Other Parts Discussed in Thread: TPS2540A , TPS2540 , TPS2546 I'm using the TPS2540A in a charging application for a Type A USB port where there's also a Type C port that can connect to a laptop. The devices needing charged could be any laptop, phone…
Other Parts Discussed in Thread: TPS2540A My customer may not use the following pin.
Please tell me the pin disposal method.
<pin>
・DM_OUT(2pin)
・DP_OUT(3pin)
・DM_IN(11pin)
・DP_IN(10pin)
Other Parts Discussed in Thread: TPS61240 , TPS2540A , TPS2540 , TPS2543 , TPS2552 Hi,
We need manual control of standard downstream port current levels (100mA and 500mA) from our board which is a host (an Android USB accessory) which plugs into the…
Other Parts Discussed in Thread: TPS2540A , TUSB1210 Hi,
My customer evaluates the "TUSB1210 + TPS2540A" by the following circuit (circuit 1).
However, eye pattern does not open enough.
Is it correctable by a function of TPS2540A?
(The eye pattern…
Other Parts Discussed in Thread: TPS2540A , TPS2541A I'm looking for more information on the auto detect mode operation of the TPS2540A chips. The only info in the datasheet says that it has "a longer detach detection time, so that it can support certain…
Other Parts Discussed in Thread: TPS2540 , TPS2540A , TPS2546 Dear E2E members,
1. Merit of TPS2540
If there are specifications of TPS2540A, we think that there is not the need of TPS2540. Is our recognition wrong?
TPS2540A's datasheet says following…
Other Parts Discussed in Thread: TPS2540 , TPS2546 Help! I am clearly missing something. I copied the universal charger circuit from SLVA464C with a variable Rlim and created the attached circuit. I cannot get the charging current to exceed 500 mA. I…
Other Parts Discussed in Thread: TPS2540A , TPS2541A Hi,
I am using TPS2540A in auto detect mode and it work fine in all mobiles except Nokia smart phones (C7, X7, N series).
it not detect and not charging but some Nokia mobiles detect and charging…
From your description, the issue is cycling with non-USB compliant device. You might consider TPS2540A or TPS2541A. The TPS2540A/41A auto detect mode has a longer detach detection time, so that it can support certain unique non-compliant devices.
