A4402KLPTR-T Integrated Circuits (ICs)

A4402KLPTR-T is a high-efficiency voltage regulator pack providing up to 4 adjustable outputs. It combines the advantages of linear regulation (no switching frequencies) and switching technology (high efficiency) which makes it the ideal solution for high performance applications across the industrial, communications, computer and consumer markets.

The A4402KLPTR-T is built around two switching regulators, one adjustable linear regulator, and two LDOs (low drop out). It also supports automatic switching between two different input voltage ranges. The combination of linear and switching technology allows the A4402KLPTR-T to meet challenging performance requirements while saving space, cost and adjustment time.

Application Field

The A4402KLPTR-T is suitable for use in applications including Communication, Computing, Industrial, Automotive and Consumer markets. It is a power supply solution for applications demanding reliable and high performance, such as graphic cards and server systems. It is also suitable for use with graphics engines and power amplifiers. Furthermore, it offers excellent efficiency to reduce power loss, making it a suitable solution for low power applications such as cellphones and personal digital assistants.

Working Principle

The A4402KLPTR-T is based on three different power conversion technologies. The two voltage regulators feature a buck-boost switching regulator, which allows flexible input voltage range and accurate output voltage regulation. The two LDOs (low drop out regulators) are designed to provide a low dropout voltage, needed when the input voltage is close to the output voltage and the output power is low. In addition, the adjustable linear regulator provides constant current, ensuring optimal load regulation and low ripple performance.

The integrated power management unit inside the A4402KLPTR-T packs a lot of features that allow dynamic power management control. It provides five different power states, and supports auto-switching between different voltage ranges. It also features a programmable analog voltage control and current-limit protection. The integrated voltage monitoring comparator can detect and protect against dynamic input voltage events, preventing any problems from occurring during system powers on and off.

The A4402KLPTR-T features high efficiency, allowing it to deliver high power outputs from a small and cost-effective package. It offers excellent thermal performance and reliable operation by utilizing switched-mode technology. Moreover, its high integration and scalability allows for all kind of applications, making it a great choice for embedded system applications, mobile communications and consumer electronics.

Conclusion

The A4402KLPTR-T is a high-performance voltage regulator pack. It combines linear and switching technologies to provide the ideal solution for high performance applications. It features programmable analog voltage control, high efficiency, and excellent thermal performance. The integrated power management unit provides dynamic power management control and the integrated voltage monitoring comparator can protect against dynamic input voltage events. A4402KLPTR-T is the perfect choice for all kind of applications, making it a great choice for embedded systems, mobile communications and consumer electronics.