ISL6527CR

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The ISL6527CR, which stands for Intersil PWM Controller, is a high performance Pulse Width Modulation (PWM) regulator. It is designed for use in both low-power DC/DC converters and high-power DC/DC converters. The product provides PWM control in a single package with adjustable current limit and a wide operating temperature range. It is intended for use in applications requiring high efficiency, high current or low noise operation, such as computers and mobile devices.

The ISL6527CR is a voltage regulator designed to control the on/off switching of DC/DC non-isolated power converters. It is used to regulate the output voltage of the converter within the required range. This device is highly efficient and has fast transient response characteristics. It is a current mode controller with a high frequency operation which is typically between 350 kHz and 600 kHz. It offers various protection features, including thermal shutdown protection and under-voltage lockout (UVLO) protection. It also has an adjustable over-voltage protection.

The ISL6527CR application field is wide and includes the mobile phone, PC, laptop, communications equipment and networking products. It is specially designed to meet the needs of high efficiency, good power performance and fast transient response applications. It can be used in DC/DC converters, such as buck, boost and buck-boost, for example.

The ISL6527CR works by using Pulse Width Modulation (PWM) to switch the power from the power supply to the load. It has an on-board synchronous rectifier which regulates the output voltage. The output voltage is maintained through an internal error amplifier and an adjustable current limit circuit. A clock oscillator provides the PWM control signals, while a voltage feedback loop maintains an accurate regulation of output voltage. The cycle-by-cycle current limiting feature of the controller is adjustable and provides protection against short circuit and other over-current situations.

In summary, the ISL6527CR is a high efficiency, yet cost effective, PWM regulator designed for use in both low and high power DC/DC converters. It offers a wide range of features, including adjustable current limit and fast transient response. It has an adjustable over-voltage protection and can handle high input voltage. It is suitable for use in mobile phones, computers and other networking products.

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