ISL80030FRZ-T

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 ISL80030FRZ-T is a power management integrated circuit (PMIC) voltage regulator for DC-to-DC switching regulator applications. It offers a wide range of features and benefits, including high performance, low power consumption, and high temperature range operation. Moreover, its advanced design enables the device to be used in a variety of system scenarios and applications.

Product Description

The ISL80030FRZ-T is an integrated circuit specifically designed for single-phase synchronous buck (step-down) voltage regulator applications. This device includes a synchronous rectifier, voltage reference, error amplifier, power stages, as well as optional controller logic and protection functions. It is available in an 8-lead thermally enhanced MLP package, making it an ideal solution for compact power management applications.

Product Features and Benefits

The ISL80030FRZ-T features many benefits that make it an ideal solution for power management applications. These features include:

• High efficiency synchronous buck topology for low power consumption.
• Wide operating temperature range from -45°C to +105°C.
• High input voltage range from 4.5V to 38V.
• Output voltage accuracy has typical tolerance of ±2.5% over load, line, and temperature.
• PFSOK output indicates output voltage is in regulation and fault protection is enabled.
• Current mode+ voltage mode control.
• On-the-fly programmable output voltage.
• Soft-start and pre-bias start capability.
• Various protection features such as output overvoltage, input undervoltage, cycle-by-cycle current limit and thermal shutdown.
• Low quiescent current (typical 5.0mA).

Applications

The ISL80030FRZ-T is an ideal solution for power management applications. The user can use it in applications where power efficiency and long battery life are important such as mobile phone, PDA, notebook, multimedia devices and more. It is especially suitable for battery powered, non-regulated 12V to 1.8V and 3.3V 5A synchronous buck regulator applications.

Working Principle

The ISL80030FRZ-T employs a current mode control architecture to regulate the output voltage. It has an internal voltage reference and error amplifier to control the output voltage. The voltage reference is compared to the feedback voltage, and the error amplifier generates a control signal which controls the main power stages.

The synchronization logic and timing generated by the ISL80030FRZ-T will be used to synchronize a driver circuit to the main power stages. The driver needs to provide an efficient interface between the controller and the power stages. It is also used to protect the IC from over current and over voltage.

The ISL80030FRZ-T also includes optional shunt and clamp diodes which can be used to reduce the output ripple and allow the user to use a more cost-effective and reliable design. The shunt and clamp diodes also provide protection and minimize losses across the main power stages.

Conclusion

The ISL80030FRZ-T is an excellent DC-to-DC switching regulator solution for power management applications that require high efficiency, low power consumption, and wide temperature operation. Its advanced design and features make it suitable for a variety of system scenarios and applications. It has a wide input voltage range and high output accuracy, and also features robust protection features and optional shunt and clamp diodes for additional protection. Overall, the ISL80030FRZ-T provides an ideal solution for power management applications.

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