Answered

• TPS7A33: TINA simulation is not working when float its ground

  

  Jingquan Zhu

  Resolved

  Part Number: TPS7A33 Tool/software: hi team i use TPS7A33 to design a high minus power filter via float its ground. Vin = -50V, output -48V. in circuit battery only set to 0, it works. set +/-V will not work. why? please help. Low side LDO.TSC

  • Resolved

  • 3 months ago
  • Power management
  • Power management forum
Answered

• TPS7A33: pre-bias startup with 0.6V

  

  Given Ding

  Resolved

  Part Number: TPS7A33 Hi Team, just want to check if there is 0.6V on Vout before start up. Will it affect normal start up? Thanks. BRs Given

  • Resolved

  • 5 months ago
  • Power management
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• TPS7A33: Output behaviour when in disabled state.

  

  GrahamH

  TI Thinks Resolved

  Part Number: TPS7A33 Hello. I'm trying to interpret Figure 28 of the datasheet which seems to show a positive output when the regulator is in the disabled state. I am assuming that the central grid line is 0V. Is this the effect of some external circuitry…

  • 6 months ago
  • Power management
  • Power management forum

• TPS7A33: TPS7A3301RGWT Layout Review

  

  Shyam Daram

  TI Thinks Resolved

  Part Number: TPS7A33 Other Parts Discussed in Thread: TPS63710 Hi, Below is my schematic arround TPS7A3301RGWT for my custom board, i have tried to maximum follow the EVK But still i wish to know if there are any flaws in my layout Kindly have a look and…

  • 11 months ago
  • Power management
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• TPS7A33: abnormal 24V connect to Vout caused IC damaged

  

  Haiwen Huang

  TI Thinks Resolved

  Part Number: TPS7A33 Dears: Customer happen to connect 24V to TPS7A3301 Vout, then IC was damaged. Could you please help advise how to add protection in this PIN? Or Do we have other LDO can support this application? Thanks.

  • 11 months ago
  • Power management
  • Power management forum
Answered

• TPS7A33: Replacement for the TPS7A3301RGWR?

  

  Juan Camilo Peña Arias

  Resolved

  Part Number: TPS7A33 Hello, could you recommend an alternative product for the TPS7A3301RGWR, which is pin compatible and has the same package. Thanks and regards. Juan Camilo Peña A.

  • Resolved

  • over 1 year ago
  • Power management
  • Power management forum

• TPS7A33: ESD protection method for the TPS7A33

  

  Zeyu Li

  TI Thinks Resolved

  Part Number: TPS7A33 Hi, I am using TPS7A33 to generate -15 V from -16.5 V. The issue I met is the chip would fail consistently after a long term working. The output shows 0.65 V after the failure happen. In the data sheet, I found that the chip could…

  • over 2 years ago
  • Power management
  • Power management forum
Answered

• TPS7A33: Part Marking Missing from TI Database

  

  Andrew Daniel

  Resolved

  Part Number: TPS7A33 Hello, Will you please confirm part marking PPQQ is TPS7A3301KC? The TI part marking lookup tool doesn't include PPQQ in the database. Thank you,

  • Resolved

  • over 1 year ago
  • Power management
  • Power management forum
Answered

• TPS7A33: Table 2 in the datasheet

  

  Oba

  Resolved

  Part Number: TPS7A33 Hello, I have several questions for Table 2, Suggrestiged Resistors For Common Voltage Rails, in the datasheet(SBVS169D) of TPS7A33. When R1 = 0 ohm and R2 = Open case, the table says that VOUT = -1.171V. But NOM VREF value should…

  • Resolved

  • over 2 years ago
  • Power management
  • Power management forum
Answered

• TPS7A33: Maximum voltage on NR/SS pin for the capacitor selection

  

  Oba

  Resolved

  Part Number: TPS7A33 Hello, My customer is desiging TPS7A33 circuit and need the maximum voltage on NR/SS pin to select the capacitor for this pin. Could you tell me it? Regards, Oba

  • Resolved

  • over 2 years ago
  • Power management
  • Power management forum

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