Answered

• WEBENCH® Tools/LM5166: TINA Model (for frequency/Bode plot) Needed

  

  PY (Pengyu) Song

  Resolved

  Part Number: LM5166 Tool/software: WEBENCH® Design Tools Hi team, Is there a TI-Tina model available for frequency simulation (Bode plot) - LM5166? Thanks.

  • Resolved

  • over 4 years ago
  • Simulation, hardware & system design tools
  • Simulation, hardware & system design tools forum

• LM5166: LM5166Y Vout regulation

  

  Masayoshi Takahashi

  TI Thinks Resolved

  Part Number: LM5166 Hi team, I got 2 questions from the customer about Vout regulation of the LM5166Y as below. 1. Could you tell me what is the "Rising" and "Falling" mean in the figure 13? 2. The customer is using COT mode. The…

  • over 4 years ago
  • Power management
  • Power management forum

• LM5166: LM5166 output noise

  

  Paul Dye

  TI Thinks Resolved

  Part Number: LM5166 Hi, I have recently powered up a new PCB and have checked the stability of the 5V output. The design is the same as the Webench simulation. Cin and Cout are made up of MLCC caps. I expected the output ripple to be around 90mV but actually…

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

• LM5166: Vin< Vout

  

  Mat1980

  Resolved

  Part Number: LM5166 Hello Team, I wanted to check with you what happens if the output is set to 5V and the input is lower e.g. 4.2V. Will the device go into 100% duty cycle? Thanks! Mat

  • Resolved

  • over 4 years ago
  • Power management
  • Power management forum
Answered

• LM5166: Swicthing Frequency with COT mode

  

  user5122976

  Resolved

  Part Number: LM5166 Hi, Would you response below my question ? [Back Ground] Currently, I am designing 3.3V non-isolated regulator with LM5166YDRCR(COT mode). Then, I have simulated with LT spice to confrim swicthing behavior.(Spice Model "LM5166_TRANS…

  • Resolved

  • over 4 years ago
  • Power management
  • Power management forum

• LM5166: Inverting Buck Boost

  

  Shota Mago

  TI Thinks Resolved

  Part Number: LM5166 Other Parts Discussed in Thread: LMR36006 , LMR36015 , LMR33630 Hi team, My customer would like to use LM5166 as inverting buck-boost at following specs Input Voltage: 19~30V(typ24V) Output Voltage: -17V Output Current: 200mA Is there…

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

• LM5166: Power supply light load noise

  

  Jojo Wang

  Resolved

  Part Number: LM5166 Hi, I have a BUCK design working in a light-loaded burst mode operation with audible noise.Some FAEs recommend the following circuits to reduce noise. I don't understand why this works. Looking forward to your answer. Jojo

  • Resolved

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

• LM5166: Problem with Ceramic caps making sound

  

  Per Fager

  Resolved

  Part Number: LM5166 So i have two questions to you: 1) can we use this polarized aluminum capacitor? 2) What shall use on C3. The board will have components on only one side so i can not use the sound cancelation method by placing half of the value on…

  • Resolved

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

• LM5166: Problem with Ceramic caps making sound

  

  Per Fager

  TI Thinks Resolved

  Part Number: LM5166 e2e support sound.docx But on C3 I haven’t found an Aluminum Polymer with 2,2uF

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

• LM5166: Compare to MAX15062

  

  Kuan Wei Chen (Kevin Chen)

  TI Thinks Resolved

  Part Number: LM5166 Other Parts Discussed in Thread: LMR36006 Dear Team, The customer is using MAX15062. https://datasheets.maximintegrated.com/en/ds/MAX15062.pdf I would like to promote LM5166 to the customer, or you have better suggestion? Do you have…

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

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