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Showing 7 results View by: Thread Post Sort by
    Answered
  • LP3988: Can Power Good (PG) really not go above VDD?

    awseg464ytgaw4gawv
    awseg464ytgaw4gawv
    Resolved
    Part Number: LP3988 When I look at the Absolute Maximums section, it says that PD must be the lesser of VIN + 0.3 V or 6 V. Is actually this correct? This seems unusual for an open-drain power-good output, that it can't go above the input rail.
    • Resolved
    • over 2 years ago
    • Power management
    • Power management forum
  • LP3988-load capacitance clarification

    Jeyalakshmi Kanniah1
    Jeyalakshmi Kanniah1
    Other Parts Discussed in Thread: LP3988 Hi, I am going to use the LP3988 device for my new design. In LP3988 datasheet, they have given the output capacitance is 1uf(typ) to 20uf(max). My question is,the output rail capacitance(including other device decap…
    • over 10 years ago
    • Power management
    • Power management forum
  • Answered
  • TPS745: Is the device ok with surge from photodiode

    David Huang
    David Huang
    Resolved
    Part Number: TPS745 Other Parts Discussed in Thread: LP3988 , , TPS7A25 , TPS7A20 , TPS7A90 Hi Team I have a customer asking me if we have any solution that supports the photodiode application with the following electrical requirements. 3.3V-2.8V, 115mA(LDO…
    • Resolved
    • over 3 years ago
    • Power management
    • Power management forum
  • REG113: ESD specification of REG113EA-3.3/2K5

    Jason Ciou
    Jason Ciou
    TI Thinks Resolved
    Part Number: REG113 Other Parts Discussed in Thread: LP2950-N , TPS719 , TLV717P , LM9076 , LP5900 , TLV766-Q1 , TPS746-Q1 , LP3988 , LP3981 , TPS745-Q1 , LP2986 , TPS794 , , LP2989 , TLV707 , TLV733P , TPS785-Q1 , TPS7A60-Q1 , LMS1585A , LP3872 Hi team, My customer want…
    • over 3 years ago
    • Power management
    • Power management forum
  • Answered
  • BQ2970: BQ29707 , protection circuit

    Hyukjun Im
    Hyukjun Im
    Resolved
    Part Number: BQ2970 Other Parts Discussed in Thread: TIDA-00669 , LP3988 , TPS63051 I made a test board by TIDA-00669 schematic. I measured the voltage and got V_ab :-2.8 , V_ac : 1.15, V_bc : 3.95. I connected a regulator lp3988 at point d and it did not…
    • Resolved
    • over 6 years ago
    • Power management
    • Power management forum
  • Answered
  • LP3988IMFX-2.85 Questions

    Richard Elmquist
    Richard Elmquist
    Resolved
    Other Parts Discussed in Thread: LP3988 I have a customer who wants to level shift the OFF conditions on the LP3988IMFX-2.85 and he needs to know the values of the internal resistor R1 and R2. Do we have these values? Thanks for your help with this! Richard…
    • Resolved
    • over 8 years ago
    • Power management
    • Power management forum
  • Answered
  • PG (power good) on low EN (chip disable)

    Vladimir  Aparin
    Vladimir Aparin
    Resolved
    Other Parts Discussed in Thread: LP3988 What will be on PG (power good) on LP3988IMF-3.0/NOPB when EN is low (Chip is disabled) and Vin < 90%? On block scheme in datasheet PG is not depend on EN.
    • Resolved
    • over 11 years ago
    • Power management
    • Power management forum

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