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  • TPS65186: damage case

    TI Thinks Resolved
    Part Number: TPS65186 Other Parts Discussed in Thread: TPS65185 We have a board with TPS65186 on it. Before TPS65186 power on , the VCOM pin have -100mV of Vlotage form other pcb circuit. And than the TPS65186 is damaged。 Can you tell me -100mV of Vlotage on …
    • Answered

  • TPS65186: TPS65186 VN not regulated

    Resolved
    Part Number: TPS65186 Other Parts Discussed in Thread: TPS65185 Hello, I have made a board that uses TPS65186. I can read & write the register via i2c protocol, and I can activate it by ENABLE register(I tried PWRUP pin also). but all power rail not…
    • Resolved

  • RE: TPS65186: register default value is not same with datasheet

    Hi, As it has been several weeks without a response, I will be closing this thread. If you have any additional questions, feel free to post at any time. Thanks, Gerard

  • TPS65186: TPS65186 not turning ON

    TI Thinks Resolved
    Part Number: TPS65186 Other Parts Discussed in Thread: TPS65185 Hello, recently I have made the circuit for TPS65186, I followed most of the design guide given in documentation of EVM of TPS65185. So far all my circuit is good, except for it does not…
    • Answered

  • TPS65186: Power up/down sequence between Vbattery and VIN3P3

    Resolved
    Part Number: TPS65186 Hi Are there any rules for the power up/down sequence between Vbattery(VIN, VIN_P, VB_SW) and VIN3P3? VIN3P3 is also used for I2C pullup, PG pullup and INT pullup. Customer inputed VIN3P3 firster than Vbattery. At this time, they…
    • Resolved

  • TPS65186: TPS65185 about the purpose of the discharge pins

    TI Thinks Resolved
    Part Number: TPS65186 Other Parts Discussed in Thread: TPS65185 HI, I am designing an e-paper display using TPS65185. But due to I2C address clash with another IC in the mother board I am moving to TPS65186. On comparison between the two ICs I found a…

  • TPS65186: chip does not come up when PWRUP pin is pulled high.

    Part Number: TPS65186 I have created a PCB with the reference design from the data sheet. Although the chip wakes up and can communicate through the I2C, I cannot get it to power up the supplies. When PWRUP is pulled high, the oscillator begins running…

  • TPS65186: Asking for solution to replace MAX17135

    TI Thinks Resolved
    Part Number: TPS65186 Other Parts Discussed in Thread: TPS65185 Hi Team, Customer would like do E paper application. Originally we propose TPS65186 to replace the MAX17135. However, TPS65186 PMIC spec, it can boost max 16v for VPOS function. TPS65186 cannot…

  • TPS65186 VCOM fault

    Other Parts Discussed in Thread: TPS65186 Hello, I am trying to power up the TPS65186 epaper power chip but any time I try to power up the rails I get a VCOM fault (INT2 register has bit 2, the 3rd bit, set). I measure voltage on VCOM and it is around…

  • TPS65186 diode problem.

    Other Parts Discussed in Thread: TPS65186 I will use TPS65186 for e-ink panel but I have a problem. I don't understand type of diode. This diode connected to VB_SW pin and VN_SW pin. Is this diode schottky or zener?

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