Nitto Semiconductor Wafer mounter DR8500III

The Nitto DR8500III is a fully automated protective tape application device in the Nitto NEL SYSTEM™ series, specifically designed for 200mm (8-inch) wafers. Simply put, its core function is to apply a layer of protective tape completely to the front side of the wafer (the side with the circuit patterns) before the critical back-side thinning (also known as back-side grinding) process, preventing damage during subsequent high-speed grinding.

DR8500III vs. DR3000III Core Parameter Comparison

To help you quickly grasp the positioning of the DR8500III, we've compared it side-by-side with the DR3000III, which also supports 300mm wafers, making the differences immediately apparent.

Comparison Items: DR8500III (Main Introduction) DR3000III

Main Positioning: Fully automatic protective tape applicator for 200mm wafers; Fully automatic protective tape applicator for 300mm wafers

Applicable Wafer Sizes: 8/6/5/4 inches (200/150/125/100mm); 300/200mm (12 inches/8 inches)

Throughput: Standard: 77 wafers/hour

RF Version: 68 wafers/hour; 68 wafers/hour

Compatible Wafer Thickness: Wafers without back-side grinding; 400µm or thicker

Main Features and Technical Characteristics:

The DR8500III's technical features fully consider compatibility, process performance, and ease of operation.

Extensive Wafer Compatibility: Standard support for 8/6/5-inch wafers, with optional support for 4-inch wafers. Furthermore, heated chucks/rollers can be added as an option to meet different process requirements.

Low-stress film application technology: Its RF version employs low-tension applying technology, significantly reducing stress on the wafer during the film application process and lowering the risk of wafer warpage or breakage.

Industry-standard high-efficiency automation: The equipment allows operators to quickly access preset production parameters via a touch panel and recipe functionality, providing intuitive operation. It also complies with CE safety standards and offers optional SECS/GEM communication protocols, enabling seamless integration into modern semiconductor factory automation systems.

Application areas: The DR8500III's primary market is in the semiconductor manufacturing of 200mm (8-inch) wafers, particularly crucial in the following key processes:

Backgrinding: This is its core application. Before the backgrinding process, it provides mechanical protection to the wafer's front side, preventing high-speed rotating grinding wheels from scratching the circuitry; it also provides chemical protection, preventing contamination of the wafer surface by polishing fluid and debris.

Wafer dicing/Sawing: Before dicing the wafer into individual chips, dicing tape is applied to fix the wafer, ensuring stability and precision during the dicing process.

Collaborative Work and Ecosystem

On a complete semiconductor packaging production line, the DR8500III typically doesn't work alone, but rather collaborates with other equipment to form a closed-loop production process of "film application - process - film removal".

Collaboration with Film Removal Machines: After processes such as back-side thinning and laser annealing, the protective tape needs to be removed, requiring a film removal machine. For example, Nitto's HR8500III fully automatic tape removal machine is a common choice to pair with the DR8500III.

Collaboration with Grinding/Dicing Equipment: The film application process of the DR8500III is a crucial link in providing "material pretreatment" for core process equipment such as grinders and dicing saws.

Summary

In summary, the Nitto DR8500III is a mature, stable, and efficient fully automatic 200mm wafer film application machine. Its core value lies in providing reliable protection for the wafer before critical processes such as back-side thinning through precise, low-stress film application technology, which is crucial for ensuring the yield and performance of the final chip.