TPS61165: Is TPS61165 IC suitable as a backlight LED driver for driving 100mA, 38.5V with 44LEDs (11LED's in series with 4 strings)

sai jyothi

Part Number: TPS61165

In our design we want to use TPS61165 as a backlight LED driver IC for 10.1" display and below image gives you the requirements of the 10.1"display unit. Is this part suitable for my application, please check and confirm.

LED configuration is 11LED's in series with 4 strings as mentioned in below image.

over 4 years ago

0 Yuting Shao over 4 years ago

TI__Genius 13001 points

Hi,

It seems you have post this question twice...

Just I said on the other thread, please reload the picture again. Thanks!

BR,

Robin

0 sai jyothi over 4 years ago in reply to Yuting Shao

Prodigy 125 points

Hello,

I am reloading the picture with my display requirements: Please confirm, is TPS61165 IC can support my requirement.

0 Yuting Shao over 4 years ago in reply to sai jyothi

TI__Genius 13001 points

Hi Sai,

Please provide the input voltage.

BR,

Robin

0 sai jyothi over 4 years ago in reply to Yuting Shao

Prodigy 125 points

Hi Robin,

Input voltage is 5V.

Regards,

Jyothi.

0 Yuting Shao over 4 years ago in reply to sai jyothi

TI__Genius 13001 points

HI Jyothi,

This device is proper. But, please pay attention to the inductor current ripple, and make sure it won't above current limit.

BR,

Robin

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TPS61165: Is TPS61165 IC suitable as a backlight LED driver for driving 100mA, 38.5V with 44LEDs (11LED's in series with 4 strings)