Multilayer Piezo Actuators
High active passivated stack technology, 5.2 x 5.2 x 30 mm
Series/Type: B58004
Ordering code: B58004M4030A020
Date: January 2018
Version: 1
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Identification/Classification 1 Multilayer Piezo Actuators
(header 1 + top left bar):
Identification/Classification 2 High active passivated stack technology, 5.2 x 5.2 x 30 mm
(header 2 + bottom left header bar):
Ordering code: (top right header bar) B58004M4030A020
Series/Type: (bottom right header bar)
B58004
Preliminary data (optional):
Department: PPD PI PD
Date: January 2018
Version: 1
Prepared by: Dr. Silvia Dernovsek
Signed by: Harald Kastl, Dr. Axel Pecina
EPCOS AG 2018. Reproduction, publication and dissemination of this publication, enclosures hereto and the information
contained therein without EPCOS' prior express consent is prohibited.
EPCOS AG is a TDK Group Company.
Multilayer Piezo Actuators B58004M4030A020
High active passivated stack technology, 5.2 x 5.2 x 30 mm B58004
Features
High active stack technology
Highly efficient actuator design thanks to smallest insulation zones
Robust design that avoids polarization cracks
High melting metal bond
High reliability
Highest cycle stability at high temperatures
Outstanding resistance against humidity
Design
RoHS-compatible PZT (lead zirconium titanate) ceramic with high coupling factor
Copper inner electrodes
Dimension of ceramic body: 5.2 x 5.2 x 30 mm
Passivated stack
Polarized with 160 V
Contains SVHC substance 12626-81-2
General technical data
Ratings
Recommended pre-load 730 N
Stack surface temperature -40 +160 C
Voltage range -10 +180 V
Current range -30 +30 A
Electrical specification after polarization
Capacitance 25 C, 1 kHz, 1 V
typ. 3.0 F
RMS
Insulation resistance 25 C, 730 N pre-load, 8 V , after 60 s
>100 M
DC
Stroke @ 160 V (s)
59 m 10%
Charge @ 160 V (Q)
1.0 mC 10%
25 C, 730 N pre-load, 1 N/m stiffness of pre-
load spring, dynamically measured
Capacitance @ 160 V (C = Q/U)
6.20 F 10%
Energy @ 160 V (E = Q*U/2)
80 mJ 10%
25 C, 730 N pre-load, dynamically, various typ. 25.0 N/m
Stiffness @ 160 V (k
stack)
load stiffnesses
PPD PI PD January 2018
Please read Cautions and warnings and Page 2 of 7
Important notes at the end of this document.