TPL7407L - Regulation Circuitry

Hi all


Would you mind if we ask TPL7407L?

On the datasheet P7, the datasheet shows "Regulation Circuitry" .
Does "Regulation Circuitry" has per driver?(Are there seven Regulation Circuitry? or only one Regulation Circuitry for total drivers?) 

Kind regards,

Hirotaka Matsumoto