ISL98603IRAAZ-T

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The ISL98603IRAAZ-T is a high accuracy, low power and high current special purpose voltage regulator. It belongs to the Power Management Integrated Circuit (PMIC)-Voltage Regulators-Special Purpose category.The ISL98603IRAAZ-T is capable of providing a 6A output current with a switching frequency of up to 1MHz. It features a unique architecture as well as comprehensive ZVS/ZCS control that provide a high power density while reducing the external components that are required. The device also has a wide range of capabilities including high accuracy, low voltage dropout and excellent thermal stability.The ISL98603IRAAZ-T has a wide input voltage range of 2.5V to 18V and its output can be adjusted from 0.6V to 10V. It has very high accuracy over the full line and load conditions and a maximum power dissipation of 3W. This device is regarded as excellent for applications that require high efficiency, wide input range and high current.The device can be used in a wide range of applications, including automotive, industrial and consumer applications. Its features such as high efficiency, low voltage dropout, high power density and wide input range make it ideal for applications such as DC/DC converter, battery charger and voltage regulation. The device also provides a very small solution size, low power consumption and high reliability, making it a great choice for applications such as television sets, set-top boxes and home appliances.When it comes to working principle, the ISL98603IRAAZ-T operates using a synchronous rectification concept. It features two N-channel power MOSFETs, VIN and VOUT, which are connected in series across the input and output of the device. The positive MOSFET (VIN) is connected in parallel with a switch to control its current flow. The negative MOSFET (VOUT) is used to rectify the power that is generated. A voltage reference then allows the device to adjust its output voltage automatically.The device also features a ZVS/ZCS control path that allows it to regulate the current and voltage correctly and maintain its accuracy over load and line variations. This control path includes a detection signal that is used to detect the beginning of the ZVS/ZCS cycle. Once the signal is detected, the device adjusts its switching frequency based on the signal and can then switch the output voltage accurately and responsively.Overall, the ISL98603IRAAZ-T is an excellent special purpose voltage regulator that is capable of providing an output current of 6A and a switching frequency of up to 1MHz. It has a wide input voltage range of 2.5V to 18V and its output can be adjusted from 0.6V to 10V. With its high reliability and efficiency, the device is suitable for a wide range of automotive, industrial and consumer applications.

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