555 8kV high voltage generater circuit

Published:2011/5/11 4:10:00 Author:May | Keyword: 555, 8kV, high voltage generater | From:SeekIC

This high voltage generator can generate stable high voltage above 8kV. Its circuit is simple. It is stable and reliable. This circuit includes step-down rectifier, voltage regulator circuit, 18kHz multivibrator type oscillator and booster transformer, etc. Its circuit is shown in diagram 24-32.Step-down rectifier consists of step-down transformer T1 and full bridge rectifier and filter capacitor C1, etc. The rectified 15V DC voltage passes three terminal regulator 7812 to regulated voltage and outputted +12V stable DC voltage, it can offer working voltage for IC2, VT1, etc.Astable multivibrator consits of 555 and R1, R2, C3, etc. Its oscilating frenquency is fc=1.44/(R1+2R2)C3Parameter shown in diagram is designed according to 18.5kHz.



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