ACT8930QJ134-T

Series:	ActivePath™, ActivePMU™
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Applications:	Processor
Current - Supply:	420µA
Voltage - Supply:	2.7 V ~ 5.5 V
Operating Temperature:	-40°C ~ 85°C
Mounting Type:	Surface Mount
Package / Case:	40-WFQFN Exposed Pad
Supplier Device Package:	40-TQFN (5x5)

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Introduction

ACT8930QJ134-T is a specialized power management integrated circuit (PMIC). It is designed to provide maximum power efficiency, versatility and flexibility for any embedded system design. It features a variety of integrated components and programmable features that enable energy-efficient operation of electronic devices. This article will focus on the application field and working principle of this device.

Application Field

The ACT8930QJ134-T can be used to manage power in many applications such as cellular base stations, embedded wireless modules, small wireless device power solutions, portable medical equipment, and automotive platforms. The device also features a low power sleep mode to save power and extend system battery life.This device also offers a wide range of voltage supplies with adjustable output current limits. Its on-chip monitoring and control functionalities enable systemwide protection such as over-voltage and over-temperature, short-circuit and load dump protection. Additionally, the device is designed to provide long-term reliability and robustness, and can stand up to extreme industrial, automotive and military applications.

Working Principle

The ACT8930QJ134-T is designed as a buck-boost DC-DC converter. The device is capable of accepting an input voltage of 4.5V - 30V, and adjustable buck-boost output voltage can be set in the range from 3V to 28V. It is able to provide an adjustable output current limit of 0.5A to 6A.The device is controlled by a dedicated UART/I2C interface, which can be used for programming and reading parameters, such as output voltage and output current. The device also features an on-chip monitoring and control functions, which can protect the system from misuse and electrical hazards.The ACT8930QJ134-T is equipped with pre-programmed soft-start and over-temperature protection. The pre-programmed soft-start allows the device to start up and stabilize the output voltage in just one clock cycle. Moreover, the advanced over-temperature protection has been designed to prevent any damages caused by thermal issues.

Conclusion

This article discussed the ACT8930QJ134-T PMIC specialised power management integrated circuit and its applications field, working principle and its integrated components and programmable features. The device is designed to provide maximum power efficiency, versatility and flexibility for any embedded system design. It is suitable for many processor platform and battery powered applications. It can stand up to extreme industrial, automotive and military applications and its on-chip monitoring and control functionalities enable systemwide protections.

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