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TPS2231 Status: ACTIVE

ExpressCard Single Power Interface Switch


      
         
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Special Note

The new package TPS2231MRGPRT-3 offers Independent UVLO


Datasheet

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Functional Block Diagram


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 TPS2231
3V rDS(on)(Typ)(mOhm)45  
5V rDS(on)(Typ)(mOhm)NA  
Ports1  
InterfaceParallel  
Adjustable Current Limit(Min)(A)2.5  
Pin/Package20QFN, 20TSSOP, 24HTSSOP  
 Samples
 Inventory

Customers Who Evaluated This Product Also Evaluated

  • TPS51117: 1.8V to 28V Input Sync. Step Down Controller with DCAP™ Mode, Optimized for Light Load Efficiency
  • TPS51125: Dual-Synchronous, Step-Down Controller with Out-of-AudioT Operation and 100-mA LDOs
  • TPS54231: 2A, 28V Input, 570 kHz Step Down SWIFT™ DC/DC Converter with Eco-Mode ™

    • Product Information

    Features

    • Meets the ExpressCard Standard (ExpressCard|34 or ExpressCard|54)
    • Compliant with the ExpressCard™ Compliance Checklists
    • Fully Satisfies the ExpressCard™ Implementation Guidelines
    • Supports Systems with WAKE Function
    • TTL-Logic Compatible Inputs
    • Short Circuit and Thermal Protection
    • –40°C to 85°C Ambient Operating Temperature Range
    • Available in a 20-pin TSSOP, a 20-pin QFN, or 24-pin PowerPAD HTSSOP (Single)
    • Available in a 32-pin PowerPAD HTSSOP (Dual)
    • APPLICATIONS
      • Notebook Computers
      • Desktop Computers
      • Personal Digital Assistants (PDAs)
      • Digital Cameras
      • TV and Set Top Boxes

    PowerPAD is a trademark of Texas Instruments.
    ExpressCard is a trademark of Personal Computer Memory Card International Association.

    Description

    The TPS2231 and TPS2236 ExpressCard power interface switches provide the total power management solution required by the ExpressCard specification. The TPS2231 and TPS2236 ExpressCard power interface switches distribute 3.3 V, AUX, and 1.5 V to the ExpressCard socket. Each voltage rail is protected with integrated current-limiting circuitry.

    The TPS2231 supports systems with single-slot ExpressCard|34 or ExpressCard|54 sockets. The TPS2236 supports systems with dual-slot ExpressCard sockets.

    End equipment for the TPS2231 and TPS2236 include notebook computers, desktop computers, personal digital assistants (PDAs), and digital cameras.

    		    

    Pricing / Packaging / CAD Design Tools / Samples

    PricePackagingCAD Design ToolsSamples
    DeviceStatusTemp (oC)Price | QuantityPackage | PinsTop Side MarkingPackage QTY | Package CarrierSymbolsFootprintsSamples
    TPS2231MRGPRACTIVE-40 to 851.10 | 1kuQFN (RGP) | 20 View 3000 | LARGE T&R Download CAD Format for this Symbol 
    TPS2231MRGPR-1ACTIVE-40 to 851.10 | 1kuQFN (RGP) | 20 View 3000 | LARGE T&R Download CAD Format for this Symbol Purchase Samples
    TPS2231MRGPR-1G4ACTIVE-40 to 851.10 | 1kuQFN (RGP) | 20 View 3000 | LARGE T&R Download CAD Format for this Symbol Purchase Samples
    TPS2231MRGPR-2ACTIVE-40 to 851.10 | 1kuQFN (RGP) | 20 View 3000 | LARGE T&R  Purchase Samples
    TPS2231MRGPR-2G4ACTIVE-40 to 851.10 | 1kuQFN (RGP) | 20 View 3000 | LARGE T&R  Purchase Samples
    TPS2231MRGPR-3ACTIVE-40 to 851.15 | 1kuQFN (RGP) | 20 View 3000 | LARGE T&R  Purchase Samples
    TPS2231MRGPRG4ACTIVE-40 to 851.10 | 1kuQFN (RGP) | 20 View 3000 | LARGE T&R Download CAD Format for this Symbol 
    TPS2231MRGPTACTIVE-40 to 851.25 | 1kuQFN (RGP) | 20 View 250 | SMALL T&R Download CAD Format for this Symbol 
    TPS2231MRGPT-1ACTIVE-40 to 851.25 | 1kuQFN (RGP) | 20 View 250 | SMALL T&R Download CAD Format for this Symbol Purchase Samples
    TPS2231MRGPT-1G4ACTIVE-40 to 851.25 | 1kuQFN (RGP) | 20 View 250 | SMALL T&R Download CAD Format for this Symbol Purchase Samples
    TPS2231MRGPT-3ACTIVE-40 to 851.30 | 1kuQFN (RGP) | 20 View 250 | SMALL T&R  
    TPS2231MRGPTG4ACTIVE-40 to 851.25 | 1kuQFN (RGP) | 20 View 250 | SMALL T&R Download CAD Format for this Symbol 
    TPS2231PWACTIVE-40 to 851.25 | 1kuTSSOP (PW) | 20 View 70 | TUBE Download CAD Format for this Symbol Download CAD Format for this Footprint
    TPS2231PWG4ACTIVE-40 to 851.25 | 1kuTSSOP (PW) | 20 View 70 | TUBE Download CAD Format for this Symbol Download CAD Format for this Footprint
    TPS2231PWPACTIVE-40 to 851.35 | 1kuHTSSOP (PWP) | 24 View 60 | TUBE Download CAD Format for this Symbol 
    TPS2231PWPG4ACTIVE-40 to 851.35 | 1kuHTSSOP (PWP) | 24 View 60 | TUBE Download CAD Format for this Symbol 
    TPS2231PWPRACTIVE-40 to 851.25 | 1kuHTSSOP (PWP) | 24 View 2000 | LARGE T&R Download CAD Format for this Symbol Purchase Samples
    TPS2231PWPRG4ACTIVE-40 to 851.25 | 1kuHTSSOP (PWP) | 24 View 2000 | LARGE T&R Download CAD Format for this Symbol Purchase Samples
    TPS2231PWRACTIVE-40 to 851.10 | 1kuTSSOP (PW) | 20 View 2000 | LARGE T&R Download CAD Format for this Symbol Download CAD Format for this FootprintPurchase Samples
    TPS2231PWRG4ACTIVE-40 to 851.10 | 1kuTSSOP (PW) | 20 View 2000 | LARGE T&R Download CAD Format for this Symbol Download CAD Format for this FootprintPurchase Samples
    TPS2231RGPRACTIVE-40 to 851.10 | 1kuQFN (RGP) | 20 View 3000 | LARGE T&R Download CAD Format for this Symbol Purchase Samples
    TPS2231RGPRG4ACTIVE-40 to 851.10 | 1kuQFN (RGP) | 20 View 3000 | LARGE T&R Download CAD Format for this Symbol Purchase Samples
    TPS2231RGPTACTIVE 1.25 | 1kuQFN (RGP) | 20 View 250 | SMALL T&R Download CAD Format for this Symbol 
    TPS2231RGPTG4ACTIVE 1.25 | 1kuQFN (RGP) | 20 View 250 | SMALL T&R Download CAD Format for this Symbol 

    * Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For higher volume price quotes,prices in local currency or delivery quotes, please contact your local Texas Instruments Sales Office or Authorized Distributor.

    Inventory

    Reported Distributor Inventory as of 10:17 AM GMT, 20 Nov 2009
    RegionCompanyIn StockPurchase
    TI Lead Time*: 16 WeeksTPS2231MRGPR
    WorldwideDigiKey 220
    TI Lead Time*: 16 WeeksTPS2231MRGPR-1
    WorldwideDigiKey  Available
    TI Lead Time*: 16 WeeksTPS2231MRGPR-1G4
    WorldwideDigiKey  Available
    TI Lead Time*: 16 WeeksTPS2231MRGPR-2
    None Reported
    View Distributors
    TI Lead Time*: 16 WeeksTPS2231MRGPR-2G4
    None Reported
    View Distributors
    TI Lead Time*: 16 WeeksTPS2231MRGPR-3
    None Reported
    View Distributors
    TI Lead Time*: 16 WeeksTPS2231MRGPRG4
    WorldwideDigiKey  Available
    TI Lead Time*: 16 WeeksTPS2231MRGPT
    WorldwideDigiKey 125
    TI Lead Time*: 16 WeeksTPS2231MRGPT-1
    WorldwideDigiKey  Available
    TI Lead Time*: 16 WeeksTPS2231MRGPT-1G4
    WorldwideDigiKey  Available
    TI Lead Time*: 16 WeeksTPS2231MRGPT-3
    None Reported
    View Distributors
    TI Lead Time*: 16 WeeksTPS2231MRGPTG4
    WorldwideDigiKey  Available
    TI Lead Time*: 20 WeeksTPS2231PW
    AmericasRochester Electronics >1k
    AsiaFarnell Asia 3
    WPI 65
    EuropeFarnell 3
    WorldwideDigiKey 182
    Mouser Electronics 2
    TI Lead Time*: 20 WeeksTPS2231PWG4
    EuropeSpoerle 280
    WorldwideDigiKey  Available
    TI Lead Time*: 20 WeeksTPS2231PWP
    AmericasNewark 183
    WorldwideDigiKey 79
    Mouser Electronics 16
    TI Lead Time*: 20 WeeksTPS2231PWPG4
    EuropeEBV Elektronik 60
    WorldwideDigiKey  Available
    Mouser Electronics 42
    TI Lead Time*: 20 WeeksTPS2231PWPR
    AmericasRochester Electronics >1k
    EuropeSpoerle >1k
    WorldwideDigiKey  Available
    TI Lead Time*: 20 WeeksTPS2231PWPRG4
    WorldwideDigiKey  Available
    TI Lead Time*: 20 WeeksTPS2231PWR
    AmericasRochester Electronics >1k
    WorldwideDigiKey  Available
    TI Lead Time*: 20 WeeksTPS2231PWRG4
    WorldwideDigiKey  Available
    TI Lead Time*: 20 WeeksTPS2231RGPR
    AsiaWPI >1k
    TI Lead Time*: 20 WeeksTPS2231RGPRG4
    None Reported
    View Distributors
    TI Lead Time*: 16 WeeksTPS2231RGPT
    WorldwideDigiKey 467
    Mouser Electronics 72
    TI Lead Time*: 16 WeeksTPS2231RGPTG4
    WorldwideDigiKey  Available
    View all Distributors  

    ** Lead time information is not available at this time. However, our information is updated daily so please check back with us soon. Please contact your preferred TI Authorized Distributor for additional information.

    Quality & Lead (Pb)-Free Data

     Product ContentDPPM / MTBF / FIT Rate
    DeviceEco Plan* Lead / Ball FinishMSL Rating / Peak ReflowDetailsDetails
    TPS2231MRGPR RoHS Compliant Green (RoHS & no Sb/Br) CU NIPDAU Level-2-260C-1 YEARViewView
    TPS2231MRGPR-1 RoHS Compliant Green (RoHS & no Sb/Br) CU NIPDAU Level-2-260C-1 YEARViewView
    TPS2231MRGPR-1G4 RoHS Compliant Green (RoHS & no Sb/Br) CU NIPDAU Level-2-260C-1 YEARViewView
    TPS2231MRGPR-2 RoHS Compliant Green (RoHS & no Sb/Br) CU NIPDAU Level-2-260C-1 YEARViewView
    TPS2231MRGPR-2G4 RoHS Compliant Green (RoHS & no Sb/Br) CU NIPDAU Level-2-260C-1 YEARViewView
    TPS2231MRGPR-3 RoHS Compliant Green (RoHS & no Sb/Br) CU NIPDAU Level-2-260C-1 YEARViewView
    TPS2231MRGPRG4 RoHS Compliant Green (RoHS & no Sb/Br) CU NIPDAU Level-2-260C-1 YEARViewView
    TPS2231MRGPT RoHS Compliant Green (RoHS & no Sb/Br) CU NIPDAU Level-2-260C-1 YEARViewView
    TPS2231MRGPT-1 RoHS Compliant Green (RoHS & no Sb/Br) CU NIPDAU Level-2-260C-1 YEARViewView
    TPS2231MRGPT-1G4 RoHS Compliant Green (RoHS & no Sb/Br) CU NIPDAU Level-2-260C-1 YEARViewView
    TPS2231MRGPT-3 RoHS Compliant Green (RoHS & no Sb/Br) CU NIPDAU Level-2-260C-1 YEARViewView
    TPS2231MRGPTG4 RoHS Compliant Green (RoHS & no Sb/Br) CU NIPDAU Level-2-260C-1 YEARViewView
    TPS2231PW RoHS Compliant Green (RoHS & no Sb/Br) CU NIPDAU Level-1-260C-UNLIMViewView
    TPS2231PWG4 RoHS Compliant Green (RoHS & no Sb/Br) CU NIPDAU Level-1-260C-UNLIMViewView
    TPS2231PWP RoHS Compliant Green (RoHS & no Sb/Br) CU NIPDAU Level-2-260C-1 YEARViewView
    TPS2231PWPG4 RoHS Compliant Green (RoHS & no Sb/Br) CU NIPDAU Level-2-260C-1 YEARViewView
    TPS2231PWPR RoHS Compliant Green (RoHS & no Sb/Br) CU NIPDAU Level-2-260C-1 YEARViewView
    TPS2231PWPRG4 RoHS Compliant Green (RoHS & no Sb/Br) CU NIPDAU Level-2-260C-1 YEARViewView
    TPS2231PWR RoHS Compliant Green (RoHS & no Sb/Br) CU NIPDAU Level-1-260C-UNLIMViewView
    TPS2231PWRG4 RoHS Compliant Green (RoHS & no Sb/Br) CU NIPDAU Level-1-260C-UNLIMViewView
    TPS2231RGPR RoHS Compliant Green (RoHS & no Sb/Br) CU NIPDAU Level-2-260C-1 YEARViewView
    TPS2231RGPRG4 RoHS Compliant Green (RoHS & no Sb/Br) CU NIPDAU Level-2-260C-1 YEARViewView
    TPS2231RGPT RoHS Compliant Green (RoHS & no Sb/Br) CU NIPDAU Level-2-260C-1 YEARViewView
    TPS2231RGPTG4 RoHS Compliant Green (RoHS & no Sb/Br) CU NIPDAU Level-2-260C-1 YEARViewView

    * The planned eco-friendly classification: Pb-Free (RoHS) or Pb-Free (RoHS Exempt) or Green (RoHS & no Sb/Br) - please click on the Product Content Details "View" link in the table above for the latest availability information and additional product content details.

    If the information you are requesting is not available online at this time, contact one of our Product Information Centers regarding the availability of this information.

    Technical Documents

    Most useful technical documents for TPS2231 Help

    Datasheet

    Application Notes

    User Guides

    Solution Guides

    Tools & Software

    NamePart # Company Tool / Software Type
    TPS2231 Evaluation ModuleTPS2231EVMTexas InstrumentsDevelopment Boards/EVMs

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    TPS51125 Dual-Synchronous, Step-Down Controller with Out-of-AudioT Operation and 100-mA LDOs NON-ISOLATED SWITCHING DC/DC REGULATORS-DC/DC CONTROLLERS (EXTERNAL SWITCH) TI customers also evaluated this product.
    TPS54231 2A, 28V Input, 570 kHz Step Down SWIFT™ DC/DC Converter with Eco-Mode ™ DC/DC CONVERTERS (INTEGRATED SWITCH)-STEP-DOWN REGULATORS TI customers also evaluated this product.
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