B66329G0000X187

EPCOS AG 2017. 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.
Ferrites and accessories
E 42/21/20
Core and accessories
Series/Type: B66329, B66243
Date: May 2017
2 5/17
Please read Cautions and warnings and
Important notes at the end of this document.
To IEC 62317-8
Delivery mode: single units
Magnetic characteristics (per set)
Σl/A= 0.41 mm
–1
l
e
= 97 mm
A
e
= 234 mm
2
A
min
= 229 mm
2
V
e
= 22700 mm
3
Approx. weight 116 g/set
Ungapped
* H = 250 A/m; f = 10 kHz; T = 100 °C
Gapped (A
L
values/air gaps examples)
The A
L
value in the table applies to a core set comprising one ungapped core (dimension g = 0 mm)
and one gapped core (dimension g > 0 mm).
Other A
L
values/air gaps and materials available on request – see Processing remarks on page 6.
Mate-
rial
A
L
value
nH
μ
e
B
S
*
mT
P
V
W/set
Ordering code
N27 4750 +30/–20% 1560 320 < 4.40 (200 mT, 25 kHz, 100 °C) B66329G0000X127
N87 5200 +30/–20% 1690 320 < 12.00 (200 mT, 100 kHz, 100 °C) B66329G0000X187
N97 5400 +30/–20% 1781 320 < 10.20 (200 mT, 100 kHz, 100 °C) B66329G0000X197
N95 6700 +30/–20% 2292 320 < 12.60 (200 mT, 100 kHz, 25 °C)
< 11.50 (200 mT, 100 kHz, 100 °C)
B66329G0000X195
Material g
mm
A
L
value
approx.
nH
μ
e
Ordering code
** = 27 (N27)
= 87 (N87)
N27, 0.25 ±0.02 1029 338 B66329G0250X1**
N87 0.50 ±0.05 603 198 B66329G0500X1**
1.00 ±0.05 354 116 B66329G1000X1**
1.50 ±0.05 259 85 B66329G1500X1**
B66329Core
E 42/21/20
3 5/17
Please read Cautions and warnings and
Important notes at the end of this document.
Calculation factors (for formulas, see “E cores: general information”)
Validity range: K1, K2: 0.10 mm < s < 3.00 mm
K3, K4: 160 nH < A
L
< 1500 nH
Material Relationship between
air gap – A
L
value
Calculation of saturation current
K1 (25 °C) K2 (25 °C) K3 (25 °C) K4 (25 °C) K3 (100 °C) K4 (100 °C)
N27 354 0.770 574 0.847 534 0.865
N87 354 0.770 555 0.796 521 0.873
B66329Core
E 42/21/20

B66329G0000X187

Mfr. #:
Manufacturer:
EPCOS / TDK
Description:
FERRITE CORE, E 42, N87
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union