Diodes IncorporatedAP22816AKWT-7USB Power Switches

The AP22816 is a single-channel, current-limited, high-side power switch optimized for Universal Serial Bus (USB) and hot-swap applications with physical interfaces.

The AP22816 offers a complete protection feature set which includes UVLO, preset overcurrent limit, output short-circuit protection, overtemperature shutdown, and reverse current blocking, improving overall system reliability and robustness.

The AP22816 is available in the TSOT25 package with five differing pin configurations allowing for the replacement and upgrade of many end products without the need of a new board layout.

The AP22818 is also available in the MSOP-8 package.

Key Features and Benefits

• •  Preset Overcurrent Limit at 1.5A
  Supports protected 1A of maximum output current
• •  Both Active HIGH and LOW Options are Available for EN Polarity
  Meets system design requirements without additional circuitry
• •  Short-Circuit Protection with Output Current Foldback
  Prevents unnecessary system shutdown or restart, improving system robustness
• •  Reverse-Current Protection: Blocks Current During Shutdown and Limits Current While Enabled
  Protects system from reverse currents when peripherals are externally powered
• •  Robust Protection Feature Set, Including Thermal Shutdown and Fault Indicator
  Fault reporting allows for designs to take additional actions as needed

Applications

• •  Notebooks
• •  Desktops
• •  Set-top Boxes
• •  TVs
• •  Consumer Electronics
• •  Telecom Systems