SC339SKTRT

Introduction

The SC339SKTRT is a Linear Regulator Controller from NEC’s PMIC Voltage Regulators range. This regulator is designed to deliver a high power output with a wide input voltage range. It offers a flexible voltage regulator solution for various applications and is capable of controlling multiple loads. The SC339SKTRT is capable of handling up to six regulated outputs and has a fast transient response for improved system stability.

Application Field

The SC339SKTRT offers a wide range of applications due to its versatile features. It can be used in industrial, commercial and automotive applications. It is ideal for input voltage-sensitive applications and high current outputs such as VDSL/DSL/Gigabit Ethernet and HomePNA transceivers, USB 2.0 high speed digital interface and RapidIO. It can also be used in high power applications such as power amplifiers, power tools, telecom base stations and more.

Working Principle

The SC339SKTRT regulator works on a principle of common source regulation. It uses an internal error amplifier and voltage reference to control the output voltage. When an output voltage is requested, the voltage reference receives the set voltage and compares it to the feedback voltage from the output. The error amplifier than adjusts the current to the power pass transistors to maintain the desired output voltage. This allows for accurate and fast response to transient load conditions.

Conclusion

The SC339SKTRT from NEC is a high performance linear regulator controller that is well-suited for industrial, commercial and automotive applications. Its wide input voltage range and multiple output capability makes it suitable for a variety of applications. Additionally, its fast transient response ensures improved system stability.