• 

  Atharva U

  • 1 month ago
  • Power management
  • Power management forum

  LM5141: LM5141QRGETQ1 part not available with 1 year lead times

  • Resolved

  Part Number: LM5141 Regarding the part LM5141QRGETQ1, we are not able to procure anything from open
• 

  Juyoung Park

  • 4 months ago
  • Power management
  • Power management forum

  LM5141: volatage drop

  TI Thinks Resolved

  Part Number: LM5141 My problem is voltage drop out. I'm using two LM5141 - 1 for 3.3V, 1 for 5V. 5V buck is okay, but 3.3V buck has a problem sometimes. PWR_12V is a power source from adapter or power supply. When I set voltage to 9V...
• 

  Jimmy Hua

  • 4 months ago
  • Power management
  • Power management forum

  RE: Are there any general technical reports related to PD charging products using usb-c port?

  Hi Choi, If you are looking for a particular buck power management solution that can do the following: VIN=22V-46V; VOUT = 5V-20V with the highest power requirement being 20V @100W, then you can look into using the LM5141 buck controller solution. ...
• 

  David Dean

  • 1 month ago
  • Power management
  • Power management forum

  RE: LM5085: Current runaway concern

  Hi Andy, If I use 235ns as the max Ton-min and the maximum Toff-max (calculated + 50% = 24uS) I get Vf+Vdcr = 322mV. If I use 55ns as the max Ton-min and the minimum Toff-max (calculated - 50% = 8uS) I get Vf + Vdcr = 304mV. Is this what you mean...
• 

  Sammi Shang

  • 7 months ago
  • Power management
  • Power management forum

  LM5141-Q1: LM5141 DEMB

  TI Thinks Resolved

  Part Number: LM5141-Q1 Dear team, I want to confirm the function of DEMB pin. If tie the pin to GND, the IC will always in DEMB mode? Will it change to FPWM in heavy load? Thanks. Best regards, Sammi
• 

  Ujjawal Aggarwal1

  • 10 days ago
  • Power management
  • Power management forum

  LM5141-Q1: Disable Current Limit

  TI Thinks Resolved

  Part Number: LM5141-Q1 Hello Everyone, I am using LM5141-Q1 DC-DC Buck Convertor to make 8.8V. In my design I am using DCR sensing with Inductor (652-SRP1265A-3R3M) 3.3uH and 5.8mOhm DCR and I designed it for Iout 10A. But I am getting 5A only....
• 

  Davy Gillebert

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

  LM5141: Having a higher ripple then expected

  • Resolved

  Part Number: LM5141 We have used the LM5141 to design a switching regulator which converts an input
• 

  Hide

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

  LM5141: Maximum capacitor value of Soft start pin (CSS)

  • Resolved

  Part Number: LM5141 Hi Team, I would like to know the maximum capacitor value of Soft start pin
• 

  Dennis McGlumphy

  • 3 months ago
  • Power management
  • Power management forum

  LM5141-Q1: delta Vbst

  • Resolved

  Part Number: LM5141 -Q1 Dear Mr. Hegarty In the section 7.3.17 High- and Low-side Drivers, I'm
• 

  Frank QIN

  • 5 months ago
  • Power management
  • Power management forum

  LM5141QRGEVM: Output problem when test EVM

  TI Thinks Resolved

  Part Number: LM5141QRGEVM Hello team, I'm testing a LM5141 EVM. It is in FPWM mode and output voltage is 5V. DC input is 8V. When I increase the CC load to over 1.6A, the output voltage goes down to between 1.6V and 3.5V and jumping between this...

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