On Oct 26, 2009, at 6:53 AM, Russell McMahon wrote: > real-world PV panel performance On a somewhat related topic, I've noticed that a couple of companies (TI and Freescale, for two) have been touting switchmode power supply ICs that are designed to operate with a single solar cell as input (~0.5V), and I've been wondering how that works out compared to simply splitting the same area of silicon into multiple cells that are then connected to create a more convenient voltage ? BillW -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist