1. SMD EFD15 bobbin
2.bobbin|transformer bobbin|coil bobbin
3.bobbin material:phenolic
4.supply the matched ferrite core

bobbin|transformer bobbin|plastic bobbin|ferrite bobbin|coil bobbin

Core&bobbin range: EE,EF,EFD,EPC,EC,EER,ER,PQ,UU,RM

 

Advantage:

 

1.We can supply the bobbin with matched core.

2.Can be custom-made as client's specific requirement.

3.Supply with the service of grind air-gap.

4.Offer our client the fine quality ,timely delivery,favourable price and execllent after-sale service.

 

 

EE sereis:applied in the switching power supply,main power transformer EF series:applied in the switching power supply,main power transformer EFD series: Auxiliary powr transformer,main power transformer,choke coilsEPC series:Auxiliary powr transformer,main power transformerPQ series: applied in the linear filter,choke,pulse transformer,drive transformerUU series: varieties of switching power supply transformer,coke coils etc.EC/ER series applied in the linear filter ,current tranformer,smoothing choke coil,drive transformerRM series:Auxiliary power transformer,drive transformer,filters,inductions.

 

Type

Dimensions(mm)

Effective Parameter

AL±25% n H/N2

Weight

A

B

C

D

E

F

G

C1 (mm-1)

Le (mm)

Ae  (mm2)

Ve mm3

PC40

g/pair

EFD15/15/5

15.0±0.4

7.5 ±0.2

4.65 ±0.2

5.3 ±0.2

11.0 ±0.2

5.6 ±0.2

2.3 ±0.2

2.44

32.90

13.50

443

800

2.70

EFD20/20/7

20.9 ±0.3

10.1 ±0.2

6.7 ±0.2

9.0 ±0.2

16.5 ±0.2

8.0 ±0.2

3.6 ±0.3

1.62

48.19

29.76

1433.9

1310

7.00

EFD25/25/9

25.7 ±0.2

12.8 ±0.2

9.2 ±0.2

11.5 ±0.2

19.2 ±0.2

9.8 ±0.2

5.2 ±0.2

0.96

56.50

58.60

3314

2000

16.70

EFD30/30/9

31.8 ±0.3

15.0 ±0.2

9.1 ±0.2

14.6 ±0.2

23.8 ±0.2

11.1 ±0.2

4.9 ±0.2

1.3

67.62

68.68

4660

2600

24.00