B66461K Datasheet, PDF (2/10 Pages) TDK Electronics – Ferrites and accessories

ELP 43/10/28
Core (with clamp recess)
B66291
Core set EELP 43 
Combination: ELP 43/10/28 with ELP 43/10/28
■ To IEC 62317-9
■ Delivery mode: single units
ELP 43/10/28
Magnetic characteristics (per set)
6l/A = 0.274 mm^–1
l_e = 61.6 mm
A_e = 225 mm^2
A_min = 217 mm^2
V_e = 13748 mm³
Approx. weight 70 g/set

Ungapped
Material A_L value P_e B_S*
nH
mT
N49
5000 r25% 1070 250
N92
5500 r25% 1170 350
N87
7300 r25% 1560 300
N97
7500 r25% 1590 310
P_V
W/set
< 3.5 ( 50 mT, 500 kHz, 100 °C)
< 9.0 (200 mT, 100 kHz, 100 °C)
< 8.0 (200 mT, 100 kHz, 100 °C)
< 7.0 (200 mT, 100 kHz, 100 °C)
Ordering code
(per piece)
B66291G0000X149
B66291G0000X192
B66291G0000X187
B66291G0000X197
* H = 250 A/m; f = 10 kHz; T = 100 °C
Calculation factors (for formulas, see “E cores: general information” )
EELP 43:
Material
N87
Relationship between
air gap – A_L value
K1 (25 °C) K2 (25 °C)
358
– 0.794
Calculation of saturation current
K3 (25 °C) K4 (25 °C) K3 (100 °C) K4 (100 °C)
597
– 0.796
540
– 0.873
Validity range:
K1, K2: 0.10 mm < s < 2.00 mm
K3, K4: 200 nH < A_L < 2200 nH
Please read Cautions and warnings and
Important notes at the end of this document.
2 04/16