DocumentCode
338080
Title
Piezoelectric transformer using inter-digital internal electrodes
Author
Katsuno, Masafumi ; Fuda, Yoshiaki
Author_Institution
2nd Res. Dept. R&D Center, Tokin Corp., Japan
Volume
1
fYear
1998
fDate
1998
Firstpage
897
Abstract
A piezoelectric transformer with longitudinal vibration mode in both input and output part using inter-digital internal electrodes is proposed, Equivalent circuit analysis was carried out to obtain typical electric characteristics at first. Then in experiment, output power 20 W, power density 12 W/cc and efficiency 91% were obtained
Keywords
electrodes; equivalent circuits; interdigital transducers; piezoelectric transducers; 20 W; 91 percent; electrical characteristics; equivalent circuit; interdigital internal electrodes; longitudinal vibration mode; piezoelectric transformer; Capacitance; Circuit analysis; Electric variables; Electrodes; Equivalent circuits; Frequency; Impedance; Nonhomogeneous media; Power generation; Vibrations;
fLanguage
English
Publisher
ieee
Conference_Titel
Ultrasonics Symposium, 1998. Proceedings., 1998 IEEE
Conference_Location
Sendai
ISSN
1051-0117
Print_ISBN
0-7803-4095-7
Type
conf
DOI
10.1109/ULTSYM.1998.762288
Filename
762288
Link To Document