Ferrites and accessories
ETD 44/22/15
Core and accessories
Series/Type: B66365, B66366
Date: June 2013
Data SheetData Sheet
EPCOS AG 2015. 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 44/22/15
Core B66365
To IEC 61185
For SMPS transformers with optimum
weight/performance ratio at small volume
Delivery mode: single units
Magnetic characteristics (per set)
1
l/A = 0.6 mm
l = 103 mm
e
2
A = 173 mm
e
2
A = 172 mm
min
3
V = 17800 mm
e
Approx. weight 94 g/set
Ungapped
Material A value B * P Ordering code
L e S V
nH mT W/set
N27 3300 +30/20% 1560 320 < 3.48 (200 mT, 25 kHz, 100 C) B66365G0000X127
N87 3500 +30/20% 1650 320 < 9.40 (200 mT, 100 kHz, 100 C) B66365G0000X187
N97 3600 +30/20% 1720 320 < 8.00 (200 mT, 100 kHz, 100 C) B66365G0000X197
N95 4400 +30/20% 2085 330 < 8.85 (200 mT, 100 kHz, 100 C) B66365G0000X195
* H = 250 A/m; f = 10 kHz; T = 100 C
Gapped
Material g A value Ordering code
L e
approx. ** = 27 (N27)
mm nH ** = 87 (N87)
N27, 0.200.02 862 407 B66365G0200X1**
N87 0.500.05 438 207 B66365G0500X1**
1.000.05 262 124 B66365G1000X1**
1.50 0.05 194 92 B66365G1500X1**
The A value in the table applies to a core set comprising one ungapped core (dimension g = 0) and
L
one gapped core (dimension g > 0).
Please read Cautions and warnings and
2 06/13
Important notes at the end of this document.