Ferrites and accessories
ETD 29/16/10
Core and accessories
Series/Type:
Date:
B66358, B66359
September 2006, December 2008, December 2009
a~í~=pÜÉÉí
EPCOS
AG 2009. Reproduction, publication and dissemination of this data sheet, enclosures
hereto and the information contained therein without EPCOS’ prior express consent is prohibited.
ETD 29/16/10
Core
ETD 29/16/10 through ETD 59/31/22
■
To IEC 61185
■
For SMPS transformers with optimum
B66358
weight/performance ratio at small volume
■
Delivery mode: single units
Magnetic characteristics
(per set)
l/A
l
e
A
e
A
min
V
e
= 0.93 mm
–1
= 70.4 mm
= 76.0 mm
2
= 71.0 mm
2
= 5350 mm
3
16
_
0,4
10,7+0,6
9,8
_
0,6
9,8
_
0,6
22+1,4
30,6
_
1,6
FEK0044-8
Approx. weight
28 g/set
Ungapped
Material
N27
N87
N97
A
L
value
nH
2000 +30/–20%
2200 +30/–20%
2250 +30/–20%
e
1470
1610
1670
P
V
W/set
< 1.04 (200 mT, 25 kHz, 100 °C)
< 2.80 (200 mT, 100 kHz, 100 °C)
< 2.40 (200 mT, 100 kHz, 100 °C)
Ordering code
B66358G0000X127
B66358G0000X187
B66358G0000X197
Gapped
Material
g
mm
0.100.02
0.200.02
0.500.05
1.00
0.05
A
L
value
approx.
nH
621
383
201
124
e
Ordering code
** = 27 (N27)
**
= 87 (N87)
B66358G0100X1**
B66358G0200X1**
B66358G0500X1**
B66358G1000X1**
N27,
N87
457
281
148
91
The A
L
value in the table applies to a core set comprising one ungapped core (dimension g = 0) and
one gapped core (dimension g > 0).
Please read
Cautions and warnings
and
Important notes
at the end of this document.
2
09/06
g
ETD 29/16/10
Core
Calculation factors
(for formulas, see
“E cores: general information”)
Material
Relationship between
air gap – A
L
value
K1 (25 °C)
N27
N87
Validity range:
124
124
K2 (25 °C)
– 0.7
– 0.7
Calculation of saturation current
K3 (25 °C)
195
192
K4 (25 °C)
– 0.847
– 0.796
K3 (100 °C) K4 (100 °C)
181
176
– 0.865
– 0.873
B66358
K1, K2: 0.10 mm < s < 2.00 mm
K3, K4: 70 nH < A
L
< 680 nH
Please read
Cautions and warnings
and
Important notes
at the end of this document.
3
09/06
ETD 29/16/10
Accessories
Coil former
(magnetic axis horizontal)
Material:
GFR polyterephthalate, UL 94 V-0, insulation class to IEC 60085:
B66359A/B: F max. operating temperature 155 °C, color code black
Valox 420-SE0
®
E45329 (M)
, SABIC INNOVATIVE PLASTICS
B66359W: H max. operating temperature 180 °C, color code black
Rynite FR 530
®
E41938 (M)
, E I DUPONT DE NEMOURS & CO INC
Solderability: to IEC 60068-2-20, test Ta, method 1 (aging 3): 235 °C, 2 s
Resistance to soldering heat: to IEC 60068-2-20, test Tb, method 1B: 350 °C, 3.5 s
Winding:
see Data Book 2007, chapter “Processing notes, 2.1”
Squared pins.
Yoke
Material:
Coil former
Sections
1
A
N
mm
2
97
l
N
mm
52.8
A
R
value
18.7
Pins
13
B66359A1013T001
1)
B66359B1013T001
B66359W1013T001
B66359S2000X000
Stainless spring steel (0.3 mm)
Ordering code
B66359
Yoke (ordering code per piece, 2 are required)
1) Molded-in pins
Coil former
35.3 max.
21.5 min.
11.8 max.
10 min.
Pin 1
marking
35.2 max.
21.2 max.
19.4 min.
Yoke
25 max.
3.5
_
0.5
0.7
6 x 5.08 = 30.48
Hole arrangement
View in mounting direction
ø1.6+0.15
FEK0326-U-E
Please read
Cautions and warnings
and
Important notes
at the end of this document.
25.4±0.05
4
09/06
ETD 29/16/10
Accessories
Coil former
(magnetic axis vertical)
Material:
GFR polyterephthalate (UL 94 V-0, insulation class to IEC 60085:
H max. operating temperature 180 °C), color code black
Rynite FR 530
®
E41938 (M)
, E I DUPONT DE NEMOURS & CO INC
Solderability: to IEC 60068-2-20, test Ta, method 1 (aging 3): 235 °C, 2 s
Resistance to soldering heat: to IEC 60068-2-20, test Tb, method 1B: 350 °C, 3.5 s
Winding:
see Data Book 2007, chapter “Processing notes, 2.1”
Squared pins.
Yoke
Material:
Coil former
Sections
1
A
N
mm
2
97
l
N
mm
52.8
A
R
value
18.7
Pins
14
B66359X1014T001
B66359S2000X000
Yoke
21.5 min.
10 min.
13
10+0.2
B66359
Stainless spring steel (0.3 mm)
Ordering code
Yoke (ordering code per piece, 2 are required)
Coil former
1
24 max.
Pin 1 marking
14
35.2 max.
ø11.8 max.
2
1
_
0.1
1
_
0.1
3.6±0.2
Hole arrangement
View in mounting direction
39.75 max.
21.2 max.
6 x 5.08 = 30.48
3.2
_
0.2
0.7
20.32
ø1.6+0.15
FEK0466-U-E
Please read
Cautions and warnings
and
Important notes
at the end of this document.
5
09/06
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