UCS81001

UCS8100X Automotive USB Port Power Controller with Charger Emulation PRODUCT FEATURES General Description The UCS81001 and UCS81002 (referred to as the UCS8100X in this document) provide a USB port power switch for precise control of up to 2.5 amperes continuous current with over-current limit (OCL), dynamic thermal management, latch or auto-recovery (low test current) fault handling, selectable active low or high enable, under- and over-voltage lockout, back-drive protection, and backvoltage protection. Split supply support for VS and VDD is an option for low power in system standby states. This gives battery operated applications, like onboard computers, the ability to detect attachments from a sleep or off state. After the Attach Detection is flagged, the system can decide to wake up and/or provide charging. In addition to power switching and current limiting modes, the UCS8100X will automatically charge a wide variety of portable devices, including USB-IF BC1.2, YD/T-1591 (2009),...