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  • TPS61169: TPS61169: We need to Use this booster for two LED

    TI Thinks Resolved
    Part Number: TPS61169 Hello Team , We are using TPS61169 is below condition : No of IR LED : 2 IR LED Forward Voltage : Min 1.2V and MAX 1.7V Current Setting : 300mA Booster Input Voltage : 3V3 A. When Driver is enable we measured below voltage and current…

  • RE: TPS61169: Inconsistent output current.

    Hi Electrobud, Since we have created e2e friendship already solve your issues, I will close this thread. Thanks! BR, Robin
    • Answered

  • TPS61169: CTRL Voltage

    Resolved
    Part Number: TPS61169 Customer is driving TPS61169 CTRL pin with PWM with 3.3V MCU. TPS61169 Vin is 3V. This is potentially violating the CTRL maximum absolute maximum. What do you think, is this a concern? Regards, Mark
    • Resolved

  • TPS61169: Automotive part

    TI Thinks Resolved
    Part Number: TPS61169 Other Parts Discussed in Thread: TPS61165 Hi team, Do we have auto-part of TPS61169? or similar auto-part of TPS61169. Roy
    • Answered

  • TPS61169: Efficiency Improvement

    Resolved
    Part Number: TPS61169 Customer is using TPS61169 to drive 3 series LEDs with 3.2V +/-0.3V Vf, 45 mA If. Measured efficiency is 75%. Vin = 3.3V Cin 10 uF Cout = 1.0 uF L = 22 uH (LBR2012T220K) Questions: Does 75% efficiency seems reasonable for this design…
    • Resolved
    • Answered

  • TPS61169: Use confirmation

    Resolved
    Part Number: TPS61169 Other Parts Discussed in Thread: LM36010 Hi Please help confirm whether TPS61169 is suitable for use under the following conditions, vin3.3v to LED+ / LED- input voltage 3.3V/120mA (PWM dimm).... vin3.3v to LED+ / LED- input voltage…
    • Resolved

  • TPS61169: Find TI's solution

    Part Number: TPS61169 Hi expert, Whether TPS61169 is the most suitable TI's solution for OZ9902CGN? datasheet: https://pdf1.alldatasheet.com/datasheet-pdf/view/1132060/ETC1/OZ9902C.html If it isn't, please recommend the most suitable TI's solution…

  • RE: TPS61169: Spurious oscillation during TINA simulation

    Hi Fred, It seems you cannot view the picture uploaded yesterday. "v9.3.200.277 SF-TI" version.
    • Answered

  • TPS61169: Dimming Below 1% PWM via FB Pin

    Resolved
    Part Number: TPS61169 Other Parts Discussed in Thread: TPS61165 Hi Team, My customer needs a backlight driver that can support less than 1% PWM dimming for a 19.8V string. They would like to use the TPS61169 if possible. I am thinking the best approach…
    • Resolved

  • RE: TPS61169: minimum duty cycle and dimming on time spec

    Hi,Robin: Could the TPS61169 always show the minumum brightness when use 1% duty? and the brightness is linely? If no, could you kindly help to show the formula for the duty and brightness? Thanks!

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