Planar Cores (9578110502)

Part Number: 9578110502

78 ER CORE SET SET

Planar EE and EI cores, with their low profile are suitable for board level installation allowing assembly without the need for

plastic coilformers and can also allow windings integrated into multi- level PCBs. Planar ER cores with their low mass and low

profile are suitable for Surface Mount installations in low power filter and transformer applications.

- Planar EE, ER and EI cores can be supplied with the center post gapped to a mechanical dimension, or an A

Catalog Drawing

3D Model

Weight: 1 (g)

Chart Legend

Σl/ A  :  Core Constant,    l

 Effective Core Volume

A

Explanation of Part Numbers: Digits 1 & 2 = product class and 3 & 4 = material grade.

Electrical Properties

A

1200 ±25%

Ae(cm

0.126

Σl/ A(cm

l

1.4

V

0.177

A

A

Dim

mm

mm tol

nominal inch

inch misc.

A

10.8

± 0.30

0.425

_

B

2.45

± 0.15

0.096

_

C

5.9

± 0.20

0.232

_

D

1.58

± 0.16

0.062

_

E

8.85

± 0.30

0.348

_

F

4.15

± 0.20

0.163

_

G

7.9

min

0.312

min