• TPS92201: What happens with PWM below 1%?

  

  Keith Standiford

  Part Number: TPS92201 Other Parts Discussed in Thread: TPS92200 , , TPS922052 , TPS922053 I would like to be able to turn off the LED by lowering the PWM input below 1%. The data sheet for tps92201 does not specify what will happen. The TPS92200 PWM version…

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

• TPS92201: IR LED Device recommend

  

  Brian Li

  Resolved

  Part Number: TPS92201 Hi team, Could you please kindly help recommend a IR LED device? Requirements: 1. Input: 2V-3.2V (two battery) 2. output one channel 3. Iout: >1A 4. constant current 5. Buck Thanks, Brian

  • Resolved

  • 9 months ago
  • Power management
  • Power management forum

• RE: TPS92201: Power management forum

  

  Jared Zhou

  Hi Kagen, Hope you are doing well! Please refer the comments below: 1. Please forget the R1 and R2 to calculate the output voltage, it's our mistake. The output voltage is decided by your LED load. Since the LED forward voltage you used is 3.1V, the output…

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

• TPS92201: When is TPS92201DRL released?

  

  Kazuya Nakai59

  Resolved

  Part Number: TPS92201 Hello guys, I think some of my customers would be interested in TPS92201DRL. Could you tell me when TPS92201DRL is released? Your reply would be much appreciated. Best regards, Kazuya.

  • Resolved

  • 11 months ago
  • Power management
  • Power management forum

• TPS92201A: Different dimming depth

  

  Andrii Novatskyi

  TI Thinks Resolved

  Part Number: TPS92201A Other Parts Discussed in Thread: TPS92201 , , Tool/software: Hi, We have noticed that TPS92201 has dimming depth smaller than 100:1 (approximately 33:1). But TPS92201 A has 100:1. Could you please confirm the difference in behaviour…

  • 22 days ago
  • Power management
  • Power management forum

• TPS92201AEVM: TPS92201AEVM

  

  xu frank

  TI Thinks Resolved

  Part Number: TPS92201AEVM Other Parts Discussed in Thread: TPS92201 Tool/software: Hi There, Is there any pcb layout and gerber file for TPS92201AEVM? Would like to know more about TPS92201AEVM reference design while using TPS92201 at this moment. …

  • 1 month ago
  • Power management
  • Power management forum

• LM3405: Using LM3405 / LM3405A to drive less than 200mA

  

  Chris Newman

  TI Thinks Resolved

  Part Number: LM3405 Other Parts Discussed in Thread: TPS92200 , , TPS92201 Tool/software: Also LM3405A. The graphs in the datasheet show an output current range of 200-1000mA. Are there any problems going lower than 200mA? We need 100mA. I tried 20mA…

  • 4 days ago
  • Power management
  • Power management forum
Answered

• LM3644: output voltage adjustment

  

  Winnie Lee

  Resolved

  Other Parts Discussed in Thread: TPS92201 1.Want to ask the adjustment logic of the LM3644TT LED drive output voltage, would that be appropriate for the scenario we need now? What happen when VIN>VOUT? Is VOUT similar to the mode of bypass? (The input…

  • Resolved

  • 1 month ago
  • Power management
  • Power management forum
Answered

• RE: LM3553: long time turn-on function

  

  John Shen

  Resolved

  Hi Henry, Sorry, we do not have such large current device supporting I2C. If the customer accept other brightness control method such as PWM input, I would recommend TPS92201. Thanks! Best, John.

  • 2 months ago
  • Power management
  • Power management forum

• RE: TPS92200: Need to know the current consumption on the DIM oin

  

  Steven Li

  Hi Deljo, This information is not available in the datasheet. I need some time to check this information for TPS92200. Meanwhile, I would mention that for 5V input voltage application, TPS92201 is recommended. Please let me know if you will keep the design…

  • 4 months ago
  • Power management
  • Power management forum

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