• LM3880-Q1: LM3880-Q1: Required logic Levels

  

  Nivethitha Harikrishnan

  TI Thinks Resolved

  Part Number: LM3880-Q1 For LM3880-Q1, please share the logic levels VIH and VIL for enable pin and FLAG out pins VOH. For FLAG out pins VOL is provided as 0.4V in datasheet.

  • 20 days ago
  • Power management
  • Power management forum
Answered

• LM3880-Q1: t_enable_delay resut

  

  Juha Pajunen

  Resolved

  Part Number: LM3880-Q1 Tool/software: Hi, On datasheet page of 10 there is a Equation 1 that is used for t_enable_delay. What is the result of calculation - is it ns or ms? Also can you give an example of calculation with "common" Cen calue. …

  • Resolved

  • 5 months ago
  • Power management
  • Power management forum

• LM3880-Q1: LM3880QMF-1AC/NOPB

  

  GOPIKA S G

  TI Thinks Resolved

  Part Number: LM3880-Q1 Tool/software: How is the delay set between FLAG1, FLAG2, and FLAG3 in the LM3880QMF-1AC/NOPB Is the CEN( Cenable) capacitor need to be placed in Enable pin to set the delay between the flags

  • over 1 year ago
  • Power management
  • Power management forum

• LM3880-Q1: Different part number difference

  

  Jessica Wu74

  TI Thinks Resolved

  Part Number: LM3880-Q1 Hi Team, Could you please kindly help to check what is the difference between -1AA; -1AB;-1AC;-1AD;-1AE;-1AF? Thanks a lot for your support to confirm. Best regards Jie

  • over 2 years ago
  • Power management
  • Power management forum
Answered

• LM3880-Q1: maximum pull up resistor for LM3880-Q1

  

  YY

  Resolved

  Part Number: LM3880-Q1 Other Parts Discussed in Thread: LM3880 Hello team, My customer wants to decrease quiescent current at standby situation for LM3880-Q1. LM3880-Q1 output should be 'L' at standby. So, The current is needed not only LM3880-Q1…

  • Resolved

  • over 6 years ago
  • Power management
  • Power management forum
Answered

• LM3880-Q1: About the sequence of LM3880-Q1(Use LM3880-Q1 in cascade)

  

  Noritomo Harukawa

  Resolved

  Part Number: LM3880-Q1 Other Parts Discussed in Thread: LM3880 Q1. Customers use the LM3880-Q1 in cascade. *For the circuit configuration, refer to the attached file "circuit diagram". When EN changes like attached file, 1)LM3880-Q1 Sequence-1 2)LM3880…

  • Resolved

  • over 8 years ago
  • Power management
  • Power management forum
Answered

• LM3880-Q1: Logic Bearing Device?

  

  Go Bravos

  Resolved

  Part Number: LM3880-Q1 Team, Is the LM3880QMF-1AE/NOPB logic bearing? I believe the reason for this question is because if it is programmable then there is a supply chain risk that my customer needs to manage/mitigate. Thank you.

  • Resolved

  • over 6 years ago
  • Power management
  • Power management forum

• LM3880-Q1: LM3880QMFE-1AE/NOPB ESD Rating

  

  Ivan Feng1

  TI Thinks Resolved

  Part Number: LM3880-Q1 Hi Sirs, Sorry to bother you. Could you help provide LM3880QMFE-1AE/NOPB ESD CDM value for us ? Thanks!! ESD-HBM : ESD-MM : ESD-CDM : ESD Report or Evidence (Y/N) : Pass/Fail :

  • over 6 years ago
  • Power management
  • Power management forum

• LM3880-Q1: Minimum EN low time before normal power up timing sequence

  

  Gerald Horgan

  TI Thinks Resolved

  Part Number: LM3880-Q1 What is the minimum EN low time needed to ensure that the power up sequence is done with the proper timing? In other words, if I have a 10 ms sequence 1 device (timing designator AA) and EN is low for 30 ms to ensure a normal power…

  • over 5 years ago
  • Power management
  • Power management forum
Answered

• LM3880-Q1: About the EN and power down sequence of LM3880-Q1

  

  Noritomo Harukawa

  Resolved

  Part Number: LM3880-Q1 Other Parts Discussed in Thread: LM3880 I would like to confirm the power down sequence of the LM3880-Q1. It is described on page 11(7.3.2 Incomplete Sequence Operation) of the LM3880-Q1 datasheet as follows. --------------…

  • Resolved

  • over 8 years ago
  • Power management
  • Power management forum

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