3 ms·
High Voltage Coin Cell
- Animats 1y agoOr, how to design a simple DC-DC up-converter. The coin cell is still low voltage.
- NetMageSCW 1y agoI had a couple of LED candles (I misplaced) that used a similar circuit to drive the LEd powered by what would normally be considered “dead” AA batteries for months.
- K0balt 1y agoThis is kinda cool if you didn’t know this was possible, but dc-dc boost and buck (up and down) converters are -extremely- common these days, and not in any way remarkable. I recently integrated one that is a total of 4mm2 that handles up to 1.5 watts for a tiny wearable sensor. It costs $US0.009 to build.
- a96 1y agoIt's a Joule Thief.