Mobile Power for Olympus Cameras

Olympus Battery Adapter with DC-DC step-up Converter
Olympus Battery Adapter with DC-DC step-up Converter

Finally, I found a DC-DC converter that is powerfull enough to drive a camera from a USB powerbank. The powerbank has to provide at least 3A at 5V to satisfy the power consumption of the camera during shutter release.

The converter is small enough to be built into the adapter on request.

Read more about this solution on my battery adapter page.