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Recently experiencing a true Renaissance resistor [1] and transistor [2] the power regulators. They are the most uneconomical.

To increase the efficiency of the regulator [2] as the regulator [1] enable diode (see figure).

When this is achieved a more convenient throttling limit (50-100%).

Semiconductor devices can be placed on a radiator.

Literature

  • Danylchuk A. power control for soldering iron / /glad I oamator electrician. -2000. - No. 9. -S. 23.
  • Reston And control Pocognoli on six items //glad I oamator electrician. -2000. - No. 11. -S. 15.
  • Author: Y. I. Bearded, Ivano-Frankivsk region.