Used PLASMATHERM 770 ICP #9123970 for sale
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ID: 9123970
Wafer Size: 8"
Vintage: 1997
Ion coupled plasma etcher system
Dual chamber
Load lock shuttle lock transfer
RFPP–RF5S RF power supply w/AM5
Six zone heater
Pressure controller: PM5
RF20M with phase
Model 919 hot cathode controller
VAT PM5 adaptive pressure controller
Dual pumping stack with Leybold 600C
Leybold D65BCS
Dual sofie endpoint detectors
Gas chemistry:
Non-chlorine side:
(5) MFCs
(1) N2 Purge
Clorine side:
(4) MFCs
(2) N2 Purges
Plasmatherm windows based OS
208V, 3 Phase, 50/60 Hz
1997 vintage.
PLASMATHERM 770 ICP is an advanced dry-etching etcher/asher equipment originally designed for development and process integration in the semiconductor industry. It is specifically engineered to meet the challenges of high aspect ratio etch, making it suitable for the most difficult processes and applications. The system utilizes an inductively coupled plasma (ICP) source that produces higher high-density plasma with low ionized species to achieve greater accuracy and uniformity than alternative etching systems. The ICP operates at 10.2MHz and has a power range of up to 400 watts, allowing for precise control over power and etching depth. The ICP also operates at temperatures between 450 and 950°C and has a pressure range of 0-1000 mTorr for enhanced flexibility and accuracy. The unit also features an Energy Neutral Charged Particles (ENCP) source, which is designed to reduce long-term damage to the wafer. This source eliminates ionized particles, creating a more uniform etching process which reduces damage to micro features and improves overall accuracy. The ENCP is also capable of providing a higher etching rate and a decreased surface roughness compared to alternative etching techniques. The machine also features three axes of motion and opto-mechanical auto centering to increase productivity and precision. With a 5.8" process chamber, 770 ICP can fit any size wafer and execute etch processes up to 8.0" in diameter. The ceramic-lined process chamber also features a uniform temperature design that creates a stable etching environment. For advanced process control, the tool utilizes advanced automation functions including thermal control, Process Recipe Manager, and semi-automated wafer transfer. A fully automated robotic gas asset is also available to reduce operator intervention and improve productivity, as well as a traceable gas delivery model for greater control over gas mixture composition. Overall, PLASMATHERM 770 ICP etcher/asher equipment is a powerful and reliable tool designed for the most difficult processes and applications in the semiconductor industry. With high-density plasma, uniform power distribution, and automated gas system, the unit offers superior etching accuracy and repeatability.
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