USB Charging Port Controller and Load Detection Power Switch
Obsolete – Part Discontinued
PI5USB2544A / PI5USB2546A
USB Charging Port Controller and Load Detection Power Switch
Fe...
Description
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...
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