Capacitor component

A component assembly carrier provided with a capacitor component mounted thereon and a plurality of electronic circuit elements (12-15) mounted thereon, said electronic circuit elements (12-15) including respective conductor tracks (14,15) and respective further conductor tracks (12,13);

• wherein said capacitor component consists of at least two capacitors (C1, C2) and a common dielectric substrate plate (1), said dielectric substrate plate (1) having a top side (2) and an underside (3);
• said at least two capacitors include a first capacitor (C1) and a second capacitor (C2) and said dielectric carrier substrate (1) is placed with said underside (3) on the component assembly carrier;
• wherein said first capacitor (C1) comprises a first electrode layer (4) arranged on the top side (2) of said dielectric substrate plate (1) and a second electrode layer (5) arranged on the underside (3) of said dielectric substrate plate (1) opposite from said first electrode layer (4);
• and said second capacitor (C2) comprises a third electrode layer (6) arranged on the top side (2) of the dielectric substrate plate (1) and a fourth electrode layer (7) arranged on the underside (3) of said dielectric substrate plate (1) opposite from said third electrode layer (6);
• and
• wherein the third electrode layer (6) has spatial dimensions that are the same as those of the first electrode layer (4), the fourth electrode layer (7) has spatial dimensions that are the same as those of the second electrode layer (5) and the second and fourth electrode layers (5, 7) arranged on the underside (3) of the carrier substrate (1) are applied to said respective conductor tracks (14, 15);
• whereby said first capacitor and said second capacitor have capacitances that are the same.

A method of making a capacitor component for a component assembly carrier equipped with electrical circuit elements, said capacitor component consisting of at least two capacitors (C1, C2) and a common dielectric substrate plate (1), said at least two capacitors including a first capacitor (C1) and a second capacitor (C2);

• wherein said first capacitor (C1) comprises a first electrode layer (4) arranged on a top side (2) of said dielectric substrate plate (1) and a second electrode layer (5) arranged on an underside (3) of said dielectric substrate plate (1) opposite from said first electrode layer (4);
• and said second capacitor (C2) comprises a third electrode layer (6) arranged on the top side (2) of the dielectric substrate plate (1) and a fourth electrode layer (7) arranged on the underside (3) of said dielectric substrate plate (1) opposite from said third electrode layer (6);
• and wherein the third electrode layer (6) has spatial dimensions that are the same as those of the first electrode layer (4), and the fourth electrode layer (7) has spatial dimensions that are the same as those of the second electrode layer (5);
• said method comprising the steps of:
• a) simultaneously forming said first electrode layer (4) and said third electrode layer (6) on said top side (2) of said dielectric substrate plate (1) in a common method step by a first production technique that is the same for both said first electrode layer (4) and said third electrode layer (6) under process conditions that are the same for both said first electrode layer (4) and said third electrode layer (6) and with spatial dimensions of both said first electrode layer (4) and said third electrode layer (6) the same;
• and
• b) simultaneously forming said second electrode layer (5) and said fourth electrode layer (7) on said underside (3) of said dielectric substrate plate (1) in another common method step by a second production technique that is the same for both said second electrode layer (5) and said fourth electrode layer (7) under process conditions that are the same for both said second electrode layer (5) and said fourth electrode layer (7) and with spatial dimensions of both said second electrode layer (5) and said fourth electrode layer (7) the same and so that said second electrode layer (5) is opposite from said first electrode layer (4) and said third electrode layer (6) is opposite from said fourth electrode layer (7);
• whereby fluctuations and tolerances of said first electrode layer and said third electrode layer made by said first production technique are the same and fluctuations and tolerances of said second electrode layer and said fourth electrode layer made by said second production technique are the same, so that said first capacitor and said second capacitor have capacitances that are the same.