Hello,
Has anyone ever seen a isolated low-power (<1watt) buck switching power supply design that uses a toroidal transformer with two capacitors, <2-3 transistor/FETs?
I took a failed 1/4 watt (3.3v output) one a part the other day and was surprised to find so few components.
Has anyone ever seen a isolated low-power (<1watt) buck switching power supply design that uses a toroidal transformer with two capacitors, <2-3 transistor/FETs?
I took a failed 1/4 watt (3.3v output) one a part the other day and was surprised to find so few components.