Ferroxcube
Ferrite toroids
TX29/19/7.5
RING CORES (TOROIDS)
Effective core parameters
SYMBOL
PARAMETER
Σ(I/A)
core factor (C1)
Ve
effective volume
Ie
effective length
Ae
effective area
m
mass of core
VALUE UNIT
1.98 mm−1
2700 mm3
73.2 mm
36.9 mm2
≈ 13.5 g
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.
29.25 ± 0.7
18.75 ± 0.6
( 0.12) coating EPOXY
7.9
± 0.5
MFW101
Dimensions in mm.
Fig.1 TX29/19/7.5 ring core.
Ring core data
GRADE
3E6
AL
(nH)
6340 ± 30%
µi
≈ 10000
TYPE NUMBER
TX29/19/7.5-3E6
2008 Sep 01
1704