ISL6423EVEZ-T

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The ISL6423EVEZ-T voltage regulator from Renesas Electronics is a specialized power management integrated circuit (PMIC) designed for high current applications. It features an adjustable operating voltage range of 2.4V to 6V, minimal external component requirements, and fast transient response times. The ISL6423EVEZ-T is ideal for use in applications such as home entertainment, digital cameras, and notebooks, where precise control of voltage output is required.

Applications

The ISL6423EVEZ-T voltage regulator is designed to provide precise voltage control in high current applications. It can be used to power various peripheral devices in notebooks, TVs, set-top boxes, and other consumer electronics. The ISL6423EVEZ-T can also be used to manage the power supply in automotive and industrial control systems.

Features and Benefits

The ISL6423EVEZ-T voltage regulator provides precision control of output voltage over a wide operating range. It features a wide input voltage range of 4V to 11.1V, adjustable output voltage down to 2.4V, and can deliver up to 3A of output current. The device also offers low output noise, fast transient response times, and minimal external component requirements.

Working Principle

The ISL6423EVEZ-T voltage regulator uses a monolithic integrated circuit (IC) design to provide precise control of the output voltage. The device incorporates a linear regulator, resistor divider network, and voltage reference. The input voltage is regulated by the linear regulator and passed through the resistor divider network to the output, where the voltage reference is used to adjust the voltage to the desired level. The resistor divider network ensures that the output voltage does not exceed the rated voltage.

The device can also be used with external MOSFETs to provide higher output current levels. When using external MOSFETs, the output voltage is regulated by the voltage reference and the current is controlled by the external MOSFETs. The device also incorporates overvoltage protection, which limits the output voltage to a safe level if it exceeds the rated voltage.

Conclusion

The ISL6423EVEZ-T voltage regulator is an ideal power management solution for high current applications where precise control of voltage output is required. It offers a wide operating voltage range, fast transient response times, and minimal external component requirements. The device also offers overvoltage protection and can be used with external MOSFETs to provide higher output current levels.

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