ISL8104IRZ-T

ISL8104IRZ-T is part of the Intersil family of Voltage Regulator products. It is a DC-DC Switching Controller that provides a simple yet versatile solution for high-efficiency, high-performance DC-DC conversion. It offers a wide range of adjustable output voltage, low output voltage tolerance and excellent power efficiency. The ISL8104IRZ-T is designed for self-powered equipment and is ideal for power supplies for applications including personal computers, communications equipment and industrial electronic controls.

Features

The ISL8104IRZ-T is a DC-DC switching controller that provides adjustable output voltage and excellent system efficiency. It features a fixed-frequency PWM controller with a peak current-mode control architecture, an external clock input, UVLO brownout protection, and variable output current limit options. The adjustable output voltage range is 0.7V to 14V, with an output voltage tolerance of ±2%. Other features include thermal protection, adjustable control loop compensation, adjustable operating frequency, and output overvoltage protection.

Working Principle

The ISL8104IRZ-T is a synchronous buck controller that produces an adjustable output voltage by regulating the duty cycle of an external compatible MOSFET switch. It operates using an adjustable constant-frequency voltage-mode control technique. This technique uses peak current sensing during each switching cycle to maintain a consistent output voltage. It provides excellent output voltage accuracy, high transient response and minimal ringing. The adjustable frequency of operation can be set anywhere between 200kHz to 1MHz. Additionally, the device also allows for adjustable operating current limit, xTTM, soft-start and control bandwidth.

Application Feilds

The ISL8104IRZ-T is suitable for a variety of DC-DC applications. It is suitable for power supplies in personal computers, communications equipment, embedded systems, industrial electronic controls and other electronic systems. It is also suitable for powering a wide range of peripherals, from embedded systems and data acquisition modules to networking/telecommunication systems and audio equipment. In addition to providing a wide range of adjustable output voltage, low output voltage tolerance and excellent power efficiency, it also offers a variety of protection features, such as under-voltage lock-out and output overcurrent protection, thermal shut-down and output over-voltage protection, making it suitable for a variety of conditions.

Conclusion

The ISL8104IRZ-T is a DC-DC switching controller that provides adjustable output voltage and excellent system efficiency. It is suitable for power supplies in personal computers, communications equipment, embedded systems, industrial electronic controls and other electronic systems. It offers adjustable operating frequency, adjustable control loop compensation, thermal protection and output overvoltage protection. Couple with its wide range of adjustable output voltage, low output voltage tolerance and excellent power efficiency, the ISL8104IRZ-T is an ideal solution for many applications.