Planar Cores (9579250802)

Part Number: 9579250802

79 EQ Core-EQ25/8/18

Planar EQ and EQI 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 EQ cores with their low mass and low profile are suitable for Surface Mount installations in low power filter and transformer applications.

– Planar EQ and EQI cores can be supplied with the center post gapped to a mechanical dimension, or an AL value.

Catalog Drawing
3D Model

Weight: 11.0 (g)

Dimmmmm tolnominal inchinch misc.
A25.0± 0.400.984_
B8.00± 0.100.315_
C18.00± 0.350.709_
D5.15± 0.150.203_
E22.00± 0.400.866_
F11.00± 0.200.433_
G14.4± Min0.567_

Chart Legend
Σl/A  :  Core Constant,    le :  Effective Path Length,    Ae :  Effective Cross-Sectional Area,    Ve :  Effective Core Volume
AL :  Inductance Factor  
Explanation of Part Numbers: Digits 1 & 2 = product class and 3 & 4 = material grade.

Electrical Properties
AL(nH)3100
Ae(cm2)1.0
Σl/A(cm-1)4.15
le(cm)4.15
Ve(cm3)4.150
Amin(cm2)0.950

AL value is measured at 1 kHz, B < 10 gauss.

Fair-Rite Products Corp.     One Commercial Row, Wallkill, New York 12589-0288
888-324-7748      845-895-2055      Fax: 845-895-2629      ferrites@fair-rite.com      www.fair-rite.com