Search tips
Showing 21 results View by: Thread Post Sort by
    Answered

  • TPS2541: TPS2541 power renegotiation when ILIM_SEL changes

    Resolved
    Part Number: TPS2541 Other Parts Discussed in Thread: TPS2547 , TPS2544 , TPS2546 , TPS2543 , TPS2540 Hello, I am working on a USB charger design as a Dedicated Charging Port (DCP). I would like to have two different charging currents and be able to change…
    • Resolved
    • Answered

  • TPS2541: Are the Data+ and Data- lines passed straight through the device if it is in SDP mode?

    Resolved
    Part Number: TPS2541 Hi All, My team is designing a 4-port USB hub that supports BC v1.2 battery charging modes. Each downstream port will have a TPS2541 to control port power. Because the hub controller I'm using will handle any battery charging handshake…
    • Resolved

  • TPS2541 output Cap question

    Other Parts Discussed in Thread: TPS2541 Hi, As in our datasheet, the output cap is 150uF. Can we use a smaller cap for this? How to choose the value of the cap?

  • Asking for the TPS2541 CDP setting for ILIM

    Other Parts Discussed in Thread: TPS2541 Hi Team, Customer would like to check the following condition for CDP mode. 　 CTRL1 CTRL2 CTRL3 ILIM_SEL 　 CTRL1 CTRL2 CTRL3 ILIM_SEL Standby H H H L Normal H H H H If customer…

  • TPS2541: Can read from a USB Stick but cannot enumerate an iPad

    Part Number: TPS2541 Other Parts Discussed in Thread: TUSB211 We have a hardware design using the TPS2541. The CTRL pins are all pulled high. I am using a modified USB cable to connect from a port on my laptop to our hardware. Only the data pins from…

  • RE: USB Charging Detectors TPS2540, TPS2541, TPS2543, TPS2511

    Hi Eric, This is philippe.bourgault@elsys-design.com Regards, Philippe.

  • Asking for the TPS2541 VBUS drop issue during mode change

    Other Parts Discussed in Thread: TPS2546 Hi Team, Customer would like to change the mode from standard downstream mode to DCP, so they change the CTL by GPIO. However, they found the VBUS voltage drop. How to prevent the voltage drop during mode change…

  • Asking for the TPS2541 SDP and CDP standby power consumption and ILIM behavior

    Other Parts Discussed in Thread: TPS2541 Hi Team, Could you help for the following questions? what is CDP mode and DCP mode standby power consumption? Are the power consumption same? the design has no mode change (CDP mode). Will the voltage drop on VBUS…

  • Asking for the TPS2541 SDP can support 1.5A or not by changing Rlimit resistor?

    Other Parts Discussed in Thread: TPS2541 Hi Team, Customer used TPS2541. Please help for the questions. 1. Can TPS2541 support higher current to 1.5A by changing Rlim resistor under SDP mode(0.5A)? Thanks, Scott

  • Samsung Galaxy Tab does not show charging when TPS2541 is configured in CDP mode.

    Other Parts Discussed in Thread: TPS2541 , TPS2546 We are designing a product that uses an Freescale iMX28 with USB Host connected to a TPS2541 configured in CDP (Charging Downstream Port) mode. The Samsung Galaxy Tablet (SM-T705Y) plugs into our products…

Didn't find what you are looking for? Post a new question.