CW3142 is a USB Charging Controller IC integrated with output current Limitation function.

Features

• D+/D- DCP Mode per USB Battery Charging Specification 1.2

• D+/D- Short Mode per Telecommunication Industry Standard YD/T1591-2009 (Chinese)

• Supports non-BC1.2 Charging Modes by Automatic Selection

   • D+/D- Option for Apple Device

   • D+/D- Option for Samsung Device

• 16mΩ Ultra Low RDSON High Side NMOS Switch

• Enable Control Function

• Load Detection Function

• Operating Voltage Range: 4.5V to 5.5V

• 2.7A Current Limit

• Multi-Chips series connection to distribute current function (For more details please refer to the Solution Section)

• 8KV HBM ESD Rating on D+/D- Pins

• Lead(Pb)-Free, Halogen-Free, SOT23-6 Package

Application Field

• Wall Charger/Travel Adapter

• Smart Charger

• Power Strip

• USB Ports (Hosts and Hubs)

Typical Circuits