ISL6269CRZ-T

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ISL6269CRZ-T is a precision- adjustable high-efficiency dual 2 MHz synchronous buck controller which is suitable for a wide range of applications. It is able to provide high efficiency and accurate current limit for a variety of DC-DC supply applications, such as high power density data center and Telecom applications, as well as many other applications which require low power conversion efficiency.

The ISL6269CRZ-T features a high-efficiency, low noise buck controller with integrated MOSFET gate drives. The ISL6269CRZ-T is able to perform wide range, high efficiency current-limit protection, and operating range of up to 98% efficiency. Additionally, the chip\'s PWM/PFM auto-mode conversion control as well as a low noise optional SyncMOS internal linear regulator output, enables the application of power in the efficiency-optimized spectrum, improving overall regulating.

The ISL6269CRZ-T integrates a dual 2 MHz synchronous buck controller with an adjustable current limit of up to 16 A, and is suitable for automated assembly. It has a digital interface, including programmable power-up sequence, programmable fault detection, programmable voltage setting, and is backward compatible with ISL6269C.

In terms of applications, the ISL6269CRZ-T can be used in high power computing and telecommunication systems, such as power modules, FPGAs, ASICs, and data centers. This DC-DC switching controller is also suitable for powering DSPs, CPU cores, GPUs, and advanced image processors which require a high level of performance.

Furthermore, the ISL6269CRZ-T can also be used in other industrial applications, such as industrial network equipment, enterprise network systems, telecom basebsations and LTE systems, switches, HDMI/ DisplayPort adapters, and more.

In terms of working principle, the ISL6269CRZ-T works by providing DC-DC conversion, with the input voltage shown as Vin, the output voltage as Vout, and the duty cycle as DT. The duty cycle will increase with an increase in the load current. The ISL6269CRZ-T pulses the low-side MOSFET connected to the inductor, increasing the duty cycle when the load current is higher than the reference current. This will ensure that the output voltage reaches the desired voltage.

Additionally, the ISL6269CRZ-T features an adjustable Over Current Protection (OCP) feature, which will control the current to a safe level. It also includes a built-in temperature protection circuit, which can detect temperature rise and shutdown the device when it reaches a certain temperature.

In summary, the ISL6269CRZ-T is a dual 2MHz synchronous buck controller which is suitable for a wide range of high power applications, such as those in the computing, telecommunication and industrial fields. The device is able to provide precise current limit and a high efficiency power conversion. Furthermore, the device includes safety features such as adjustable OCP and a temperature protection circuit.

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