• LMZ31710: VADJ short to GND

  

  Yuxi Liu(Tony)

  Part Number: LMZ31710 Hi TIer My customer use LMZ31710 in many project. My customer use 80 pieces of the LMZ31710 on a new project and found that 30 pieces have no output. We discovered that the Vadj pin is shorted to GND, and we are currently looking…

  • 1 day ago
  • Power management
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Answered

• LMZ31710: Inductor value used in LMZ31710

  

  Mangaraju Palepu

  Resolved

  Part Number: LMZ31710 Tool/software: Hi I need to know the value of inductor embedded inside LMZ31710, its current rating and what is the percentage of ripple current considered. Thank You, Raju

  • Resolved

  • over 1 year ago
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• LMZ31710: Minimum Output Capacitance Requirement

  

  Bharathkumar Kannan

  TI Thinks Resolved

  Part Number: LMZ31710 Hi, The datasheet mentions a minimum output capacitance of 500 uF for 0.6 - 0.8 V VOUT range. Does this mean only the local output capacitors or including the load side decaps? Thanks, Bharathkumar

  • 1 month ago
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• LMZ31710: Regarding EMI filter at the output of LMZ31710 to handle switching noise.

  

  Sahil Singh

  TI Thinks Resolved

  Part Number: LMZ31710 Other Parts Discussed in Thread: TPS84259 Tool/software: Hi, I have used LMZ31710 DC DC Convertor in one of my designs for 12V to 4V conversion. In this regard, kindly suggest EMI filters (IC), that can be used at the output of…

  • 11 months ago
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• LMZ31710: The LMZ31710 drops voltage during startup

  

  hongwei duan

  Part Number: LMZ31710 Tool/software: Hello, I have a project input 12V, output 1.8V, load 1A to 10A process, voltage drop after starting. I would like to inquire about the circumstances under which this problem may be caused.

  • over 1 year ago
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Answered

• LMZ31710: LMZ31710: Cin requirement

  

  Yuxi Liu(Tony)

  Resolved

  Part Number: LMZ31710 Tool/software: Hi TIer I see there some requirement with Cin in datasheet 7.3.4.2. I saw this non-ceramic capacitance was suggested to be added to improve the load adjustment rate, but my customer is using sensitive power…

  • Resolved

  • over 1 year ago
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• LMZ31710: Pull down on INH pin of LMZ31710

  

  Kumara Bhagavath

  TI Thinks Resolved

  Part Number: LMZ31710 Other Parts Discussed in Thread: TPS54020 Tool/software: Hi, I have used couple of LMZ31710 in my design. Power Good of first device is connected to INH pin of 2 nd device. I have noticed one strange behaviour. As per the datasheet…

  • over 1 year ago
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• LMZ31710: INH/UVLO for 10V

  

  Mangaraju Palepu

  TI Thinks Resolved

  Part Number: LMZ31710 Tool/software: Hi I have a input coming to LMZ31710. I want to use UVLO such that when the input is stable 10V then only my LMZ31710 should be active. If not it should disable the regulator can I do that. Regards, Raju

  • 11 months ago
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• LMZ31710: Formula to set desired Frequency, to choose RT Resistor.

  

  Mangaraju Palepu

  TI Thinks Resolved

  Part Number: LMZ31710 Tool/software: Hi Is there any formula to choose RT resistor for our desired switching frequency. Regards, Raju

  • 11 months ago
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• LMZ31710: How to use SENSE+ pin to boost output voltage to compensate IR drop

  

  Mangaraju Palepu

  TI Thinks Resolved

  Part Number: LMZ31710 Tool/software: Hi How to use SENSE+ pin to boost output voltage to compensate IR drop. what is the maximum value that I can boot. Can I connect sense+ trace to a decoupling cap via on power line ? Regards, Raju

  • 10 months ago
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