Ferrites and accessories
ETD 54/28/19
Core and accessories
Series/Type: B66395, B66396
Date: May 2017
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. ETD 54/28/19
Core B66395
To IEC 62317-6
For SMPS transformers with optimum
weight/performance ratio at small volume
Delivery mode: single units
Magnetic characteristics (per set)
1
l/A= 0.45 mm
l = 127 mm
e
2
A = 280 mm
e
2
A = 280 mm
min
3
V = 35600 mm
e
Approx. weight 180 g/set
Ungapped
Material A value B * P Ordering code
L e S V
nH mT W/set
N27 4200 +30/20% 1510 320 < 6.66 (200 mT, 25 kHz, 100 C) B66395G0000X127
N87 4450 +30/20% 1600 320 < 3.20 (100 mT, 100 kHz, 100 C) B66395G0000X187
N97 4600 +30/20% 1650 320 < 2.60 (100 mT, 100 kHz, 100 C) B66395G0000X197
* H = 250 A/m; f = 10 kHz; T = 100 C
Gapped (A values/air gaps examples)
L
Material g A value Ordering code
L e
approx. ** = 27 (N27)
mm nH ** = 87 (N87)
N27, 0.20 0.02 1377 496 B66395G0200X1**
N87
0.50 0.05 670 240 B66395G0500X1**
1.00 0.05 393 141 B66395G1000X1**
1.50 0.05 287 103 B66395G1500X1**
2.00 0.05 229 82 B66395G2000X1**
The A value in the table applies to a core set comprising one ungapped core (dimension g = 0 mm)
L
and one gapped core (dimension g > 0 mm).
Other A values/air gaps and materials available on request see Processing remarks on page 5.
L
Please read Cautions and warnings and
2 5/17
Important notes at the end of this document.