The best way to change DC voltage levels in your application is by using the step down L6713ATR DC voltage controller from STMicroelectronics. Its output produces a current of 2 A. This DC voltage controller has 3 outputs. You can operate this at a switching frequency of 225 kHz. This product will be shipped in tape and reel packaging so that components can be mounted effectively. This DC voltage controller has a minimum operating temperature of 0 °C and a maximum of 125 °C.