• TPS7A39: Only use negative LDO of TPS7A39

  

  Yishan Chen

  TI Thinks Resolved

  Part Number: TPS7A39 Other Parts Discussed in Thread: TPS723 Hi Team, Customer want to only use the negative LDO of the TPS7A39. Do we need to power the INP? Because I see the bandgap reference is powered by the INP. Could they only provide power…

  • 8 months ago
  • Power management
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• TPS7A39: TPS7A39 to power 250mA load

  

  Jak Goyibov

  Part Number: TPS7A39 Tool/software: Hi, I am trying to use this TPS7A39 LDO voltage regulator for my design to power 250mA load. The first page on this datasheet it shows 150mA is the output current but in Electrical Characteristics table it shows current…

  • over 1 year ago
  • Power management
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• TPS7A39: Enable Threshold vs Temperature

  

  Amit Gade

  Part Number: TPS7A39 Hi, We are using the TPS7A39 in our design for below opertation conditions Vin= +5V and -5V and Vout= +2.5V and -2.5V, Iout = 30mA each channel. We shorted and both output of this regulator to see the maximum temp rise on this…

  • 1 month ago
  • Power management
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• TPS7A39: External reference for TPS7A39

  

  Shamsi Ismayilov

  Part Number: TPS7A39 Tool/software: Hello, We are planning to use an LDO TPS7A3901DSCT in our new design. We want to use an external precise reference instead of an internal reference. As we understand from the datasheet the external reference could…

  • over 1 year ago
  • Power management
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• TPS7A39: Inquiry regarding recommendations for TI replacements for the LT3097

  

  JH Shin

  TI Thinks Resolved

  Part Number: TPS7A39 Hello, My customer is looking for a TI replacement for the LT3097. Please recommend a TI replacement for the LT3097. Due to space limitations, a dual-channel positive & negative product is required. Thank you.

  • 5 months ago
  • Power management
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• TPS7A39: TPS7A39

  

  Prashanth Pai B Pai

  TI Thinks Resolved

  Part Number: TPS7A39 Tool/software: Ti Team, Planning to use TPS7A39 dual regulator.We need +5V at OUTP (pin10) and -5V at OUTN (Pin 6). Below is the questions: 1.Do I need to give +12V @INP (Pin 1) and -12V @INN(Pin 5) ? 2.If I give +12V @INP…

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

• TPS7A39: need a power stage, vin 24v , vout +-15v

  

  Chen Alex1

  TI Thinks Resolved

  Part Number: TPS7A39 Tool/software: hi sir we need a power stage which vin 24v, vout +-15v TPS7A39 is a right solution? thanks

  • over 1 year ago
  • Power management
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• TPS7A39: Questions of TPS7A39

  

  Jimmy Lai

  TI Thinks Resolved

  Part Number: TPS7A39 Dear Team, Do we have suitable solution can replace TPS7A3901DSCR? because lead time of this one is too long...(We need supply better than this one) Many Thanks, Jimmy

  • over 3 years ago
  • Power management
  • Power management forum

• TPS7A39: TPS7A39 Simulation fails to converge when loaded

  

  Roger Brooks

  Part Number: TPS7A39 I have put together a simple bipolar power supply base on the application notes in the TPS7A39 datasheet. The PSpice simulation works fine as long as the output is unloaded, but I would like to add components to the output to see…

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

• TPS7A39: Only negative voltage needed.

  

  Tomasz Jastrzebski

  Resolved

  Part Number: TPS7A39 Tool/software: Hi TI, I only need negative voltage output. What should I do with OUTP and FPB pins? Can I leave them floating? Are there any better options than TPS7A39 to provide -0.2V voltage? TPS72301 is not an option since…

  • Resolved

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

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