The AP2191DWG-7-2111 is a high-performance, single-channel current-limited integrated high-side power switch, manufactured by Diodes Incorporated. This component is designed for USB and other hot-swap applications. It is an essential building block for systems that require power distribution and management to prevent damage caused by overcurrent events.

Key Features

• Current Limiting: The AP2191DWG-7-2111 provides precise current limiting to protect the host device from overcurrent conditions. It is capable of delivering a continuous output current of up to 1.5A, making it suitable for a range of applications.
• Fast Response Time: With its quick response to fault conditions, the device ensures system reliability by rapidly disconnecting the faulty load.
• Reverse Current Blocking: This power switch includes a feature to block current flowing in the reverse direction, protecting the input supply from potential damage.
• Low Standby Current: The AP2191DWG-7-2111 boasts a low standby current, which is crucial for battery-powered applications where power conservation is a priority.
• Thermal Shutdown Protection: The built-in thermal shutdown function prevents the device from overheating, thereby ensuring long-term reliability.
• Controlled Rise Time: The device offers a controlled output rise time to reduce inrush current, which is beneficial for applications sensitive to high inrush currents.
• Compact Packaging: This power switch is available in a small 6-pin SOT-26 package, making it ideal for space-constrained applications.

Applications

The AP2191DWG-7-2111 is versatile and can be used in various applications, including:

• USB peripherals and USB hubs
• Portable electronic devices
• Hot-swap supplies
• Power distribution switches
• Battery-charger circuits

With its combination of features and protections, the AP2191DWG-7-2111 from Diodes Incorporated is an excellent choice for designers looking to enhance the safety and efficiency of their power management systems.