In the past, when portable systems were powered, sources (batteries or rechargeable batteries) were combined to increase the overall voltage. Now that DC/DC converters are becoming more and more ...

Using this circuit we can convert 5V DC from the computer USB port to 12V DC and a circuit like this will find a lot of application in USB powered systems. The heart of this circuit is IC LT1618 which ...

Ask the publishers to restore access to 500,000+ books. An icon used to represent a menu that can be toggled by interacting with this icon. A line drawing of the Internet Archive headquarters building ...