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Ferrites and accessories
SIFERRIT material T65
Date:
September 2006
Data Sheet
© EPCOS AG 2006. Reproduction, publication and dissemination of this publication, enclosures
hereto and the information contained therein without EPCOS’ prior express consent is prohibited.
SIFERRIT materials
T65
www.DataSheet4U.com
Material properties
Preferred application
Broadband transformers
Material
T65
Base material
MnZn
Symbol
Unit
Initial permeability
(T = 25 °C)
μi
5200
±30%
Meas. field strength
Flux density (near
saturation) (f = 10 kHz)
Coercive field strength
(f = 10 kHz)
Optimum
frequency range
Relative at fmin
loss factorat fmax
Hysteresis
material constant
H
BS (25 °C)
BS (100 °C)
Hc (25 °C)
Hc (100 °C)
fmin
fmax
tan δ/μi
ηB
A/m
mT
mT
A/m
A/m
MHz
10–6
10–6
10–6/mT
1200
460
320
12
11
0.01 …
0.20
<1.5
<25
<1.1
Curie temperature
Relative
temperature coefficient
at 25 … 55 °C
at 5 … 25 °C
TC
αF
°C >160
10–6/K
—
—
Mean value of αF
at 25 … 55 °C
10–6/K – 0.5
Density (typical values)
kg/m3 4900
Disaccommodation
factor at 25 °C
DF
10–6
—
Resistivity
ρ Ωm 0.30
Core shapes
RM, P, Toroid, EP
Please read Cautions and warnings and
Important notes at the end of this document.
2 09/06
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