USB Dual-Port Power Switch and Current Monitor
UCS2113
USB Dual-Port Power Switch and Current Monitor
Features
• Dual-Port Power Switches: - 2.9V to 5.5V source volta...
Description
UCS2113
USB Dual-Port Power Switch and Current Monitor
Features
Dual-Port Power Switches: - 2.9V to 5.5V source voltage range - 3.0A continuous current per VBUS port with 40 m On resistance per switch - Independent port power switch enable pins - DUAL fault ALERT# active drain output pins - Constant Current or Trip mode current limiting behaviors - Undervoltage and overvoltage lockout - Back-drive, back-voltage protection - Auto-recovery fault handling with low test current - BOOST# logic output to increase DC-DC converter output under large load conditions
SMBus 2.0/I2C Mode Features: - Eight programmable current limits assignable to each power switch - Other SMBus addresses available upon request - Block read and block write
Self-Contained Current Monitoring (No External Sense Resistor Required)
Fully Programmable Per-Port Charge Rationing and Behaviors
Configurable Per-Port BC1.2 VBUS Discharge Function
Wide Operating Temperature Range: - -40°C to +105°C
UL Recognized and EN/IEC 60950-1 (CB) Certified
Passes Automotive AEC-Q100 Reliability Testing
Description
The UCS2113 is a dual USB port power switch configuration which can provide 3.0A continuous current (3.4A maximum) per VBUS port with precision overcurrent limiting (OCL), port power switch enables, auto-recovery fault handling, undervoltage and overvoltage lockout, back-drive protection and back-voltage protection, and thermal protection.
The UCS2113 is well suited for both stand-alone and applicat...
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