Matching electrically conductive line resistances to switches in fluidic dies

A fluidic die comprising:

• a plurality of fluidic actuators, wherein the plurality of fluidic actuators are arranged into a plurality of primitives, each primitive comprising multiple fluidic actuators;
• a plurality of switches to provide power to respective fluidic actuators of the plurality of fluidic actuators, wherein distances between the respective fluidic actuators and corresponding switches of the plurality of switches are different;
• and
• a plurality of electrically conductive lines in an electrically conductive layer of the fluidic die, the plurality of electrically conductive lines to electrically connect the plurality of switches to the respective fluidic actuators, wherein the plurality of electrically conductive lines have a uniform, substantially constant height across different lines of the plurality of electrically conductive lines, and wherein cross-sectional dimensions of respective electrically conductive lines, within a primitive, of the plurality of electrically conductive lines are different, wherein parasitic resistances of electrically conductive lines connected to respective fluidic actuators within each primitive are balanced within that primitive in order to match the respective parasitic resistances, wherein the cross-sectional dimensions comprise widths of the respective electrically conductive lines.

A method of forming a fluidic die, comprising:

• forming a plurality of fluidic actuators on a substrate, wherein the plurality of fluidic actuators are arranged into a plurality of primitives, each primitive comprising multiple fluidic actuators;
• forming a plurality of switches;
• and
• forming, in an electrically conductive layer on the substrate, electrically conductive lines that electrically connect the plurality of switches to respective fluidic actuators of the plurality of fluidic actuators, wherein forming the electrically conductive lines comprises:
• forming the electrically conductive lines to have a substantially constant height across different lines of the electrically conductive lines,
• setting a first cross-sectional dimension of a first electrically conductive line of the electrically conductive lines, and
• setting a second cross-sectional dimension of a second electrically conductive line of the electrically conductive lines, wherein the first cross-sectional dimension is different from the second cross-sectional dimension wherein the difference in cross-sectional dimensions balances parasitic resistances of electrically conductive lines connected to respective fluidic actuators within each primitive in order to match a first resistance of the first electrically conductive line having a first length to a second resistance of the second electrically conductive line having a second length different from the first length, wherein the first cross-sectional dimension and the second cross-sectional dimension comprise widths of the respective electrically conductive lines.