• LM34927: LM34927 over current protection issue

  

  zl y

  Part Number: LM34927 The figure shows the startup process of LM34927. Since LM34927 does not have a soft-start function, the startup process will trigger overcurrent limiting. However, why does the turn-off time vary in duration? The shorter off-time…

  • 2 months ago
  • Power management
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• LM34927: a

  

  zhang zhen

  a

  • 2 months ago
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• LM5017: LM34927 difference , Fly buck feature

  

  Amber Si

  TI Thinks Resolved

  Part Number: LM5017 Other Parts Discussed in Thread: LM34927 Tool/software: Hi team, I found LM5017 and LM34927 is P2P and almost same spec. What difference between the two device? and which one you prefer to recommend? I also found they both have…

  • over 1 year ago
  • Power management
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Answered

• LM34927: RON power loss calculation

  

  Roy Hsu

  Resolved

  Part Number: LM34927 Hi Team, May I know what's the recommended resistor size for RON? Because in EVM it use 0805 size, could you let me know how I can know the current flow through RON to calculate the voltage across it and power consumption? If…

  • Resolved

  • over 1 year ago
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Answered

• LM34927: switching frequency

  

  Mia Ma

  Resolved

  Part Number: LM34927 Hi team, For our LM34927, we have a confusing item. We have description that our switching frequency is relatively constant with line regulation and have following formula. However, when we run a simulation, the frequency…

  • Resolved

  • over 2 years ago
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Answered

• LM34927: UVLO resistor limit and shutdown/standby mode comparison

  

  Roy Hsu

  Resolved

  Part Number: LM34927 Hi Team, I have 2 questions about LM34927, could you help me? 1. Is VCC regulator enable or disable the only different between shutdown mode and standby mode? 2. Is RUV2 & RUV1 have any resistance limit? And what's the resistance…

  • Resolved

  • over 1 year ago
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• LM34927: LM34927 replacement part

  

  Conor

  TI Thinks Resolved

  Part Number: LM34927 Other Parts Discussed in Thread: LM34926 , LM5017 , LM5018 , LM5161 Hi, I am using the WSON package of LM34927. From the viewpoint of IC availability, we are considering replacement with P2P. Is it okay to assume that all of the…

  • over 3 years ago
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• LM34927: LM34927 alternative part

  

  user5329043

  TI Thinks Resolved

  Part Number: LM34927 Other Parts Discussed in Thread: LM34926 , Hi, TI guys. In our design we used LM34927 as AUX power core chip. And can we also use LM34926 as a backup part as you know the semiconductors supply is quite tight these days. I mean,…

  • over 4 years ago
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• LM34927: Questions about the design of the LM34927

  

  YO

  TI Thinks Resolved

  Part Number: LM34927 I would like to ask you two questions about the LM34927. Question ① See No. 8.2.1.2.1 on page 17 of the data sheet "If the secondary (isolated) output voltage is significantly higher or lower than the primary output voltage, a turns…

  • over 4 years ago
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• LM34927: LM34927 drop and replace LM5017

  

  Eric Lai

  Part Number: LM34927 Other Parts Discussed in Thread: LM5017 , Hi Expert, Due to supply shortage issue, the engineer will set the LM34927 as second source of LM5017. Pls advice whether we can make no change from same design between them. The design…

  • over 4 years ago
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