PN type checker

Conductivity type (P/N) checker by Contact thermo-electromotive force method (seebek effect)

PN-12α

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  • PN type checker
  • PN type checker

Selling Points

  • Thermo electrode and cold electrode is mounted detecting part of measuring probes
  • Possible to check most figure of sample such as single crystalline silicon wafer, bulk, ingot and so on

*Please select from 2 types;
1) 2 probe ver.(Hot probe, Cold probe),
2) 1 probe ver.(Hot & Cold probe)

Details

Applications

Semiconductor materials, Solar-cell materials (Silicon, Polysilicon, SiC etc)

Sample sizes

more than 2 inch

Measuring range

PN Checking range in resistivity : 1m ~ 20k Ω・cm
*Polycrystalline silicon、thin film on wafer、MultiOxidized film on wafer surface are can not judgement

Non-contact conductivity type (P/N) checker for quick check

PN-50α

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  • PN type checker

Selling Points

  • Principle: Photovoltaic effect by light pulse irradiation
  • No damage and no stain by Non-contact method
  • Possible to check even oxidized film on wafer surface
  • Instantly discrimination by optical pulse illuminate

Details

Applications

Semiconductor materials, Solar-cell materials (Silicon, Polysilicon, SiC etc)

Sample sizes

more than 30x30mm

Measuring range

PN Checking range in resistivity : 0.1~1,000Ω・cm

Portable pen-type non-contact P/N checker

PN-8LP

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  • PN type checker
  • PN type checker

Selling Points

  • Principle: Photovoltaic effect with the 650nm laser diode
  • Power supply : DC1.5V(size AA alkaline battery), 300mA
  • Display of judgement : P(red) or N(green) LED lamps

Details

Applications

Semiconductor materials, Solar-cell materials (Silicon, Polysilicon, SiC etc)

Sample sizes

*Possible size to laser measurement

Measuring range

PN Checking range in resistivity : 0.02~5,000Ω・cm

Non-contact Inline P/N checker module for Solar wafer

PN-100BI

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  • PN type checker

Selling Points

  • Principle: Photovoltaic effect with the laser diode
  • Suitable for production line and tranceportation system
  • Connect to host PC by LAN to send measurement command and data

Details

Applications

Solar wafer

Sample sizes

~ 156 x 156mm or 210x210mm

Measuring range

PN Checking range in resistivity : 0.1~100Ω・cm