3S3 Datasheet, PDF (2/4 Pages) Ferroxcube International Holding B.V. – Material specification

Ferroxcube
Material specification
3S3
3S3 SPECIFICATIONS
This wideband EMI-suppression material is specified
on impedance and optimized for frequencies from 30
to 1000 MHz in applications with high bias currents at
elevated temperatures (e.g. rods for chokes in
commutation motors).
SYMBOL CONDITIONS
µ_i
25 °C; ≤10 kHz;
0.25 mT
B
25 °C; 10 kHz;
1200 A/m
Z⁽¹⁾
100 °C; 10 kHz;
1200 A/m
25 °C; 30 MHz
25 °C; 100 MHz
25 °C; 300 MHz
ρ
DC; 25 °C
T_C
density
VALUE
≈ 350
≈ 320
≈ 270
≥ 25
≥ 60
≥ 100
≈ 10⁴
≥ 225
≈ 4 800
Note
1. Measured on a bead ∅5 × ∅2 × 10 mm.
UNIT
mT
Ω
Ωm
°C
kg/m³
10 ⁴
handbook, halfpage
µ's ,µ's'
10 ³
µ_s'
10 ²
MBW196
3S3
µ's'
10
10 ¹
1
10 _{f (MHz)} 10 ²
Fig.1 Complex permeability as
a function of frequency.
1000
handbook, halfpage
µ_i
800
600
400
200
0
50
50
MBW192
3S3
150 _{T (}^o_C) 250
500
handbook, halfpage
B
(mT)
400
300
25oC
100oC
MBW198
3S3
200
100
0
50
0
50 100
500
1000
H (A/m)
Fig.2 Initial permeability as a
function of temperature.
2008 Sep 01
2
Fig.3 Typical B-H loops.