TX22SLASH14SLASH13 datasheet(2/3 Pages) FERROXCUBE

2 / 3 page

2008 Sep 01

1676

Ferroxcube

Ferrite toroids

TX22/14/13

RING CORES (TOROIDS)

Effective core parameters

Coating

The cores are coated with epoxy, flame retardant in

accordance with “UL 94V-0”; UL file number E 228348.

The colour is white.

Maximum operating temperature is 200

°C.

Isolation voltage

DC isolation voltage: 2000 V.

Contacts are applied on the edge of the ring core, which is

also the critical point for the winding operation.

SYMBOL

PARAMETER

VALUE

UNIT

Σ(I/A)

core factor (C1)

1.07

mm−1

effective volume

2750

mm3

effective length

54.2

effective area

50.9

mm2

mass of core

≈ 14

CBW391

coating EPOXY

( 0.12)

22.35

± 0.7

13.47

± 0.6

12.95

± 0.6

Fig.1 TX22/14/13 ring core.

Dimensions in mm.

Ring core data

Properties of cores under power conditions

GRADE

(nH)

µi

TYPE NUMBER

3F3

2 200

± 20%

≈ 1800

TX22/14/13-3F3

3C90

2795

± 20%

≈ 2300

TX22/14/13-3C90

3E27

6110

± 20%

≈ 5000

TX22/14/13-3E27

3E6

12080

± 30%

≈ 10300

TX22/14/13-3E6

GRADE

B (mT) at

CORE LOSS (W) at

H = 250 A/m;

f = 25 kHz;

T = 100

°C

f = 100 kHz;

= 100 mT;

T = 100

°C

f = 400 kHz;

=50 mT;

T=100

°C

3F3

≥320

≤ 0.30

≤ 0.52

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