Answered

• LM5146-Q1: LM5146-Q1

  

  Dinesh Gread2

  Resolved

  Part Number: LM5146-Q1 Other Parts Discussed in Thread: LM5146 Tool/software: Hi, I have a doubt in the resistance value connected with the RT pin of LM5146 IC, if I keep the resistance open which is connected with the RT pin in place of 100k ohm then…

  • Resolved

  • 12 days ago
  • Power management
  • Power management forum
Answered

• LM5146: LM5146 Low Dropout Conversion Issue

  

  Letao Chen

  Resolved

  Part Number: LM5146 Tool/software: For the LM5146, if I want to achieve a 30V output at a 400kHz switching frequency, what is the minimum input voltage at which this output can still be achieved? Could you please provide an accurate value or a recommended…

  • Resolved

  • 1 month ago
  • Power management
  • Power management forum

• LM5146: LM5146-Q1

  

  Parth Shrivastava

  Part Number: LM5146 Tool/software: In the simulation, I have given an external bias supply to VCC Pin generated from output voltage and is >7.5V but when I tap on VCC, it still shows 7.5V. And also, there is no current in through VIN

  • 2 months ago
  • Simulation, hardware & system design tools
  • Simulation, hardware & system design tools forum

• LM5146-Q1: Using LM5146 beyond 20Amps

  

  suresh antil

  TI Thinks Resolved

  Part Number: LM5146-Q1 Other Parts Discussed in Thread: LM5146 , LM5137 Tool/software: Dear Support Can we use LM5146 for 42Amps output (Input48Vdc , Output 24V, Iout 42Amps) Thanks Suresh Antil

  • 1 month ago
  • Power management
  • Power management forum

• LM5146: LM5146 no-load heating problem.

  

  zhang ping

  Part Number: LM5146 Tool/software: We are rokae in china，We used LM5146 to achieve 48V to 24V, 300kHz switching frequency, and found that the no-load power consumption was relatively high, with 0.67W. Then we used diode simulation function, and the no…

  • 3 months ago
  • Power management
  • Power management forum

• LM5146-Q1-EVM12V: LM5146-Q1-EVM12V CEi not clear

  

  Kotaro Suzuki

  Part Number: LM5146-Q1-EVM12V Other Parts Discussed in Thread: LM5146 Tool/software: Hi support team I am using LM5146 evaluation board and measuring CISPR25 conduction current method. However, it is failing above 30MHz. Could you please give me some…

  • 4 months ago
  • Power management
  • Power management forum

• LM5146: LM5146

  

  Aarindom Basu

  Part Number: LM5146 Tool/software: I have designed a buck converter utilizing the LM5146RGYR. However, I'm encountering an issue with excessive heat generation on the board, even when operating without a load. The test conditions are 50V input and a…

  • 6 months ago
  • Power management
  • Power management forum
Answered

• LM5146: LM5146 VCC is only 0.6V after set En pin=2.7V

  

  W SM

  Resolved

  Part Number: LM5146 Tool/software: In My new design with LM5146, Its Pin14 VCC is only 0.6V after power up and En Pin is set 2.7V,VIN=12V。 Is connecting Pin9，Pin16（NC Pin）to PGDN a possible reason?

  • Resolved

  • 5 months ago
  • Power management
  • Power management forum
Answered

• LM5146-Q1: Average/Transient simulation of LM5146 in SIMPLIS

  

  Ryan Rah

  Resolved

  Part Number: LM5146-Q1 Other Parts Discussed in Thread: LM5146 Tool/software: Is there any SIMPLIS simulation model of LM5146 for AVG/AC analysis?

  • Resolved

  • 5 months ago
  • Power management
  • Power management forum

• LM5146: Two LM5146 in parallel - SIMetrix simulation

  

  Ryan Rah

  TI Thinks Resolved

  Part Number: LM5146 Other Parts Discussed in Thread: LM5190 Tool/software: Hi, Considering LM5146, I am interleaving two of buck converters sharing a load. When I run the simulation and set the battery target to 30V, which is the same target…

  • 5 months ago
  • Power management
  • Power management forum

Didn't find what you are looking for? Post a new question.