AMAT 0190-26495 6-Channel Temperature Controller
AMAT 0190-26495 6-Channel Temperature Controller
Introduction
The AMAT 0190-26495 is a high-performance 6-Channel Temperature Controller module (often identified under the Silvia or SDC series engineering specifications).
Manufactured by Yamatake (Azbil) for Applied Materials, it is a critical part of the thermal management system for 300mm wafer processing platforms.
This module is specifically engineered to provide closed-loop thermal regulation for heaters and sensors within the process chamber.
It is commonly found in Centura, Endura, and Vantage systems, where maintaining an exact thermal budget is vital for process repeatability and wafer yield.
Technical Parameter Table
| Parameter | Specification |
| Manufacturer | Applied Materials (AMAT) / Yamatake (Azbil) |
| Part Number | 0190-26495 |
| Revision | Typically Rev 002 |
| Component Type | 6-Channel Temperature Controller |
| Control Logic | Multi-loop PID (Proportional-Integral-Derivative) |
| Input Channels | 6 Independent Thermocouple/Sensor Inputs |
| Output Channels | 6 Independent Control Outputs |
| Communication | Proprietary AMAT Interface / Serial Protocol |
| Weight | Approx. 1.5 kg |
Product Advantages and Features
High-Density Control: Manages six independent thermal zones from a single module, reducing the overall footprint in the controller rack.
Advanced Diagnostics: Features extended communication functionalities for real-time monitoring of thermal trends and fault detection.
EMI Shielding: Specifically hardened against the electromagnetic interference common in high-power RF and plasma environments.
Superior Stability: Optimized PID algorithms ensure minimal temperature overshoot, protecting sensitive thin-film layers during deposition or etch cycles.
Application Cases
Chamber Heater Jackets: Regulating the temperature of the chamber exterior to prevent precursor gas condensation.
Pedestal/Susceptor Heating: Controlling the resistive heating elements under the wafer to ensure uniform thermal distribution across the 300mm surface.
Retrofit and Maintenance: Used as a direct replacement in legacy Centura or Endura tools to maintain original equipment manufacturer (OEM) performance standards.
Other Models in the Same Series
The 0190-series includes several variants that work in tandem with the 26495 within the AMAT automation ecosystem:
| Part Number | Description |
| 0190-26463 | Related Temperature Controller (Vantage Radiance Series) |
| 0190-22205 | 6-Channel Temperature Controller (Silvia Standard) |
| 0190-03234 | Standard Automation I/O Module |
| 0190-33595 | High-Voltage RF Cable Assembly (PULS) |
Unique Product Description
The AMAT 0190-26495 is the “thermal brain” of the chamber control module. Unlike general-purpose industrial controllers, this 6-channel unit is purpose-built for the high-vacuum, high-stakes environment of a semiconductor fab. It bridges the gap between raw sensor data and precise power delivery, ensuring that the thermal “recipe” is followed to the exact millidegree.
Its reputation for durability makes it a preferred choice for high-volume manufacturing (HVM) facilities where downtime is measured in thousands of dollars per minute.
Installation and Maintenance
Installation: Align the module with the card-edge guides in the controller rack. Ensure the locking levers are fully engaged to guarantee a solid connection with the backplane.
Calibration: Following installation, the module may require a “software handshake” or auto-tuning via the tool’s HMI to synchronize with the specific resistance of the chamber’s heating elements.
Maintenance: Periodically check the front panel for error codes or status LED fluctuations. Ensure the rack’s ambient cooling is functional, as excessive heat can lead to premature logic failure.
Handling: This is a Class 1 ESD-sensitive device. Always use a grounded wrist strap during handling to prevent latent electrostatic damage to the internal circuitry.