USB PD VBUS Sink Path Power Switch

Manufacturer

Part #

Description

The Diodes Incorporated AP22950 is a unidirectional high-voltage power switch designed for USB Power Delivery applications. It features undervoltage lockout, overvoltage lockout, reverse current protection, and operates with a low on-resistance of 30mΩ. This device is suitable for portable devices with multiple power inputs, providing adjustable overvoltage protection thresholds.

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Diodes Incorporated AP22950 USB PD VBUS Sink Path Power Switch

Introduction

The Diodes Incorporated AP22950 is a high-performance power switch designed specifically for USB Power Delivery (PD) applications. This unidirectional switch offers a range of protective features, making it an ideal choice for portable devices that require reliable power management.

Part Description

The AP22950 is engineered to handle high-voltage applications, featuring a low on-resistance of just 30mΩ. It operates within a voltage range of 2.5V to 22.5V, making it versatile for various power input scenarios. Key features include undervoltage lockout, overvoltage lockout, reverse current protection, and thermal shutdown capabilities. The device allows for adjustable overvoltage protection thresholds, which can be tailored using an external resistor. The AP22950 is packaged in a compact U-WLB2515-15 format, ensuring efficient space utilization in electronic designs.

Applications

Laptops and accessories
Smartphones and tablet PCs
Portable speakers
Wearable devices

Industries

Consumer electronics
Telecommunications
Automotive
Medical devices

Usage Ideas

Smartphone Charging Dock: Utilize the AP22950 to create a charging dock that safely manages power delivery to multiple smartphones, ensuring optimal charging conditions.
Portable Speaker System: Integrate the power switch in a portable speaker design to protect against overvoltage and reverse current, enhancing the durability of the device.
Wearable Health Monitor: Implement the AP22950 in a wearable health monitoring device, allowing for efficient power management while ensuring safety features are in place for user protection.

Conclusion

The Diodes Incorporated AP22950 USB PD VBUS Sink Path Power Switch is a robust solution for managing power in a variety of portable electronic devices. With its advanced protective features and low on-resistance, it ensures reliable operation in demanding applications. Whether used in consumer electronics or specialized industries, the AP22950 stands out as a versatile and essential component for modern power management needs.