Vehicle alternator output rectifier instrument capable of high temperature operation
US5424594A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jan 14, 1993 |
| Grant date | Jun 13, 1995 |
| Priority date | — |
| Expiry date | Jan 14, 2013 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10D8/25
- WIPO fieldSemiconductors
- WIPO sectorElectrical engineering
Abstract
A vehicle alternator output rectifier instrument in which mesa structure Zener diodes, formed by diffusion of impurity on a P-type silicon substrate, are used as rectifier elements which are used in rectifier circuits for rectifying an alternate current output of a vehicle alternator. Since the vehicle alternator output rectifier instrument employs the above Zener diodes, this rectifier instrument can endure high temperature circumstances, considerably reduce a reverse leakage current to thereby prevent a battery voltage from being discharged and reduce a radio noise to thereby reduce a bad influence exerted upon an electronic device serving as a load.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.