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Showing 229 results View by: Thread Post Sort by
  • TLV1117: what is inner feedback design of fixed TLV1117? it has inner divider or it has different inner reference voltage?

    Yang Qin2
    Yang Qin2
    Part Number: TLV1117 As to fixed version of TLV1117, whether it uses inner divider resistors or it has different inner reference? if customer wants to use TLV1117-50 5V fixed output LDO as 12V output voltage LDO, how to realize it? could they add one…
    • over 7 years ago
    • Power management
    • Power management forum
  • RE: TLV1117: TLV1117c output problem

    Gerard Copeland
    Gerard Copeland
    Hi Drashti, I understand that you are choosing R1 and R2 to configure the TLV1117 for 3.3 V and 5 V, but you mentioned you are not getting the desired output. What output voltages are you measuring instead? Please also confirm that your load current…
    • over 6 years ago
    • Power management
    • Power management forum
  • TLV1117-33 and TLV1117-50 capacitor selection

    Hikmet Tekin8
    Hikmet Tekin8
    TI Thinks Resolved
    Other Parts Discussed in Thread: TLV1117 Hi All, I will going to use TLV1117 for 3.3V regulation and 5V regulation. I checked the datasheet and could not figure out the capacitor values. I found some example circiut on web and they used ceramic caps…
    • over 9 years ago
    • Power management
    • Power management forum
  • RE: TLV1117 output issue

    leroy wu
    leroy wu
    Vin circuit Vin / 3.3V / 1.8V : and I used IC type : TLV1117-18IDCY (T5) TLV1117-33IDCY(TV) The ADJ/GND pin Connect to GND ~ it OK?
    • over 7 years ago
    • Power management
    • Power management forum
  • RE: TLV1117-33: Voltage conversion time

    Gerard Copeland
    Gerard Copeland
    Hi, By voltage conversion time I assume you are referring to the startup time of these regulators. 1. The TLV1117 startup should be similar to the LM1117 shown in the following E2E thread. The time delay is slightly more than 0.5 ms. https://e2e…
    • over 7 years ago
    • Power management
    • Power management forum
  • Answered
  • RE: WEBENCH® Tools/TLV1117-33: Discrete values

    Eric.Preiss
    Eric.Preiss
    Resolved
    Hi Vishwajit, TLV1117 is capable of 0.8 A output current. The current limit could activate at 1 A output current. If you need 1 A, you should choose another regulator rated for 1 A or higher. The TLV1117-33 is a fixed 3.3 V output regulator, so…
    • over 7 years ago
    • Power management
    • Power management forum
  • TLV1117: tlv1117ADJ output problem

    Xiao Zhu2
    Xiao Zhu2
    TI Thinks Resolved
    Part Number: TLV1117 Hello Team My custoner is using tlv1117ADJ. 12V->5V. The schematic is as follow. and the output wave is as following: If add more large value capitor, it will be ok. Is it
    • over 8 years ago
    • Power management
    • Power management forum
  • TLV1117: TLV1117ADJ output problem

    Xiao Zhu2
    Xiao Zhu2
    TI Thinks Resolved
    Part Number: TLV1117 Hello Team My custoner is using tlv1117ADJ. 12V->5V. The schematic is as follow. and the output wave is as following: If add more large value capitor, it will be ok. if it have relationship with ESR? If yes, how to caculate…
    • over 8 years ago
    • Power management
    • Power management forum
  • RE: TLV1117: how to understand junction-to-ambient thermal resistance?

    Gerard Copeland
    Gerard Copeland
    Hi Bill, Rja compared to Rjc will vary depending on the package. The DCY (SOT-223) and other similar packages like the DBV (SOT-23) can have very poor thermal characteristics and Rja > Rjc due to their small package size and lack of a thermal pad.…
    • over 7 years ago
    • Power management
    • Power management forum
  • RE: TINA/Spice/TLV1117: Do we have available spice model?

    Abhishek Tripathy
    Abhishek Tripathy
    Hi Alfred, Unfortunately we do not have a model for this device presently. I suggest you to go for either of the following options. 1. You may either suggest your customer another compatible device whose model is available. For this, the following…
    • over 7 years ago
    • Simulation, hardware & system design tools
    • Simulation, hardware & system design tools forum
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