2008 Sep 01

678

Ferroxcube

EP cores and accessories

EP7

COIL FORMERS

General data

Winding data and area product for 4-pins EP7 coil former

PARAMETER

SPECIFICATION

Coil former material

phenolformaldehyde (PF), glass-reinforced, flame retardant in accordance with

“UL 94V-0”; UL file number E41429(M)

Pin material

copper clad steel, tin (Sn) plated

Maximum operating temperature

180

°C, “IEC 60085”, class H

Resistance to soldering heat

“IEC 60068-2-20”, Part 2, Test Tb, method 1B, 350

°C, 3.5 s

Solderability

“IEC 60068-2-20”, Part 2, Test Ta, method 1, 235

°C, 2 s

NUMBER OF

SECTIONS

WINDING

AREA

NOMINAL

WINDING

WIDTH

(mm)

AVERAGE

LENGTH OF

TURN

(mm)

AREA

PRODUCT

Ae x Aw

TYPE NUMBER

22

× 1.75

2

× 1.45

17.9

2 x 18.7

CSH-EP7-2S-4P-TA

handbook, full pagewidth

10.7 max.

7

−0.1

CBW507

1

±0.15

∅4.4

−0.1

∅3.5

−0.05

5.08

1.25

∅1

∅0.5

0.5

4.85

0.6

0.6

8.5 max.

1.9

2.1

4.45

2.54

Fig.2 EP7 coil former: 4-pins.

Dimensions in mm.