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= 0.89 mm
–1
l
e
= 74 mm
A
e
= 83 mm
2
A
min
= 81.4 mm
2
V
e
= 6140 mm
3
Approx. weight 30 g/set
Ungapped
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 4.
Calculation factors (for formulas, see “E cores: general information”)
Validity range: K1, K2: 0.10 mm < s < 2.50 mm
K3, K4: 70 nH < A
L
< 710 nH
Material A
L
value
nH
μ
e
P
V
W/set
Ordering code
N30 3800 +30/–20% 2690 B66229G0000X130
N27 2100 +30/–20% 1480 < 1.10 (200 mT, 25 kHz, 100 °C) B66229G0000X127
N87 2300 +30/–20% 1630 < 3.00 (200 mT, 100 kHz, 100 °C) B66229G0000X187
N97 2400 +30/–20% 1700 < 2.70 (200 mT, 100 kHz, 100 °C) B66229G0000X197
Material g
mm
A
L
value
approx.
nH
μ
e
Ordering code
** = 27 (N27)
** = 87 (N87)
N27, 0.50 ±0.05 244 172 B66229G0500X1**
N87 1.00 ±0.05 145 103 B66229G1000X1**
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 145 –0.748 212 –0.847 196 –0.865
N87 145 –0.748 208 –0.796 191 –0.873
B66229Core
E 32/16/9 (EF 32)
