PI5USB2544A

Obsolete – Part Discontinued PI5USB2544A / PI5USB2546A USB Charging Port Controller and Load Detection Power Switch Features  Two separate current limiting channels  Supports CDP/DCP Modes per USB Battery Charging Specification 1.2  Supports Shorted Mode per Chinese Telecommunication Industry Standard YD/T1591-2009  Supports non-BC1.2 Charging Modes by Automatic Selection  Divider-1A mode  Divider-2A mode  Divider-2.4A mode  DCP-1.2V mode  Supports Sleep-Mode Charging and Mouse/Keyboard Wake up  Automatic SDP/CDP Switching for Devices that do not request for the CDP Ports  Load Detection for Power Supply Control in S4/S5 Charging and Port Power Management in all Charge Modes  Compatible with USB 2.0/3.0 Power Switch requirements  Integrated 73-mΩ (Typ.) High-Side MOSFET  Adjustable Current-Limit up to 3A(Typ.)  Operating Range:4.5V to 5.5V  Max Device Current  2μA at Device Disabled  270μA at Device Enabled Device Package: TQFN 3.0x3.0-16ZH  TQFN 3.0x3.0-16ZH  UQFN 3.0x3.0-16ZHD Pin Configuration (TQFN-16, ZH) Description The PI5USB2544A/2546A series is a USB charging port controller and power switch with an integrated USB 2.0 highspeed data line (D+/D–) switch. PI5USB2544A/2546A provides the electrical signatures on D+/D– to support charging schemes listed under device feature section. This series is compatible with both popular BC1.2 compliant and non-BC1.2 compliant devices. System wake up (from S3) with a mouse/keyboard (both low speed and full spe...