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TPS61196: LED current setting

Part Number: TPS61196

Dear Sirs or Madams,

I'm wondering if the LED current per string, ILED which is controlled by ISET pin,

should  be set to be higher than the LED's Maximum current per string or lower than that.

For example, the electrical characteristics of the LED which we want to use

say that the LED String Current is Typ 120mA/Max 125mA per string.

 Note : Min value is NOT shown on the LED's datasheet.

On this case, what value is appropriate for ILED setting?

Should we set ILED to 127mA or so, which is slightly bigger than the LED's

maximum current?

Or, should we set ILED to 118mA or so, which is slightly lower than the LED's

typical current?

Best regards,

Shinsuke Tanaka