(Hong Kong)
Product Summary
The TPS2500DRCR is an integrated USB power switch which provides an integrated solution to meet USB 5-V power requirements from a 1.8-V to 5.25-V input supply. The features of TPS2500DRCR include a Hi-Speed USB compliant power output, output switch enable, current limit, and overcurrent fault reporting. The 1.8-V to 5.25-V input can be supplied by sources including dc/dc regulated supplies (e.g., 3.3 V), or batteries such as single-cell Li+ or three-cell NiCd, NiMH, or alkaline. Two standard USB ports can be supported from a single TPS2500DRCR at the 1400-mA setting. The applications of TPS2500DRCR are: (1)Portable Applications Using Single Li+ Cell; (2)USB Hosts Without Native 5-V Supplies.
Parametrics
TPS2500DRCR absolute maximum ratings: (1)Input voltage range on SW, AUX, IN, USB, ENUSB, EN, FAULT, ILIM: –0.3 to 7 V; (2)FAULT sink current: 25 mA; (3)ILIM source current: 1 mA; (4)TJ Junction temperature range: –40 to 150 ℃; (5)ESD – HBM: 2 kV; (6)ESD – CDM: 500 V; (7)ESD – system level (contact/air): 8/15 kV.
Features
TPS2500DRCR features: (1)Integrated Synchronous Boost Converter and USB Current-Limit Power Switch; (2)Light-Load, High-Efficiency Eco-mode Control Scheme(TPS2500) or Constant Frequency (TPS2501); (3)1.8-V to 5.25-V Input Voltage (2.2-V Minimum Start-Up Voltage); (4)Accurate 20% Current Limit at 1.4-A Setting; (5)Powers up to Two Standard USB Ports; (6)Minimal External Components Required; (7)Small 3-mm × 3-mm × 0.9-mm SON-10 Package; (8)15-kV / 8-kV System-Level ESD Capable.
Diagrams
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 TPS2500DRCR |
Texas Instruments |
Power Switch ICs - USB Integr USB Pwr Sw w/ Boost Converter |
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