PI3USB9281AXWEX

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Pericom Semiconductor’s PI3USB9281AXWEX is a hybrid integrated circuit (IC) containing a combination of a storage regulator, a USB Type-C and USB Power Delivery controller, a dual-serial interface, and a 5-A power switch with overcurrent protection and fast charging, all into a single package.

Application of PI3USB9281AXWEX

PI3USB9281AXWEX from Pericom Semiconductor is a Power Management IC (PMIC) which can support USB Type-C and USB Power Delivery. It is an ideal solution in applications such as USB Type-C chargers, docking stations and power splitting applications. The PI3USB9281AXWEX is a hybrid IC that integrates all of the components necessary for USB Type-C applications, including a storage regulator, a USB Type-C and USB Power Delivery controller, a dual-serial interface, and a 5-A power switch with overcurrent protection and fast charging, into a single package. Due to the wide range input voltage, the IC is suitable for USB Type-C and USB PD charger, PD adapter and other peripheral applications.

Features of PI3USB9281AXWEX

• Integrated USB Type-C and Power Delivery Controller, Storage regulator, Dual-Serial Interface, and 5-A Power Switch
• Compliant with USB Power Delivery and USB Type-C specifications
• Multi-port support and multi-protocol support
• Voltage range: 8 V to 20 V at 5 A
• Automatic detection of BC1.2, Apple, Samsung, Huawei, and USB PD charging protocols
• Smart auto-adjustment of power supply and charging port
• Integrated RDSON power switch for over-current and short-circuit protection
• Built-in OVP, OCP, and thermal protection
• High ESD protection level of 2 kV

Working Principle of PI3USB9281AXWEX

The PI3USB9281AXWEX is an integrated Power Management IC (PMIC) with multiple functions that are used for managing power requirements in USB Type-C and USB PD applications. The IC consists of a storage regulator, a USB Type-C and USB Power Delivery controller, a dual-serial interface, and a 5-A power switch with overcurrent protection and fast charging. All of these components are integrated into a single package.

The PI3USB9281AXWEX automatically detects BC1.2, Apple, Samsung, Huawei and USB PD charging protocols. The IC supports both USB Type-C and USB Power Delivery, and is compliant with USB Power Delivery and USB Type-C specifications. The integrated RDSON power switch provides short-circuit and overcurrent protection. It also includes additional features such as OVP, OCP and thermal protection. With its wide input voltage range, the PI3USB9281AXWEX is suitable for USB Type-C and USB PD charger, PD adapter and other peripheral applications.

Conclusion

PI3USB9281AXWEX is a hybrid integrated circuit containing a storage regulator, a USB Type-C and USB Power Delivery controller, a dual-serial interface, and a 5-A power switch. It is an ideal solution in applications such as USB Type-C chargers, docking stations and power splitting applications due to its wide input voltage range and support for multiple charging protocols. Additionally, the IC offers short-circuit protection, overvoltage protection and overcurrent protection.

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