable output range to provide power to circuits and systems demanding higher current and/or voltage than available in typical power sources.

This device integrates a low-side power switch, a step-up DC to DC converter, an analog amplifier and a main control IC into a single package. It is configured for high-power efficiency and includes a 4MHz oscillator to reduce external component count. Its wide input voltage range from 1.8V to 7V allows it to work in various power architectures and its output voltage is adjustable from 2.5V to 6V. This maximizes efficiency, optimizes step-up voltage conversion ratio and cuts down on power source design complexity.

The ISL6552CR works by first converting an input voltage of 1.8V to 7V into a sinusoidal current, which is then filtered by the internal Schottky Diode-connected inductor. This current is then switched between the inductor and input and output capacitors, thereby creating the step-up voltage conversion and regulating the output voltage. To maintain the stability at both the input and output stages, a low-pass filter made up of output and input capacitors is employed to regulate the output voltage based on the input current.

The internal impedance of the device is maximized with an integrated constant current source. With this feature, it can minimize output voltage ripple and quick-response time, and prevent output noise. Additionally, the ISL6552CR includes a slew-rate control which allows for over-current and over-temperature protection. Additionally, the device features programmable soft start, frequency synchronization, and under-voltage lockout functions.

The ISL6552CR is widely used in mobile and consumer electronics thanks to its integral features. It finds use in various cutting-edge devices and applications such as smartwatches, handheld computers, digital monitors and televisions, and Fast Charging systems, which depend on its high power efficiency, low noise generation, low power dissipation, and high current and voltage availability. The device also finds application in automotive systems, medical systems, motor control, and industrial robotics.

In conclusion, the ISL6552CR DC DC Switching Controllers are an important part of the overall PMIC family. With its advanced switch-mode boost converter, integrated control IC, and wide adjustable voltage range, the device offers high efficiency, low noise, and quick-response time for a variety of applications. This device proves to be a reliable and cost-efficient solution for high power and high voltage applications, enabling engineers to design more advanced and efficient products.

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