Brush holder for an electric motor, and gear mechanism drive unit having a brush holder

A brush holder (100) for an electric motor (12a;

• 12b), having a brush holder main body (20) which has a passage opening (25) for an armature shaft (13) to pass through, having a first receiving region (37) for fastening a printed circuit board (35), on which electrical or electronic components are mounted, to the brush holder main body (20), wherein the first receiving region (37) extends as far as into a region between an outer boundary (23, 24) of the brush holder main body (20) and the passage opening (25), and wherein the first receiving region (37) for the printed circuit board (35) is configured to arrange the printed circuit board (35) on the brush holder main body (20) at least substantially perpendicularly to the plane of the brush holder main body (20), and having components (26, 33) which are arranged on the brush holder main body (20) and which are mechanically and/or electrically connected at least indirectly to the printed circuit board (35), characterized in that the brush holder main body (20) has a second receiving region (38) for the printed circuit board (35), in that the second receiving region (38) is arranged on that side of the passage opening (25) which is situated opposite the first receiving region (37), and in that the brush holder main body (20) has receiving spaces (29, 30) for the components (26, 33), which receiving spaces allow at least indirect connection of the components (26, 33) to the printed circuit board (35) at the two receiving regions (37, 38).