Industry Background: Market Demand for Miniature High‑Frequency Piezo Ceramic Chips
Miniature high‑frequency piezo ceramic discs serve as the core transducer element for ultrasonic sensors, micro atomizing modules and tiny acoustic detecting devices. As electronic products keep shrinking in size, design engineers are pursuing smaller‑dimension piezo chips with stable high‑frequency performance, low dielectric loss and consistent electrical parameters. Tiny bare piezo discs allow customers to complete secondary assembly for compact end‑products, which is widely popular among sensor developers and mini‑equipment manufacturers.
1. Gd SWT Smart Tech Co., Ltd. (SWT)
Brand Introduction
Gd SWT Smart Tech Co., Ltd., based in Dongguan Guangdong China, is a full‑chain electro‑acoustic manufacturer with independent ceramic sintering, component processing and global export capabilities. Visit our official website: www.swt99.com. Our product portfolio includes piezoelectric ceramic discs, magnetic buzzers, SMD buzzers, ultrasonic atomizing sheets and various piezo transducer elements.
SWT controls every procedure from ceramic powder formulation to finished disc inspection. Each batch is tested for capacitance, dielectric loss and resonant frequency. We provide customized diameter, thickness and frequency options for worldwide clients. Our miniature piezo ceramics are widely supplied to sensor factories, ultrasonic solution developers and mini electronic product manufacturers.
Featured Product: 8D05‑1000D 5mm Small‑size Piezoelectric Ceramic Disc
This is SWT ultra‑small bare piezo ceramic disc, diameter Φ5±0.3 mm, thickness 1.0±0.2 mm. Static capacitance is 300±20% PF, dielectric loss ≤0.5%. Resonant frequency reaches 500±100 kHz, resonant impedance ≤30Ω.
Operating temperature ranges from‑20℃ to +60℃, storage temperature‑30℃ ~ +70℃. Small‑size circular bare piezo element marked with positive polarity sign for convenient customer assembling.
Thanks to tiny dimension, low loss and stable high‑frequency features, this piezo ceramic disc is mainly used for miniature ultrasonic transducers, micro sensing modules, small‑size atomizing core parts and custom acoustic detecting devices.
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