How about the inverter used for laptop CFL tubes - the older ones. I'm not sure how their output matches the EL requirements but possibly one could be modified. Some even use piezo transformers so are a bit smaller and lighter than the more conventional type. RP On 19 November 2015 at 18:46, Bob Blick wrote: > Hi Neil, > > I've experimented a bit with this, and one thing I found is that EL wire > really likes AC, like push and pull that is fairly well balanced. DC and > chopped DC don't work very well. > > Best regards, Bob > > On Wed, Nov 18, 2015, at 08:59 PM, Neil wrote: >> So I've got an EL driver that I want to use for a wearable, but it's >> bulky for that purpose, and I need something very thin. Seems the >> battery and transformer are the larger parts of the whole driver >> module. I decided to redesign it with a LiPo, but it seems that all the >> EL driver circuits I'm finding have transformers. The EL-wire spec is >> 90-120V at 1Khz-2kHz. Couldn't I use a high-voltage LED driver for this >> purpose? Something like Fig 8 here... >> http://www.monolithicpower.com/DesktopModules/DocumentManage/API/Documen= t/getDocument?id=3D3473 >> >> I'd still have to throw an oscillator in there to modulate the LED >> driver, so I'll have to experiment to see if the LED driver can switch >> on/off that quickly. >> >> Anyone know of a simpler way to do this? Or maybe even a very thin (say >> few mm tall) transformer that can work for this purpose? >> >> Cheers, >> -Neil. >> > > -- > http://www.fastmail.com - A fast, anti-spam email service. > > -- > http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .