Datasheet Summary
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TPS2554 TPS2555
SLVSAM0
- JUNE 2011
Precision Adjustable Current-Limited, Power-Distribution Switches
Check for Samples: TPS2554, TPS2555
Features
- 2 Meets USB Current-Limiting Requirements
- Adjustable Current Limit, 500 mA to 2.5 A (typ)
- Two Independently-Settable, Current-Limit
Thresholds
- Fast Overcurrent Response
- 1.5 μs (typ)
- 73-mΩ High-Side MOSFET
- 3.8-μA Maximum Standby Supply Current
- PowerPAD™ Thermal Management
- Automatic Output Discharge when Disabled
- Both High-Enable (TPS2554) and Low-Enable
(TPS2555) Versions Available
APPLICATIONS
- USB Ports/Hubs
- Digital TV
- Set-Top Boxes
- VOIP Phones
DESCRIPTION
The TPS2554/55 power-distribution switches are...