E 32/16/9 (EF 32)
■ In accordance with IEC 61246
■ E cores are supplied as single units
Magnetic characteristics (per set)
Σl/A = 0,89 mm
le= 74 mm
= 83 mm
A
e
A
= 81,4 mm
min
Ve= 6 140 mm
–1
2
2
3
Approx. weight 30 g/set
Ungapped
B66229Core
Material A
nH
value
L
µ
A
nH
L1min
P
V
W/set
e
Ordering code
N30 3800 + 30/– 20 % 2690 B66229-G-X130
N27 2100 + 30/– 20 % 1480 1770 < 1,10
B66229-G-X127
(200 mT, 25 kHz, 100 °C)
N87 2300 + 30/– 20 % 1630 1770 < 3,00
B66229-G-X187
(200 mT, 100 kHz, 100 °C)
Gapped
Material g
mm
N27, 0,50
N87 1,00
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).
± 0,05 244 172 B66229-G500-X1**
± 0,05 145 103 B66229-G1000-X1**
A
value
L
approx.
nH
µ
e
Ordering code
** = 27 (N27)
= 87 (N87)
Calculation factors (for formulas, see “E cores: general information”, page 382)
Material Relationship between
air gap – A
value
L
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
Validity range: K1, K2: 0,10 mm < s < 2,50 mm
K3, K4: 70 nH < A
< 710 nH
L
419 08/01
E 32/16/9 (EF 32)
B66230Accessories
Coil former
Material: GFR polyterephthalate (UL 94 V-0, insulation class to IEC 60085:
F max. operating temperature 155 °C), color code black
Solderability: to IEC 60068-2-20, test Ta, method 1 (aging 3): 235 °C, 2 s
Resistance to soldering heat: to IEC 60068-2-20, test Tb, method 1B: 350 °C, 3,5 s
Winding: see “Processing Notes”, page 159
Squared pins
Yoke
Material: Stainless spring steel (0,4 mm)
Coil former Ordering code
Sections A
N
mm
l
2
N
mm
A
valueµΩPins
R
1 108,50 64,4 20,42 14 B66230-A1114-T1
2 103,64 64,4 21,38 14 B66230-A1114-T2
Yoke (ordering code per piece, 2 are required) B66230-A2010
Coil former Yoke
*) Center flange omitted in one-section version
Hole arrangement
View in mounting direction
420 08/01
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