Tegal 901e       Tegal 903e       Matrix 303       Matrix 403       Gasonics AE 2001       Lam 490       Lam 590 

      Lam Rainbow 4420       Lam Rainbow 4520       TOK TSE-306W PLASMA ETCHER       Tegal 803 Plasma Etcher
      Tegal 1513e Plasma Etcher       Tel Plasma Etcher 750C

Lam 490 Plasma Etcher  Equipment

Maker:LAM Research

Condition:Refurbished and upgraded

Refurbished by:Allwin21 Corp.

*Fully automated microprocessor control
*High throughput vacuum load locked
*Programmable, variable electrode spacing
*Endpoint detection
*Can be configured for 3" to 6" wafers
*Bulk head mount configuration
*ENI OEM 6 13.56 MHz
*650W RF Generator. 208 V, 3 Phase, 60 Hz

Fluorine & Chlorine based parallel plate system for etching polysilicon & nitride with endpoint detection
 
- Gases available: Cl2, SF6, He, O2, C2F6
  - RF power source: 650W at 13.56MHz
 
- Substrate size: 4” single wafer
Polysilicon etch with chlorine based gas
  E/R:             3500A/min        Selectivity to oxide:            25:1
  Uniformity: 5%                     Selectivity to photoresist: 1.3:1
Polysilicon etch with fluorine based gas
  E/R:             4000A/min        Selectivity to oxide:             20:1
  Uniformity: 8%                     Selectivity to photoresist: 1.5:1
Silicon Nitride etch with fluorine based gas
  E/R:             1000A/min        Selectivity to oxide:              3:1
  Uniformity: 8%                     Selectivity to photoresist: 1.3:1

 

 

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