The AP2181SG-13 is a high-quality, single-channel current-limited integrated high-side power switch from Diodes Incorporated, designed for USB and other hot-swap applications. This advanced product is optimized for self-powered and bus-powered Universal Serial Bus (USB) applications.

Key Features

• Current Limiting: The device offers precise current limiting to protect the host device from overcurrent conditions. It is capable of delivering a continuous output current up to 1.5A, making it suitable for a wide range of peripherals.
• Fast Response Time: With a fast response time to fault conditions, the AP2181SG-13 ensures reliable protection for both the load and the power source.
• Built-in Thermal Protection: The switch comes with an automatic thermal shutdown feature that prevents damage from overheating, enhancing the safety and longevity of the device.
• Reverse Current Blocking: This feature prevents current from flowing backward from the output to the input, which is critical for protecting the circuit during shutdown and when the device is off.
• Controlled Rise Time: The AP2181SG-13 is designed with a controlled rise time to reduce inrush current, minimizing the potential for current spikes that could damage sensitive components.

Applications

The AP2181SG-13 is versatile and can be used in a variety of applications, including:

• USB hubs, peripherals, and monitors
• Hot-swap power supplies
• Portable consumer electronics
• Battery chargers
• Overcurrent protection modules

Product Specifications

The AP2181SG-13 comes in an SOP-8 package and operates over a voltage range of 2.7V to 5.5V, which is ideal for USB powered applications. Its low standby current and high bandwidth make it an excellent choice for power distribution switches requiring minimal power consumption and maximum data integrity.

Conclusion

With its combination of features, the AP2181SG-13 from Diodes Incorporated stands out as a robust and reliable solution for power management in USB and other hot-swap applications. Its integrated protection mechanisms ensure the safety and reliability of end-user devices, making it a go-to component for designers looking to enhance their power management systems.