Branson IPC L3200 Plasma Asher Equipment
Maker:Branson
Condition:Refurbished and upgraded
Refurbished by:Allwin21 Corp.
Branson/IPC L3200 single wafer downstream stripper
Reactor Center
* Dual quartz chambers for 100-150mm wafers( or 150-200mm wafers), cassette to casette operation * Automatic pneumatic soft-lift assemblies for each chamber * In-line gas filters (0.05 micron) * Two PM 732 automatch networks * Quartz halogen lamp for preheating * Process capabilities: positive and negative resist, hardened resist, polyimide
Process control and instrumentation
* Microprocessor controller, menu driven * 20 recipes maximum * Programmable Process Parameters: Gas Flow, Chamber Pressure, RF Power, Strip time, Heat Lamp On time, overstrip time * Programmable Tolerance Limits: RF Power (forward and reflected), Time, Pressure, Gas flow, Pumpdown * Automatic pressure control * CRT system status display * Programmable tolerance limit alarm * Sixty four key, alphanumeric keypad for entry of process and system parameters * seventy two hour battery backed RAM for program memory
Gas Handling Module and Control Features
* Two process gas lines and one purge line to include: One O2 @ 4000 SCCM mass flow controller, Optional gas (blank), fast and slow N2 purge * All Stainless steel valves and gas lines * Automatic variable throttle valve for pressure control * Separate capacitance manometers for each chamber with isolation valve
Wafer Handling and Sensing
* Automatic pick-and-place wafer handling * Two elevator cassette stands for send-to-receive operation
DC Power Module * Distributes AC/DC power to system
System Power Control Panel * AC ON/OFF for system power, RF generator, and vacuum pumps
Power Cabinet Assembly
* 510 Power Distribution Module * Wafer Heating Module * Separate control for system power, RF generator, and vacuum pumps control signal * Shielded high-voltage components * Emergency OFF switches * Cover safety interlocks * 12-VAC control to complete system * ENI Mod.-12A RF Generator, 13.56MHz, crystal controlled, 0-1000 watts, continuously rated, Solid state, water-cooled
Safety and Security Features
* All covers interlocked * Emergency OFF switches * Electronic and software interlocks for RF power, wafer heating and gas flow
Facility Requirements
* Compressed air: 60 to 120 psig (clean and dry) * System Electrical power: 200 to 240VAC, 40 amp, 1 phase, 50/60 Hz * Wafer Heating power: 200 to 240VAC, 15 amp, 1 phase, 50/60 Hz * Cooling water: 1.2 gal/min (house water, filtered) for RF generator * House vacuum: at leastg .8CFM @ 20 inches Hg * Mainframe air exhaust: 4 inch duct flange, 100 CFM

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