So why roll your own buck-boost converter for the ground up ... With the addition of an op amp to provide feedback to control the duty cycle of the ATtiny85, the buck-boost overcomes its ...

The main controller on the Feather is plenty powerful ... In order to achieve this he switched from a linear regulator to a buck-boost converter. He also felt that the need for a separate SWD ...

Linear Technology Corporation introduces the LTM8045, a 2.8V-18V input, multi-topology DC/DC µModule® (micromodule) converter, with onboard inductor, power switch and DC/DC controller delivering ...