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Glossary

P
phosphorous
Pa
protactinium
PAC
photoactive compound
PACVD
plasma-assisted chemical vapor deposition
PA-FTIR
photoacoustic Fourier transform infrared spectroscopy
PAL
process automation language; programmable array logic; process asset library
PAM
process application module
PAS
photoacoustic spectroscopy
PAT
Process Action Team
PAWS
portable acoustic wave sensor
Pb
lead
PBET
performance-based equipment training
PBGA
plastic ball grid array
PBL
poly-buffered LOCOS
PBS
photon backscattering
PC
personal computer; programmable controller; process control
PCAD
packaging computer-aided design
PCB
printed circuit board
PCM
pulse-code modulation
PCO
photocatalytic oxidation
PCMP
post chemical-mechanical polishing
PCMS
Plasma Chemistry Monte-Carlo Simulation
PCR
principle component regression
PCS
production cost savings
PCT
Process Change Teams
Pd
palladium
PDA
personal digital assistants
PDC
passive data collection
PDF
portable document format
PDSA
peroxydisulfuric acid
PDU
protocol data unit
PDVC
phase-dependent voltage contrast
PEB
post exposure bake
PECVD
plasma-enhanced chemical vapor deposition
PEDS
plasma-enhanced deposition system
PEELS
parallel electron energy loss spectrometry
PEL
permissible exposure level
PERT
program evaluation review technique
PES
photoelectron spectroscopy
PET
post-etch treatment
PETEOS
plasma-enhanced tetraethylosilicate
PFA
perfluoroalkoxy
PFC
perfluorocompound; perfluorocarbon
PFPE
perfluorinated polyether
PFR
plug-flow reactor
PfTQ
Partnering for Total Quality
PGA
pin grid array
PGI
purge gas inlet
P-GILD
projection gas immersion laser doping
PGV
person guided vehicle
PI
proportional integral
PID
proportional integral derivative; process-induced defect
PIII
plasma immersion ion implantation
PIND
particle impact noise detection
PIP
process-induced particles
PIV
peak inverse voltage; post indicator valve
PLA
programmable logic array
PLC
programmable logic controller
PLCC
plastic leaded chip carrier
PLL
plasma lockload
PLS
partial least squares; projection of latent structures
PLY
photolimited yield
Pm
promethium
PM
preventive maintenance; process module
PMC
process module controller
PMCC
Pensky-Martens closed cup
PMI
phase measuring interferometer
PMMA
polymethyl methacrylate
PMOS
positive channel metal-oxide semiconductor
PMS
particle measuring system
PMT
photomultiplier tube
PMTF
Product Management Task Force
Po
polonium
POR
process-of-record
POSIX
portable operating system interface for computing environments
POU
point-of-use
POUCG
point-of-use chemical generation
PPE
personal protective equipment
PPGA
plastic pin grid array
PPID
process program identification
PPPL
Princeton Plasma Phisics Laboratory
PPRef
process program reference
PQFP
plastic quad flat pack
PRAS
particle reactor analysis services
Pr
praseodymium
PRAT
production reliability acceptance test
PRB
pseudo-random binary
PRBS
pseudo-random binary sequences
PRESS
prediction error sum of squares
PROM
programmable read-only memory
PRSC
parametric response surface control
PRV
person rail guided vehicle
PS
porous silicon
PSB
phase shifting blank
PSC
porous silicon capacitor
PSD
power spectral density; port status display
PSG
phosphosilicate glass
PSII
plasma source ion implantation
PSL
polystyrene latex
PSLS
polystyrene latex sphere
PSM
phase shifting mask; phase shift mask
PSR
perfectly stirred reactor
Pt
platinum
PTAB
Project Technical Advisory Board
PTC
pre- and post-process treatment chambers
PTFE
polytetrafluorethylene
Pu
plutonium
PVA
poly vinyl acetate
PVC
polyvinylchloride
PVD
physical vapor deposition
PVDF
polyvinylidene fluoride
PWB
printed wiring board
PWP
particles per wafer pass