High Accuracy Piezo Actuator PZT for optical fiber stretch

Piezo Actuator PZT,optical fiber stretch,High Accuracy

Type:PSt150/14*14/20

Material Properties

Material: PZT(PZT5H)

1. ref:5400

Loss factor: 200*10-4

Coupling factor:KP=0.62, K31=0.34, K33=0.68

Piezo coefficient:d31=-290pm/V, d33=+635pm/V

1. :S33E=18.1*10-12m²/N, S11E=14.8*10-12m²/N

Frequency constant: Radial=2040m/sec, Thickness=1800m/sec,

Transverse=1410m/sec,

Longitudinal=1370m/sec

Quality factor(resonance): 70

Density:8g/cm³

Curie temperature: 150°C

Specific heat:380Ws/°K kg

Thermal conductivity: ca.1.5 Ws/m·K(axial direction)

Above-mentioned parameters can vary significantly with the

operating electrical field strength.

Temperature

Operating temperature:-50~+100°C(according to resin). If >100°C, PZT performance will be reduced reversibly Above Curie temperature, piezo actuators will be permanently depolarized.

Technical data

1. [μm]±15%:28/20
2. [μF]±20%:14.5

Stiffness [N/μm]±20%:500

Resonant frequency [kHz]±20%:47

Blocking Force [N]:15000

Mass [g]±5%:31.3

Applications

Fiber stretching

Active vibration control

Piezo dispensing valve

Precision positioning

Piezo deformable mirror

Piezo gripper

Laser cavity tuning

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