The 749196538 from Wurth Elektronik is a Flexible Transformer that is designed for DC-DC converters. It has an inductance of 9.7 µH and a turns ratio of 1:1:1:1:1.1. This transformer has a current rating of 1.35 A and a DC resistance of less than 102 milli-ohms. It consists of six identical windings with low leakage inductance and offers an insulation test voltage of up to 1500 V (AC). This RoHS-compliant transformer is available in a surface-mount package that measures 29.5 x 21.5 x 21.0 mm and is ideal for flyback converters, forward converters, push-pull converters, and step-up/step-down converters (SEPIC) applications.