Waferpedia

Comparison ledger

1 DP 41versus1500

Logitech 1 DP 41, PR Hoffman 1500, side by side. Every value shown is drawn from the cited encyclopedia entries.

Side-by-side comparison of selected equipment models
Attribute
1 DP 41Logitech
1500PR Hoffman
OEMLogitechPR Hoffman
CategoryCMPCMP
Wafer size——
Process node——
Introduced——
Production run——
Lifecycle——
Lifecycle milestones——
Control system——
Generation——
FamilyLogitech 1 DP 41PR Hoffman 1500
Specifications
Phase3 Phase[1]—
Configuration50/60 Hz[1]—
Voltage480 V[1]—
MakeLogitech[1]—
Model1 DP 41[1]85T[2]
Frequency50/60 Hz[1]—
Current12 amps[1]—
Type—Double-sided planetary lapping / polishing machine[2]
Diameter—19 inch[2]
Motor—1.5 horsepower variable speed DC motor with controller[2]
Controller input—208/230V, 50/60 Hz[2]
Carrier—85 tooth carrier[2]
Recommended part thickness minimum—0.010 inch [250 micron][2]
Recommended part diameter maximum—4-1/4 inch [108 mm] or smaller[2]
Maximum part circle—6.6 inch [168 mm][2]
Stainless steel hood—Standard on all PR-1 models[3]
Plate lifter—Standard on the 85 tooth model[3]

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Sources (3)Every fact above is drawn from these public sources
  1. [1]inventory listing
  2. [2]web.archive.orgweb.archive.org
  3. [3]web.archive.orgweb.archive.org