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Comparison ledger

635LL versus Discovery 18

Denton Vacuum 635LL and Denton Vacuum Discovery 18, side by side. Every value shown is drawn from its cited encyclopedia entry.

Side-by-side comparison of selected equipment models
Attribute
635LLDenton Vacuum
Discovery 18Denton Vacuum
OEMDenton VacuumDenton Vacuum
CategoryDepositionDeposition
Wafer size200mm6-inch diameter stage
Process node
Introduced
Production run
Lifecycle
Lifecycle milestones
Control system
Generation
FamilyDenton Vacuum 635LLDenton Vacuum Discovery
Specifications
Cathodes4-cathodes[1]Three 3-inch diameter confocal cathodes[2]
Gas / process feedbackRGA, OES-feedback reactive oxygen or nitrogen sputter[1]
Chuck temperatureheated/cooled chuck to 500C[1]
Process modeco-sputtering[1]
Substrate sizecoats up to 200mm diameter substrates[1]
Deposition typeSputter deposition of metals, alloys, and insulating thin films[2]
Film thickness rangeFrom a few nm to hundreds of nm[2]
RF power supplies2 RF power supplies[2]
DC power supplySwitchable DC power supply[2]
Co-sputter capabilityYes[2]
Reactive sputteringAvailable with nitrogen or oxygen[2]
Stage diameter6-inch diameter stage[2]
Substrate rotation uniformity+/- 10%[2]
Pump systemCryo and turbo pumped[2]
Base pressure1 x 10^7 Torr[2]
Substrate heatingUp to 200 C[2]
Liftoff depositionAvailable with sputter power[2]
Argon pressure range3-15 mT controllable with 200 sccm MFC controller[2]

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Sources (2)Every fact above is drawn from these public sources
  1. [1]nanofab.utah.edunanofab.utah.edu
  2. [2]nanofab.utah.edunanofab.utah.edu