Small-size stabilized high-voltage power supply for photoelectron multipliers

A small-size energy-saving high-voltage source power supply with sequential voltage stabilization of high-voltage transformer power supply by pulsed and continuous compensation stabilizers is described. Output voltage is smoothly regulated within 1200-3000 V range. The maximum loading current is 10 mA. Output voltage pulsation amplitude is < or equivalent 0.005 %, output voltage temperature instability is 0.005 %/deg C, the source efficiency is 80 %. Power supply voltage is 27 V +- 40 %