• LM25088: LM25088 Inverting Buck-Boost Output Voltage Drop Under Load

  

  kevin wang

  Part Number: LM25088 Other Parts Discussed in Thread: CSD15571Q2 Hello, I am using the LM25088 to design a 5V to -12V inverting buck-boost converter. I simulated the design with an output current of 0.8A, and the results looked correct. However, when…

  • 6 months ago
  • Power management
  • Power management forum

• LM25088: LM25088: +5V input, -12V and -3.6V output

  

  kevin wang

  TI Thinks Resolved

  Part Number: LM25088 Hello, I am using LM25088 for my application. The input is +5V and the output are +12V, 0.8A and -3.6V, 1.2A. Please help me to review my designs. LM25088.zip

  • 9 months ago
  • Power management
  • Power management forum
Answered

• LM25088: The waveform of HG pin in LM25088 looks wrong

  

  kevin wang

  Resolved

  Part Number: LM25088 I designed a 5V input /-3.6V output using LM25088. I found the waveform of HG pin in LM25088 looks wrong. Any idea?

  • Resolved

  • 7 months ago
  • Power management
  • Power management forum
Answered

• LM25088: How to check the power dissipation of LM25088

  

  Grady Lee

  Resolved

  Part Number: LM25088 Tool/software: Hi, TI expert The datasheet of LM25088 does not indicate the power dissipation. Can you explain how to check the power dissipation of LM25088?

  • Resolved

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

• LM25088: Product for 12 to -12V with 3A current at output

  

  Meghla Maji

  TI Thinks Resolved

  Part Number: LM25088 Other Parts Discussed in Thread: LM5088 , , LM25116 , LM61460 , LMR60460 Hi, Please suggest products which can convert 12V input to -12V output with 3A load current requirement? -- Regards, Meghla

  • 6 months ago
  • Power management
  • Power management forum

• LM25088: The circuit desige

  

  Zhang Liang

  TI Thinks Resolved

  Part Number: LM25088 Tool/software: Hi, We want to use the DC/DC for the -12VDC output voltage and 100mA current, can you help to promote the solution for our request? I use the Webench to simulate that it promote the LM25088 is well, and we need…

  • over 1 year ago
  • Interface
  • Interface forum

• LM25088：LM25088 CYCLE BY CYCLE CURRENT LIMIT

  

  Andy Chen

  TI Thinks Resolved

  Part Number: LM25088 Hi I set 22nF between pin10 and Gnd. Try the current limit about sereval times and I find out the LM25088 doesn't work, no more PWM signal, keep about 3V(DC). Meter the pin15 and pin13 only 2K ohm. I don't know how to do…

  • over 3 years ago
  • Simulation, hardware & system design tools
  • Simulation, hardware & system design tools forum

• TPS2557-Q1: TPS2557-Q1, LM25088

  

  Tapan Pattnayak

  Part Number: TPS2557-Q1 Tool/software: TPS2557-Q1. I have a load switch which provides current to a System on a module (5V) whcih on boot time can take 2.5A. But drops to 1A after boot up. I have added a 21K ohm as the Ilimit resistor to this load…

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

• LM25088: LM25088

  

  ZEL?HA KAYGUN

  TI Thinks Resolved

  Part Number: LM25088 Other Parts Discussed in Thread: TINA-TI Good days ; I am working on CC mode Converter curcuit with LM25088. The design requirements are listed below: Voltage max : 8.2V Load current :8.2A max and should be continious Is…

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

• LM25088-Q1: Function and calculation of Rramp in LM25088-Q1 Design

  

  suraj jr

  TI Thinks Resolved

  Part Number: LM25088-Q1 Other Parts Discussed in Thread: LM25088 I would like to know the function of Rramp resistor in the below configuration. Datasheet recommends Rramp ony for VOUT>5V but my VOUT is 5V. And also why a 1M ohm resistor is used. Webench…

  • over 3 years ago
  • Power management
  • Power management forum

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