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- Depletion_and_enhancement_modes abstract "In field-effect transistors (FETs), depletion mode and enhancement mode are two major transistor types, corresponding to whether the transistor is in an ON state or an OFF state at zero gate–source voltage.Enhancement-mode MOSFETs are the common switching elements in most MOS. These devices are off at zero gate–source voltage, and can be turned on bypulling the gate voltage either higher than the source voltage, for NMOS, or lower than the source voltage, for PMOS. In most circuits, this means pulling an enhancement-mode MOSFET's gate voltage towards its drain voltage turns it ON.In a depletion-mode MOSFET, the device is normally ON at zero gate–source voltage. Such devices are used as load \"resistors\" in logic circuits (in depletion-load NMOS logic, for example). For N-type depletion-load devices, the threshold voltage might be about –3 V, so it could be turned off by pulling the gate 3 V negative (the drain, by comparison, is more positive than the source in NMOS). In PMOS, the polarities are reversed.The mode can be determined by the sign of the threshold voltage (gate voltage relative to source voltage at the point where an inversion layer just forms in the channel): for an N-type FET, enhancement-mode devices have positive thresholds, and depletion-mode devices have negative thresholds; for a P-type FET, enhancement-mode negative, depletion-mode positive.Junction field-effect transistors (JFETs) are depletion mode, since the gate junction would forward bias if the gate were taken more than a little from source toward drain voltage. Such devices are used in gallium-arsenide and germanium chips, where it is difficult to make an oxide insulator.".
- Depletion_and_enhancement_modes wikiPageID "30925675".
- Depletion_and_enhancement_modes wikiPageLength "4686".
- Depletion_and_enhancement_modes wikiPageOutDegree "19".
- Depletion_and_enhancement_modes wikiPageRevisionID "671599869".
- Depletion_and_enhancement_modes wikiPageWikiLink Category:Transistor_types.
- Depletion_and_enhancement_modes wikiPageWikiLink Depletion-load_NMOS_logic.
- Depletion_and_enhancement_modes wikiPageWikiLink Dynamic_logic_(digital_electronics).
- Depletion_and_enhancement_modes wikiPageWikiLink Field-effect_transistor.
- Depletion_and_enhancement_modes wikiPageWikiLink Four-phase_logic.
- Depletion_and_enhancement_modes wikiPageWikiLink Gallium_arsenide.
- Depletion_and_enhancement_modes wikiPageWikiLink Germanium.
- Depletion_and_enhancement_modes wikiPageWikiLink Intel_4004.
- Depletion_and_enhancement_modes wikiPageWikiLink JFET.
- Depletion_and_enhancement_modes wikiPageWikiLink N_type.
- Depletion_and_enhancement_modes wikiPageWikiLink PMOS_logic.
- Depletion_and_enhancement_modes wikiPageWikiLink Power–delay_product.
- Depletion_and_enhancement_modes wikiPageWikiLink Threshold_voltage.
- Depletion_and_enhancement_modes wikiPageWikiLink Very-large-scale_integration.
- Depletion_and_enhancement_modes wikiPageWikiLink Zilog_Z80.
- Depletion_and_enhancement_modes wikiPageWikiLinkText "Depletion and enhancement modes".
- Depletion_and_enhancement_modes wikiPageWikiLinkText "depletion and enhancement modes".
- Depletion_and_enhancement_modes wikiPageWikiLinkText "depletion mode".
- Depletion_and_enhancement_modes wikiPageWikiLinkText "enhancement mode".
- Depletion_and_enhancement_modes wikiPageUsesTemplate Template:Reflist.
- Depletion_and_enhancement_modes subject Category:Transistor_types.
- Depletion_and_enhancement_modes hypernym Types.
- Depletion_and_enhancement_modes type MeanOfTransportation.
- Depletion_and_enhancement_modes type Type.
- Depletion_and_enhancement_modes type Transistor.
- Depletion_and_enhancement_modes type Type.
- Depletion_and_enhancement_modes comment "In field-effect transistors (FETs), depletion mode and enhancement mode are two major transistor types, corresponding to whether the transistor is in an ON state or an OFF state at zero gate–source voltage.Enhancement-mode MOSFETs are the common switching elements in most MOS. These devices are off at zero gate–source voltage, and can be turned on bypulling the gate voltage either higher than the source voltage, for NMOS, or lower than the source voltage, for PMOS.".
- Depletion_and_enhancement_modes label "Depletion and enhancement modes".
- Depletion_and_enhancement_modes sameAs Q5260664.
- Depletion_and_enhancement_modes sameAs m.0gg63ns.
- Depletion_and_enhancement_modes sameAs Q5260664.
- Depletion_and_enhancement_modes wasDerivedFrom Depletion_and_enhancement_modes?oldid=671599869.
- Depletion_and_enhancement_modes isPrimaryTopicOf Depletion_and_enhancement_modes.