The MLZ1608M4R7WT000 is a surface-mount pulse transformer from TDK. It has an inductance of 400 microhenries and a primary turns ratio of 1:4. It has a Ferrite core with a full-rate temperature range of -55 to +130 degrees Celsius. The operating frequency of this device is up to 8MHz, with a switching current rating of 45mA. It has a total height of 3mm and a lead spacing of 4mm. This transformer is designed to provide electrical isolation between circuits and is ideal for use in consumer electronics and industrial applications.