Answered

• TPS4811-Q1: TPS4811-Q1

  

  Audrius Ramaskevicius

  Resolved

  Part Number: TPS4811-Q1 Tool/software: What is the resolution, I have the same issue?

  • Resolved

  • 2 months ago
  • Power management
  • Power management forum

• TPS4811-Q1: Resistors added between PD/PU to SRC

  

  Manu Chang

  TI Thinks Resolved

  Part Number: TPS4811-Q1 Tool/software: Hi Team, My customers are using TPS48110-Q1 with adding a 100kohm resistor between the PD & PU pin (PD connected with PU) and SRC pin, this resistor is meant to consume the left voltage on the Cgs of the external…

  • 17 days ago
  • Power management
  • Power management forum

• TPS4811-Q1: Oscillations during turn-on ramp

  

  Ariel Berman

  Part Number: TPS4811-Q1 Tool/software: During a turn on ramp of ~12 ms, we are seeing oscillations in the gate and source voltage. At heavier loads, the circuit does not fully complete its turn-on ramp. See scope captures below: What could be causing…

  • 1 month ago
  • Power management
  • Power management forum

• TPS4811-Q1: TPS4811-Q1 overcurrent protection issue

  

  Vayne Li

  Part Number: TPS4811-Q1 Tool/software: Hi Teams, The customer used TPS48110AQDGXRQ1 for testing on their board, and their application is an automotive domain controller. During the testing process, it was found that the IC could not work after reaching…

  • 3 months ago
  • Power management
  • Power management forum

• TPS4811-Q1: Random, short MOSFETs interrupts using TPS48111 driver

  

  Nikolai

  Part Number: TPS4811-Q1 Tool/software: Hello everyone here, this is my first time in a E2E forum, initially i was seeking for any solution for random FET failures with TPS48111 driver and 2 days ago I found this thread which is also mostly describes…

  • 1 month ago
  • Power management
  • Power management forum

• TPS4811-Q1: TPS48110

  

  Francesco Da Re

  TI Thinks Resolved

  Part Number: TPS4811-Q1 Other Parts Discussed in Thread: LMP8645HV Tool/software: Hy, I use a TPS48110 in a charge / discharge circuit for ION battery (see the attachment). OP_OV signal is not used, R6 is NOT mounted. Looking at data-sheet, Figure 8-1…

  • 2 months ago
  • Power management
  • Power management forum
Answered

• TPS4811-Q1: Input Capacitance and Inrush Current

  

  Martin Babl

  Resolved

  Part Number: TPS4811-Q1 Tool/software: Hello, We have a board that has 1.5 mF input capacitance. We are using the TPS4811 with a Vishay SQJQ184E Mosfet to manage the power input to the board. Nominal voltage is 28 V, over voltage threshold is set to…

  • Resolved

  • 1 month ago
  • Power management
  • Power management forum

• TPS4811-Q1: TPS48111LQDGXRQ1 IN_P and INP_G internal pull down resistor value

  

  Roy Chan

  TI Thinks Resolved

  Part Number: TPS4811-Q1 Tool/software: Hi Experts: We would like design TPS48111LQDGXRQ1 would like to know what's the max pull down resistance value of both IN_P and INP_G pins ? thank you Roy

  • 1 month ago
  • Power management
  • Power management forum
Answered

• TPS4811-Q1: The voltage between CS+ pin and CS- pin exceeds recommended value.

  

  Shunsuke Yamamoto

  Resolved

  Part Number: TPS4811-Q1 Tool/software: Hi team, My customer plans to use the overcurrent detection function in TPS4811-Q1. In my customer's usecase, the voltage between CS+ pin and CS- pin exceeds the maximum recommended voltage which is 200mV. Are there…

  • Resolved

  • 1 month ago
  • Power management
  • Power management forum

• TPS4811-Q1: INP and INP-G specs

  

  Zoey Wu

  TI Thinks Resolved

  Part Number: TPS4811-Q1 Tool/software: Hi team could u kindly help to tell the specific resistance of the internal pre charge FET of INP and INP-G? Thanks

  • 2 months ago
  • Power management
  • Power management forum

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