224 is coupled to the input circuit 204 and the secondary winding coil of the transformer 224 is coupled through the diode 232 to the output circuit 236 the current control circuit 228 controls the dc voltage that is applied to the primary coil in accordance with signals generated by the controller 202 each stage 225 is independently utilized such that the stages can be interleaved and share the current load for the micro inverter 102 selection of a stage is performed by activating the control circuit 228 of a selected stage the transformer 224 creates a u201c stepped up u201d voltage that is proportional to the windings ratio n s n p where n p is the number of windings in the primary coil and n s is the number of windings in the secondary coil in one embodiment the voltage is increased four fold across the transformer 224 the secondary voltage is applied to the diode 232 to produce a rectified sine wave at the output of each power stage 225 the conversion process of all the stages 225 is controlled by the current control circuit 228 of each stage which is described in detail with respect to fig7 below the secondary coil of the transformer 224 couples in parallel to the output circuit 236 the output circuit 236 comprises a filter capacitor 234 and a switch circuit 235 the capacitor 234 removes certain spurious.