Answered

• TPS61022EVM-034: Input voltage noise

  

  Shunsuke Yamamoto

  Resolved

  Part Number: TPS61022EVM-034 Hi team, My customer has concerned about the input noise of TPS61022EVM. Before connecting the power supply to the EVM, There is no noise on the output of power supply. But there is input voltage noise on the EVM when the…

  • Resolved

  • 2 months ago
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Answered

• TPS61022EVM-034: Detailed PCB Layout information

  

  Satoshi

  Resolved

  Part Number: TPS61022EVM-034 About Layout information of TPS61022EVM, User's guide is detailed only top layer and bottom layer. Is there information of inner layer? And, please let me know about substrate thickness for every layer. Best regards…

  • Resolved

  • over 3 years ago
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• TPS61022EVM-034: TPS61022EVM-034: Efficiency is too low.

  

  Katherine Armitage

  Part Number: TPS61022EVM-034 Other Parts Discussed in Thread: TPS61022 Hi, I am testing with the TPS61022EVM in preperation of using the TPS61022 in a design. I am testing ultra low power mode and I am seeing efficiencies in the low 80% instead…

  • over 5 years ago
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Answered

• TPS61022EVM-034: Enable issue when the load current is above 0.6Amp

  

  Kawa Amin

  Resolved

  Part Number: TPS61022EVM-034 Other Parts Discussed in Thread: TPS61022 Hi, I can not enable DC DC when I have the load current more than 0.6A. I use RIGOL DC-load? Reg, Kawa

  • Resolved

  • over 4 years ago
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Answered

• TPS61022EVM-034: We modify the EVM for 3 ~ 4.1V input and output 4.26V, however the efficiency is not good, can you help review our circuit ?

  

  PYTsai

  Resolved

  Part Number: TPS61022EVM-034 HI We modify the EVM for 3 ~ 4.1V input and output 4.26V, however the efficiency is not good, can you help review our circuit ? Below is our test result

  • Resolved

  • over 6 years ago
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Answered

• TPS61023: INPUT VOLTAGE 1V IOUT=?

  

  kwon

  Resolved

  Part Number: TPS61023 Other Parts Discussed in Thread: TPS61022 , TPS61022EVM-034 Hi. Looking at the datasheet 1PAGE, VIN=0.5V ~ 5.5V. 6PAGE FIGURE 6-3, which indicates that the output power current can be 1A or higher when VIN = 1.8V - 4.2V. …

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  • over 2 years ago
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Answered

• RE: TPS61178EVM-792: Could not make the design for 5V/3A out

  

  Fergus He

  Resolved

  Hi Cindy, 1. Could you please provide a waveform when you add loads? One of the possible reasons may be the low input voltage. I guess the device trigs its UVLO 2.6V when you load, so the device keeps on and off and output looks abnormal. 2. TPS61178…

  • over 2 years ago
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• RE: TPS61022: Enable with Vin == 0.5V && Vout == 3.3V?

  

  Bill Gray

  Zack, Thanks for your response. I read the Application Note you linked thoroughly. Then I read and re-read the spec sheets to see if my thinking on this issue was flawed, and I found that the spec sheets were a bit ambiguous, but seemed to indicate…

  • over 5 years ago
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• TPS61022: No over-current protection?

  

  Andrew V

  TI Thinks Resolved

  Part Number: TPS61022 We had several TPS61022 failures in our prototype boards and in order to isolate the problem, conducted a simple lab experiment with two eval boards TPS61022EVM-034. Modification included setting the output voltage to 5.45V by replacing…

  • over 6 years ago
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• RE: TPS61022: TPS61022 in parallel with a ultra low Power StepUp

  

  Wenhao Wu

  Hi Andreas, I have tested the case in your application. See the attached slides. Anymore questions please let me know. Thanks! -Wenhao Parallel Operation.pptx

  • over 4 years ago
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