EFD12 Datasheet, PDF (4/6 Pages) Ferroxcube International Holding B.V. – EFD cores and accessories

Ferroxcube
EFD cores and accessories
EFD12/6/3.5
COIL FORMERS
General data
ITEM
Coil former material
Solder pad material
Maximum operating temperature
Resistance to soldering heat
Solderability
SPECIFICATION
liquid crystal polymer (LCP), glass reinforced, flame retardant in accordance with
“UL 94V-0” ; UL file number E83005(M)
copper-tin alloy (CuSn), tin (Sn) plated
155 °C, “IEC 60085”, class F
“IEC 60068-2-20” , Part 2, Test Tb, method 1B, 350 °C, 3.5 s
“IEC 60068-2-20”, Part 2, Test Ta, method 1: 235 °C, 2 s
handbook, full pagewidth
2.2
0.1
0
0
8.65 _0.15
6.55
0
0.1
5.7 ± 0.05
3.1
0
0.1
6.2
max
8.7
0
0.15
(7.65 min)
1.8
2.8
0.3
12.5
0.8
3
9
13.7 max
0.3
1.8
2
13.4
± 0.2
16
0
0.3
Dimensions in mm.
3
Fig.2 EFD12/6/3.5 coil former (SMD); 8-solder pads.
MGC341
Winding data and area product for EFD12/6/3.5 coil former (SMD) with 8-solder pads
NUMBER NUMBER
OF
OF SOLDER
SECTIONS
PADS
1
8
MINIMUM
WINDING
AREA
(mm²)
6.5
MINIMUM
WINDING
WIDTH
(mm)
7.65
AVERAGE
LENGTH OF
TURN
(mm)
18.6
AREA
PRODUCT
Ae x Aw
(mm⁴)
74.1
TYPE NUMBER
CPHS-EFD12-1S-8P-Z
2008 Sep 01
632