• LP8556SQ-EVM: some address questions of LP8556SQ-EVM

  

  Jimmy Lai

  TI Thinks Resolved

  Part Number: LP8556SQ-EVM Dear Team, I have some address question as below, 1. I placed the command 0xc4 at the address of 0x71, the brightness of the panel is only 60%, but I did not see this position on the SPEC. 2. i2c_ctrl 0 0 0x2C0 0x71 0xC4…

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

• LP8556SQ-EVM: Power management forum

  

  Eric201902

  Resolved

  Part Number: LP8556SQ-EVM Other Parts Discussed in Thread: USB2ANY I had tried to follow the User Guide for the LP8556SQ-EVM as shown in the picture below: Below is my setup where VIN=12V(Red Wire), VDDIO=3.3V(Blue Wire) I had tried to…

  • Resolved

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

• LP8556SQ-EVM: LP8556SQ-E9, Default EPROM

  

  Tamio Yokokura

  TI Thinks Resolved

  Part Number: LP8556SQ-EVM Other Parts Discussed in Thread: LP8556 LP8556 Support team When I confirmed the default configuration data of LP8556-E09 on LP8556SQEVM, I noticed that default data is different from the data in datasheet. And also, GUI tool…

  • over 7 years ago
  • Power management
  • Power management forum

• LP8556SQ-EVM: LP8556SQX-E08/NOPB

  

  Daniel Morley1

  TI Thinks Resolved

  Part Number: LP8556SQ-EVM I am trying to use this part to an existing system. I am wanting to use it with out PWM and I2C. I just want it to maintain a constant 50 mA on our back light for 3 arrays of LEDs. I believe this can be done in manual control…

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

• LP8556SQ-EVM: Lp8556sqx-e09 How do I set the output voltage to output 12V? Which register need to be configured?How to set it?Do you have any operating software?

  

  2018

  TI Thinks Resolved

  Part Number: LP8556SQ-EVM Other Parts Discussed in Thread: LP8556 Lp8556sqx-e09 How do I set the output voltage to output 12V? Which register need to be configured?How to set it?Do you have any operating software?

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

• RE: LP8556: Current limit minimum and maximum value for QFN package

  

  Peter Xu

  Resolved

  Hi Patrick, I used LP8556SQ-EVM to test and its schematic diagram is below. I tested the voltage between LED1 and GND because it's common cathode circuit so the voltage between LEDs and GND is headroom voltage. Best Regards, Peter

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

• RE: USB2ANY: EVM that use 30pin connector

  

  Derek Payne

  We don't have a database of every EVM that was designed for use with USB2ANY, but we do have a material management database that tracks companion boards shipped with our EVMs, and we have a RoHS/REACH compliance management system that has similar. Over…

  • 10 months ago
  • Amplifiers
  • Amplifiers forum

• RE: PWM to Analog Dimming LED Driver

  

  Sean Zhou

  Hi Praveen, You can apply this EVM with this link: http://www.ti.com/tool/LP8556SQ-EVM or http://www.ti.com/tool/LP8556TM-EVM#1 Regards Sean

  • over 6 years ago
  • Interface
  • Interface forum
Answered

• RE: LP8556: How to program internal EPROM

  

  user1196684

  Resolved

  Hi Robin. Thank you very much! I found documents named "LP8556TM-EVM User Guide" and "LP8556SQ-EVM". Is these document you let me refer to? I am sorry, because I think that these are evaluation board's manual,I have not read in detail. I'll design our…

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

• RE: LP8556TM-EVM: Latest EVM schematic / layout and device option (NVM)

  

  Sean Zhou

  Hi Hiroaki, Please refer to www.ti.com/.../getliterature.tsp for LP8556SQ EVM Please refer to www.ti.com/.../getliterature.tsp for LP8556TM EVM All those documents is shared on TI.com Best Regards Seab

  • over 7 years ago
  • Power management
  • Power management forum

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