PQ Cores (6678353621)

Part Number: 6678353621

78 PQ CORE SET

PQ cores were developed for use in power applications. The large surface area to volume of the core aids in heat dissipation. PQ cores are employed both in filter and transformer designs for switch mode power supplies.

• PQ cores can be supplied with the centerpost gapped to a mechanical dimension or an ALvalue.

Catalog Drawing
3D Model

Weight indicated is per pair or set.

Weight: 73 (g)

Dimmmmm tolnominal inchinch misc.
A35.1± 0.601.382_
B17.4± 0.200.685_
C26± 0.501.024_
D12.5± 0.200.492_
E32± 0.501.26_
F14.35± 0.250.565_
G23.5min0.925min

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)4900 ±25%
Ae(cm2)1.83
Σl/A(cm-1)4.82
le(cm)8.82
Ve(cm3)16.13
Amin(cm2)1.617

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

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