Journals Sxemotexnika Service manuals, schematics, documentation, applications, datasheets, electronics
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Dual transistor improves current-sense circuit
A two-transistor circuit eliminates variation in output due to temperature. Details... more...
Cascaded converter boosts LED-drive capability
A two-stage boost converter can drive a string of 20 to 30 LEDs. Details... more...
Voltage timer monitors line-connected ac loads
A one-wire counter and an optoisolator keep track of the on-time of an ac load. Details... more...