Greinacher circuit
E578485
The Greinacher circuit is a type of voltage multiplier that uses cascaded diode-capacitor stages to generate high DC voltages from an AC input.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Greinacher circuit canonical | 1 |
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
electronic circuit
ⓘ
rectifier circuit ⓘ voltage multiplier circuit ⓘ |
| basedOnPrinciple |
capacitive charge storage
ⓘ
half-wave rectification ⓘ series stacking of capacitor voltages ⓘ |
| category |
high-voltage engineering
ⓘ
power electronics ⓘ |
| countryOfOrigin | Switzerland ⓘ |
| designedTo | generate high DC voltages from AC input ⓘ |
| hasAlternativeName |
Greinacher voltage multiplier
NERFINISHED
ⓘ
cascade rectifier ⓘ cascade voltage multiplier ⓘ |
| hasProperty |
multiplies peak input voltage
ⓘ
no magnetic components required ⓘ output ripple depends on load and frequency ⓘ provides unidirectional output voltage ⓘ relatively low current capability ⓘ uses charge-pump action ⓘ voltage regulation degrades with increasing stages ⓘ |
| hasStructure | cascaded diode-capacitor stages ⓘ |
| historicalUse |
early high-voltage physics experiments
ⓘ
radio and vacuum tube equipment ⓘ |
| influenced | development of Cockcroft–Walton voltage multiplier ⓘ |
| inputType | AC voltage ⓘ |
| limitation |
capacitor voltage rating limits maximum output
ⓘ
diode reverse voltage rating limits number of stages ⓘ high output impedance ⓘ significant voltage sag under load ⓘ |
| namedAfter | Heinrich Greinacher NERFINISHED ⓘ |
| operatesWith |
AC input frequency typically mains frequency
ⓘ
can be driven by higher-frequency AC for smaller components ⓘ |
| outputType | DC voltage ⓘ |
| relatedTo | Cockcroft–Walton generator NERFINISHED ⓘ |
| requires |
careful layout to minimize corona discharge
ⓘ
sufficient insulation for high-voltage nodes ⓘ |
| stageCountEffect |
output voltage approximately proportional to number of stages
ⓘ
voltage drop and losses increase with number of stages ⓘ |
| typicalConfiguration |
two capacitors per stage
ⓘ
two diodes per stage ⓘ |
| usedFor |
CRT and display high-voltage generation
ⓘ
electrostatic applications ⓘ high-voltage power supplies ⓘ microwave oven auxiliary high-voltage stages ⓘ particle accelerator power supplies ⓘ x-ray tube power supplies ⓘ |
| usesComponent |
capacitor
ⓘ
diode ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.