4-Inch Black Fe Doped LiTaO3 MEMS Wafer - 76.2mm Diameter, 0.35mm Thickness for SAW Devices
Price:
USD 20-200/pc
MOQ:
1pc
Delivery Time:
3-5 weeks
Brand:
Crystro
Product Description
4-Inch Black Fe Doped LiTaO3 MEMS Wafer
Product Overview
This 4-inch black Fe doped Lithium Tantalate (LiTaO3) MEMS wafer features excellent piezoelectric, ferroelectric, acoustooptic and electro-optic properties. Manufactured using the Czochralski method, these wafers are ideal for high-performance applications including resonators, filters, transducers, and surface acoustic wave devices.
Technical Specifications for SAW Applications
| Orientation | Diameter | Reference Flat | Thickness | Surface Finish |
|---|---|---|---|---|
| 36° Y-Cut | 76.2 ± 0.7 mm | 22 ± 3 mm | 0.35 ± 0.03 mm | Front: Mirror Polished |
| 42° Y-Cut | 76.2 ± 0.7 mm | 22 ± 3 mm | 0.50 ± 0.03 mm | Front: Mirror Polished |
| X-Cut | 100.0 ± 0.7 mm | 32 ± 3 mm | 0.50 ± 0.03 mm | Back: Ground |
Material Properties
| Material | Orientation Options | Curie Temperature | Doping | Single Domain |
|---|---|---|---|---|
| LiTaO3 Wafer | X112/Y28/Y36/Y42/YZ or Customized | 605°C ± 3°C | Fe | Complete polarization/reduction |
Available Options
- Polish: DSL/SSP/DSP
- Thickness: 0.18/0.25/0.35/0.50/1.00+ mm
- TTV: <1-5 μm
- Bow: ±(25-40 μm)
- Bow and Twist: ≤35 μm
- LTV (5mm×5mm): <1.5 μm
- PLTV (<0.5μm): ≥98% (5mm×5mm, 2mm edge excluded)
- Cut: Custom per request
- Ra: ≤5Å
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Company
ANHUI CRYSTRO CRYSTAL MATERIALS Co., Ltd.
Location
No. 176, Yuner Rd, Yunhai Rd Industrial Park, Baohe District，Hefei City，Anhui Province
Contact Person
Wu