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FERROXCUBE
DATA SHEET
EP7 EP cores and accessories
Supersedes data of September 2004 2008 Sep 01
Free Datasheet http://www.datasheet4u.com/
Ferroxcube
EP cores and accessories
CORE SETS Effective core parameters SYMBOL Σ(I/A) Ve Ie Ae Amin m PARAMETER core factor (C1) effective volume effective length effective area minimum area mass of core set VALUE 1.45 165 15.5 10.7 8.55 ≈ 1.4 UNIT mm −1 mm 3 mm mm 2 mm 2 g
0 7.5 0.2 0 6.5 0.3 1.7 0.1
handbook, halfpage
EP7
0 3.4 0.2
MGC333
;;; ;;; ;;;
7.2 0.4 0 0 9.4 0.4
5
0.4 0
Dimensions in mm.
Fig.1 EP7 core set.
Core sets for filter applications Clamping force for AL measurements, 20 ±10 N. GRADE 3B46 AL (nH) 1500 ±25% µe ≈ 1730 AIR GAP (µm) ≈0 TYPE NUMBER EP7-3B46
Core sets for general purpose transformers and power applications Clamping force for AL measurements, 20 ±10 N. GRADE 3C81 AL (nH) 25 ±3% 40 ±3% 63 ±3% 100 ±3% 160 ±5% 1300 ±25% 3C91 3C94 1300 ±25% 25 ±3% 40 ±3% 63 ±3% 100 ±3% 160 ±5% 1200 ±25% 2008 Sep 01 µe ≈ 29 ≈ 46 ≈ 73 ≈115 ≈184 ≈ 1500 ≈ 1500 ≈ 29 ≈ 46 ≈ 73 ≈115 ≈184 ≈ 1380 675 TOTAL AIR GAP (µm) ≈ 880 ≈ 480 ≈ 270 ≈ 150 ≈ 90 ≈0 ≈0 ≈ 880 ≈ 480 ≈ 270 ≈ 150 ≈ 90 ≈0 TYPE NUMBER EP7-3C81-E25 EP7-3C81-A40 EP7-3C81-A63 EP7-3C81-A100 EP7-3C81-A160 EP7-3C81 EP7-3C91 EP7-3C94-E25 EP7-3C94-A40 EP7-3C94-A63 EP7-3C94-A100 EP7-3C94-A160 EP7-3C94
F r e e D a t a s h e e t h t t p
Ferroxcube
EP cores and accessories
EP7
GRADE 3C96 3F3
AL (nH) 1120 ±25% 25 ±3% 40 ±3% 63 ±3% 100 ±3% 160 ±5% 1000 ±25%
µe ≈ 1290 ≈ 29 ≈ 46 ≈ 73 ≈ 115 ≈ 184 ≈ 1150 ≈ 980
TOTAL AIR GAP (µm) ≈0 ≈ 880 ≈ 480 ≈ 270 ≈ 150 ≈ 90 ≈0 ≈0
TYPE NUMBER EP7-3C96 EP7-3F3-E25 EP7-3F3-A40 EP7-3F3-A63 EP7-3F3-A100 EP7-3F3-A160 EP7-3F3 EP7-3F35
3F35
850 ±25%
Core sets of high permeability grades Clamping force for AL measurements, 20 ±10 N. GRADE 3E27 3E5 3E55 3E6 AL (nH) 3400 ± 25% 5200 +40/−30% 5200 +40/−30% 5800 +40/−30% µe ≈ 3920 ≈ 5990 ≈ 5990 ≈ 6680 TYPE NUMBER EP7-3E27 EP7-3E5 EP7-3E55 EP7-3E6
2008 Sep 01
676
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Ferroxcube
EP cores and accessories
Properties of core sets under power conditions B (mT) at GRADE H = 250 A/m; f = 25 kHz; T = 100 °C ≥320 ≥320 ≥320 ≥340 ≥320 ≥315 f = 25 kHz; ˆ = 200 mT; B T = 100 °C ≤ 0.04 − − − − − CORE LOSS (W) at f = 100 kHz; ˆ = 100 mT; B T = 100 °C − ≤ 0.11(1) ≤ 0.014 ≤ 0.011 − ≤ 0.02 f = 100 kHz; ˆ = 200 mT; B T = 100 °C − ≤ 0.06 (1) ≤ 0.08 ≤ 0.06 − −
EP7
f = 400 kHz; ˆ = 50 mT; B T = 100 °C − − − ≤ 0.025 ≤ 0.015 ≤ 0.035
3C81 3C91 3C94 3C96 3F35 3F3
Properties of core sets under power conditions (continued) B (mT) at GRADE H = 250 A/m; f = 25 kHz; T = 100 °C ≥320 ≥320 ≥320 ≥340 ≥320 ≥315 f = 500 kHz; ˆ = 50 mT; B T = 100 °C − − − ≤ 0.055 ≤ 0.02 − CORE LOSS (W) at f = 500 kHz; ˆ = 100 mT; B T = 100 °C − − − − ≤ 0.15 − f = 1 MHz; ˆ = 30 mT; B T = 100 °C − − − − − − f = 3 MHz; ˆ = 10 mT; B T = 100 °C − − − − − −
3C81 3C91 3C94 3C96 3F35 3F3 Note
1. Measured at 60 °C.
2008 Sep 01
677
Free Datasheet http://www.datasheet4u.com/
Ferroxcube
EP cores and accessories
COIL FORMERS General data PARAMETER Coil former material Pin material Maximum operating temperature Resistance to soldering heat Solderability SPECIFICATION
EP7
phenolformaldehyde (PF), glass-reinforced, flame retardant in accordance with “UL 94V-0”; UL file number E41429(M) copper clad steel, tin (Sn) plated 180 °C, “IEC 60085”, class H “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
10.7 max. 7 −0.1 0.6
4.85 0.5 0.6
1 ±0.15
handbook, full pagewidth
1.9 2.1
∅3.5 −0.05
∅4.4 −0.1
5.08
1.25
4.45
CBW507
∅1
∅0.5
8.5 max.
2.54
Dimensions in mm.
Fig.2 EP7 coil former: 4-pins. Winding data and area product for 4-pins EP7 coil former NUMBER OF SECTIONS 2 WINDING AREA (mm2) 2 × 1.75 NOMINAL WINDING WIDTH (mm) 2 × 1.45 AVERAGE LENGTH OF TURN (mm) 17.9 AREA PRODUCT Ae x Aw (mm4) 2 x 18.7
TYPE NUMBER
CSH-EP7-2S-4P-TA
2008 Sep 01
678
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Ferroxcube
EP cores and accessories
General data CSH-EP7-1S-6P-B PARMETER Coil former material Pin material Maximum operating temperature Resistance to soldering heat Solderability SPECIFICATION
EP7
phenolformaldehyde (PF), glass-reinforced, flame retardant in accordance with “UL 94V-0” ; UL file number E41429(M) copper clad steel, tin (Sn) plated 180 °C, “IEC 60085”, class H “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
0 −0.1 0 4.4 −0.1 7
1 4.85 3.5 +0.05 0 0.6 0.6
+0.15 0
1.9 2 1
5.08
∅1 10.7 max.
0.45
8.5 max.
2.54
CBW260
Dimensions in mm.
Fig.3 EP7 coil former: 6-pins. Winding data and area product for 4 and 6-pins EP7 coil former NUMBER OF SECTIONS 1 1 MINIMUM WINDING AREA (mm2) 4.3 4.3 NOMINAL WINDING WIDTH (mm) 3.4 3.4 AVERAGE LENGTH OF TURN (mm) 17.7 17.7 AREA PRODUCT Ae x Aw (mm4) 46.0 46.0
TYPE NUMBER
CSH-EP7-1S-6P-BZ CSH-EP7-1S-4P-BZ
2008 Sep 01
679
Free D.