The BAS40-04LT1G with Schottky Diodes & Rectifiers 40V 225mW Dual is a semiconductor device manufactured by ON Semiconductor. This device is a dual Schottky rectifier with two diodes in a single package, which makes it ideal for applications where space is a premium. It has low voltage drop, fast response time and low leakage current, all of which contribute to its high efficiency. Its lead-free package type makes it RoHS compliant. This device is used in a wide range of applications, such as switch mode power supplies, linear power supplies, power management systems, voltage regulation, and motor controllers.