AMAT 0240-34077 Centura Endpoint Controller Kit
AMAT 0240-34077: Centura Endpoint Controller Kit
The AMAT 0240-34077 is a high-performance Endpoint Controller Kit designed for the Applied Materials Centura mainframe system.
In semiconductor manufacturing, endpoint detection is a critical process control mechanism used to determine the precise moment a thin film has been etched away or deposited to the desired thickness.
This controller integrates advanced signal processing to monitor optical emissions or laser interferometry, ensuring repeatable results across thousands of wafer cycles.
Technical Parameter Table
| Parameter | Specification |
| Manufacturer | Applied Materials (AMAT) |
| Part Number | 0240-34077 |
| Component Type | Endpoint Controller Assembly / Kit |
| Mainframe Compatibility | Centura 5200, Centura Phase II / II+ |
| CPU Architecture | Pentium-based (e.g., Rainbow II / P54C) |
| Included Modules | Emission/Laser PCB (0100-09172), VGA I/O Interconnect (0100-70034) |
| Weight | Approx. 17.35 kg – 20.05 kg (Kit dependent) |
| Interface | VGA I/O, RS-232/Ethernet (System dependent) |
Product Advantages and Features
Precision Timing: Utilizes high-speed Eight-Channel Emission/Laser processing to detect subtle changes in plasma chemistry or layer thickness.
System Stability: Specifically engineered for the Centura platform, reducing “noise” in data acquisition that can lead to over-etching or under-etching.
Modular Design: The kit includes the controller backplane and specialized PCBs (like the 0100-09172), allowing for easier diagnostic testing and individual component replacement.
Legacy Support: Essential for maintaining high-yield production on 200mm and older 300mm Centura lines.
Unique Product Description
The AMAT 0240-34077 acts as the “eyes” of the etch chamber. While the plasma performs the work, this controller monitors the reaction in real-time, identifying the specific spectral signature of the underlying layer as it is exposed.
By transitioning from time-based etching to signal-based endpoint detection, manufacturers can significantly reduce wafer-to-wafer non-uniformity and prevent damage to critical device features.
Application Cases
Silicon Trench Etching: Detecting the endpoint when the desired trench depth is reached in logic or memory fabrication.
Photoresist Stripping: Monitoring the removal of organic layers to ensure complete cleaning without damaging the silicon substrate.
Dielectric Deposition Control: Using laser interferometry via the controller to measure film growth in real-time.
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0100-09172: The Eight-Channel Emission/Laser Endpoint PCB (core component of the kit).
0100-70034: EP VGA I/O Interconnect board.
0100-20100: Analog Input/Output PCB assembly commonly used in Centura mainframes.
0050-76406: OTB NW40 Foreline Adapter for mainframe integration.
Installation and Maintenance
ESD Protection: This kit contains sensitive CMOS-based microprocessors (Pentium/Rainbow II). Always use grounded wrist straps during handling.
Card Seating: When installing the controller into the Centura VME or proprietary backplane, ensure the locking levers are fully engaged to prevent intermittent communication errors.
Calibration: After replacement, the endpoint detection software must be re-calibrated using a “Golden Wafer” to establish a baseline for signal-to-noise ratios.
Thermal Management: Ensure the controller fans are clear of dust; overheating in the electronics rack is a primary cause of 0240-34077 failure.