Power Integrations (POWI) came out with quarterly earnings of $0.28 per share, beating the Zacks Consensus Estimate of $0.26 per share. This compares to earnings of $0.36 per share a year ago. These figures are adjusted for non-recurring items. This quarterly report represents an earnings surprise of 7.69%. A quarter ago, it was expected that this maker of integrated circuits used for power conversion would post earnings of $0.12 per share when it actually produced earnings of $0.18, delivering a surprise o ...