AMAOE Stencil Original iPhone 6S/6SP-A9
High-Quality Stencil Design
The AMAOE Stencil Original iPhone 6S/6SP-A9 offers unmatched precision and durability. Designed specifically for the iPhone 6S and 6S Plus A9 chipset, this stencil provides a seamless solution for chip reballing and repair professionals. AMAOE Stencil Original iPhone 6S/6SP-A9
Optimized for Performance
Crafted with a focus on accuracy, this stencil ensures perfect alignment, making every repair efficient and hassle-free. Its durable construction ensures that it withstands multiple uses without losing effectiveness, saving both time and effort in your repair projects. AMAOE Stencil Original iPhone 6S/6SP-A9
Purpose-Built for Professionals
The AMAOE Stencil is ideal for mobile repair specialists who require reliable tools to achieve precision work. Its original design guarantees compatibility with the A9 chipset, offering peace of mind and consistent results for every project. AMAOE Stencil Original iPhone 6S/6SP-A9
The AMAOE Stencil (Model: IP-6S/6SP-A9) is a professional-grade precision tool engineered for high-level board repairs, specifically for the Apple iPhone 6S and iPhone 6S Plus. This stencil is primarily used by microsoldering technicians for BGA (Ball Grid Array) reballing, ensuring that the A9 CPU and its associated ICs are perfectly resoldered to the logic board. AMAOE Stencil Original iPhone 6S/6SP-A9
Below is the detailed technical breakdown and specifications in the requested format. AMAOE Stencil Original iPhone 6S/6SP-A9
Technical Specifications Table
| Feature | Specification Details |
| Product Name | AMAOE Stencil for iPhone 6S / 6S Plus (A9 Chipset) |
| Model Number | IP-6S/6SP-A9 (also referenced as U-IP3) |
| Brand | AMAOE (Original) |
| Primary Compatibility | iPhone 6S, iPhone 6S Plus |
| Supported Chipset | Apple A9 CPU (SoC) |
| Material Composition | Japanese Imported High-Grade Stainless Steel |
| Thickness | $0.12\text{mm}$ (Ultra-thin for precise solder paste volume) |
| Hardness Grade | Super Hard (Heat resistant and deformation resistant) |
| Hole Design | Square/Rectangular precision CNC-cut apertures |
| Aperture Type | High-precision laser-etched cooling holes to prevent bulging |
| Weight | Approx. $0.04\text{kg}$ to $0.05\text{kg}$ |
| Thermal Stability | Anti-drum/Anti-bulge design for high-temperature stability |
| Reusability | High durability for multiple reballing cycles |
| Functionality | CPU reballing, RAM reballing, and Logic Board IC repair |
Detailed Component Analysis
1. Material & Build Quality
The stencil is manufactured using Japanese-sourced steel, which is widely regarded in the electronics repair industry for its superior “memory” properties—meaning it returns to its flat state even after being subjected to the intense heat of a hot air rework station. Unlike cheaper stencils, the AMAOE A9 plate uses a proprietary tempering process that minimizes thermal expansion.
2. High-Precision Apertures
The holes (apertures) are cut using high-speed CNC laser technology. For the A9 CPU, which contains hundreds of microscopic solder balls, even a $0.01\text{mm}$ deviation can result in a “bridged” connection (a short circuit) or a “cold joint” (no connection). The AMAOE stencil features:
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Vertical Walls: Ensuring the solder paste releases cleanly without sticking inside the holes.
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Optimal Thickness: At $0.12\text{mm}$, the stencil provides the exact volume of solder paste required to form a perfect sphere upon reflow, ensuring the A9 chip sits at the correct height on the PCB.
3. Thermal Performance (The “Anti-Bulge” Feature)
One of the biggest challenges in BGA reballing is the “stencil bulge.” When heat is applied directly to the stencil, it can warp upward, causing solder balls to merge. AMAOE addresses this with specialized cooling vents and a heat-sink-style design that allows for even heat distribution across the surface of the A9 chip. AMAOE Stencil Original iPhone 6S/6SP-A9
4. Comprehensive Layout
While the A9 CPU is the centerpiece, this stencil often includes layouts for peripheral ICs essential to the iPhone 6S/6SP power and data lines, including:
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Baseband ICs
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Power Management ICs (PMIC)
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NAND Flash (Storage)
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Audio and Touch ICs
Usage Instructions for Technicians
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Preparation: Clean the A9 chip thoroughly using a soldering iron and wick to remove old solder. Use Isopropyl Alcohol (IPA) to ensure the surface is pristine. AMAOE Stencil Original iPhone 6S/6SP-A9
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Alignment: Place the AMAOE stencil over the chip. The high-transparency steel quality allows for easy visual alignment under a microscope. AMAOE Stencil Original iPhone 6S/6SP-A9
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Application: Apply a high-quality solder paste (e.g., $183\text{°C}$ or $138\text{°C}$ depending on the component) using a scraper. AMAOE Stencil Original iPhone 6S/6SP-A9
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Reflow: Use a hot air station set to approximately $300\text{°C} – 350\text{°C}$ with low airflow. The stencil’s anti-bulge properties will keep it flat during this process. AMAOE Stencil Original iPhone 6S/6SP-A9
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Extraction: Once the solder balls have formed and solidified, gently remove the stencil. AMAOE Stencil Original iPhone 6S/6SP-A9
Note: Proper maintenance of the stencil is key. Always clean the stencil with a soft brush and solvent immediately after use to prevent dried solder paste from clogging the $0.12\text{mm}$ apertures. AMAOE Stencil Original iPhone 6S/6SP-A9
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