• LP8862-Q1: Output power parallel with FET to control two different LED Strings in which only one get's ON at a time

  

  Vishnu G

  Part Number: LP8862-Q1 Tool/software: Hi, I would like to know whether Output Voltage of driver can be paralleled with FET control to operate 2 different LED strings in which only one turns ON at a time. 5 LED's used in one String. Two strings has…

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

• LP8862-Q1: High side driver that can be used in combination with LP8862-Q1

  

  Kaji@PAN

  Resolved

  Part Number: LP8862-Q1 Hello, I'm considering the LP8862-Q1. Another company has a similar product, the MAX16838. This product can also be used in combination with the MAX15054 high-side driver. Are there any products similar to the MAX15054 that can…

  • Resolved

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

• LP8862-Q1: FB Resistor for LP8862-Q1

  

  Fery Feng

  TI Thinks Resolved

  Part Number: LP8862-Q1 Other Parts Discussed in Thread: LP8867-Q1 Hi team, Customer is wondering if they could lower the R2 to maybe 13K? And why d/s recommend such high value for R2?

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

• LP8862-Q1: Inductor selection

  

  Dharun Sangrithiyayan

  Resolved

  Part Number: LP8862-Q1 HI TI! I Have been designing a circuit for a LCD backlight driver using lp8862 .I 'm confused with the inductor selection part . How can we determine the ripple current , is it 20-30% of inductor current?

  • Resolved

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

• LP8862-Q1: How to select PFET for 2MHz switching ?

  

  PYTsai

  Resolved

  Part Number: LP8862-Q1 Hi Below is my customer schematics, would you help review the R302 and Q300 selection, are they good for 2MHz switching frequency ?

  • Resolved

  • over 5 years ago
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• LP8862-Q1: SEPIC power stage design review

  

  PYTsai

  Part Number: LP8862-Q1 Hi Would you help review my LP8862-Q1 SEPIC power stage design. does it make looks ok ? Fullscreen LP8862-Q1 SEPIC.txt Download SEPIC 4.5 36 23.8 0.3 2200 0.7 20 20 1 170 115

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

• LP8862-Q1: Is it feasible to have 2 LEDs on one channel and 3 LEDs on another channel? (in series)

  

  Jared Canty1

  TI Thinks Resolved

  Part Number: LP8862-Q1 Hi For the LP8862, is it feasible to have 2 LEDs on one channel and 3 LEDs on another channel? (in series) We were thinking this would not be good, because the voltage would be too high for the 2-LED string and would cause…

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

• RE: TINA/Spice/LP8862-Q1: SPICE MODEL

  

  Xiaowei Bai1

  Resolved

  Other Parts Discussed in Thread: TINA-TI , LP8862-Q1 hello Nikhil , I found the LP882-Q1 Spice Models can't be used in Tina, the error as below when I import that into TINA,

  • Resolved

  • over 7 years ago
  • Simulation, hardware & system design tools
  • Simulation, hardware & system design tools forum
Answered

• TINA/Spice/LP8862-Q1: TINA model

  

  B Algera

  Resolved

  Part Number: LP8862-Q1 Other Parts Discussed in Thread: TINA-TI Tool/software: TINA-TI or Spice Models I would like to use TINA-TI to do some simulations of the LP8862 LED supply. The available model is an encrypted PSpice model that I can't import into…

  • Resolved

  • over 7 years ago
  • Simulation, hardware & system design tools
  • Simulation, hardware & system design tools forum

• LP8862-Q1: output parallel

  

  li darren

  TI Thinks Resolved

  Part Number: LP8862-Q1 Other Parts Discussed in Thread: LP8860-Q1 Hi team, Can LP8862 output be paralleized? connect 2 outputs together to generate higher output current.

  • over 7 years ago
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