2743037447 Fair-Rite, 2743037447 Datasheet - Page 163

• Manufacturer Part Number: 2743037447
• Description: CHIP BEAD,Ferrite
• Manufacturer: Fair-Rite

Specifications of 2743037447

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

14th Edition
P.O. Box J,One Commercial Row, Wallkill, NY 12589-0288
Phone: (888) FAIR RITE / [phone]
Air Core Inductance
Inductance
Attenuation
Effective Core Parameters
Flux Density Peak
[phone]
* To check for maximum peak flux density in a non-uniform core set subsitute A
A=
L
L = N
L = m
L = m
20 log
Where
C
l
e
o
1
=
= S l/ A
= C
B =
4
10
e
i
1
2
2
Z
Z
Z
/ C
4
4
A
N
S
L
SC
C
Z
L
C
C
2
4.44 f N A
2
S
1
1
1
10
N
N
(cm
(cm),
=
=
=
+ Z
Z
E 10
2
2
S
10
10
-9
-1
+ Z
L
)
-9
-9
Source impedance
Load impedance
Suppression core impedance
8
+ Z
L
(H)
C
(nH)
(H)
(H)
e
Magnetic Design Formulas
1
SC
*
in cm
C
A
(gauss)
}
(dB)
e
2
Where
C
-1
=
=
1
in cm
• FAX: (888) FERRITE / [phone] • www.fair-rite.com • E-Mail: [e-mail]
S l/ A
C
1
/ C
-1
E
f
A
l
I
N
2
2
p
e
e
[phone]
(cm
(cm
= RMS sine wave voltage (V)
= Frequency (Hz)
= Effective cross-sectional area (cm
= Effective path length (cm)
= Peak current (A)
= Number of turns
-3
2
)
)
Fair-Rite Products Corp.
Note: (914) Area Code has changed to (845).
Magnetic path is divided into elements with length
and cross-sectional area A.
V
Field Strength (Peak)
Number of Turns
Effective Permeability
Quality Factor
e
=
H =
N =
m
Where l
Q =
e
C
=
1
3
/ C
.4 N I
2
2
2
l
l
e
L 10
e
R
l
min
/m
(cm
e
f L
A
S
l
i
e
L
for A
=
=
+
p
S
9
3
)
l
2
)
Effective path length
Air gap length
=
e
.
(oersted)
L in H
2
R
f L
p
p
l
163