SAW Grade LiTaO3 Wafers
Exceptional Piezoelectric Properties: Efficient energy transformation in SAW devices.
Good Mechanical and Electrical Coupling:Ensures reliable performance in various applications.
Stable Temperature Coefficient: Maintains performance consistency across temperature variations.
Applications: Q-switch in Laser Applications, Pyroelectric Detectors in Infrared Applications, Filters and Resonators in Electronics, etc.
Lithium tantalate (LiTaO3), often referred to as LT, is a crystal belonging to the trigonal system with a distorted perovskite structure and point group c63vr3c. It appears colorless or shallow yellowish-green and is recognized for its multifunctional capabilities.
Specifications:
Crystals Orientations | X,Y,Z, Y36, Y42,Y48, X-112Y |
Orientation Fluctuation | ±0.30° |
Diameter | 2″, 3″, 4″, 6″ and customized |
Length | 50~80mm |
Curie Temp | 605±3°C |
Orientation of First Reference Flat | As required ±0.2 0 |
Length of First Reference Flat | 32±2 mm (4"), 22±2 mm (3") inspection polished |
Second Reference Flat | Available if required, the length shall be 12±3 mm (4"), 10±3mm(3") |
Appearance | Free of crack, pore, inclusion |
Advantages:
- Exceptional Piezoelectric Properties: Efficient energy transformation in SAW devices.
- Good Mechanical and Electrical Coupling:Ensures reliable performance in various applications.
- Stable Temperature Coefficient: Maintains performance consistency across temperature variations.
Applications:
- Q-switch in Laser Applications: Used to modulate the intensity of laser beams.
- Pyroelectric Detectors in Infrared Applications: Detects infrared radiation by converting temperature changes into electrical signals.
- Filters and Resonators in Electronics: Essential components in electronic circuits for signal processing.
SAW grade lithium tantalate is optimized for Surface Acoustic Wave (SAW) applications due to its exceptional piezoelectric properties, which efficiently convert mechanical signals into electrical signals. Polished LT wafers are crucial for manufacturing a wide range of SAW devices, including resonators, filters, and transducers, owing to their excellent mechanical and electrical coupling, stable temperature coefficient, and overall performance.