Philips Components
Product speci鏗乧ation
EC cores and accessories
CORE SETS
Effective core parameters
SYMBOL
危(I/A)
V
e
I
e
A
e
A
min
m
PARAMETER
core factor (C1)
effective volume
effective length
effective area
minimum area
mass of core half
VALUE
0.735
10800
89.3
121
106
鈮?0
UNIT
mm
鈭?
mm
3
mm
mm
2
mm
2
g
11.6
0.3
MGC402
EC41
handbook, halfpage
13.9
0.4
19.5
0.15
41.6 max
27.05 0.8
11.6 0.3
Dimensions in mm.
Fig.1 EC41 core half.
Core halves
A
L
measured in combination with an non-gapped core half, unless stated otherwise.
GRADE
3C81
A
L
(nH)
100
鹵3%
(1)
160
鹵3%
(1)
250
鹵3%
(1)
315
鹵5%
400
鹵5%
鈮?800
3C85
100
鹵3%
(1)
160
鹵3%
(1)
250
鹵3%
(1)
315
鹵5%
400
鹵5%
2700
鹵25%
Note
1. Measured in combination with an equal gapped core half (symmetrical air gap).
Properties of core sets under power conditions
B (mT) at
GRADE
H = 250 A/m;
f = 25 kHz;
T = 100
擄C
鈮?20
鈮?20
271
f = 25 kHz;
藛
B = 200 mT;
T = 100
擄C
鈮?.2
鈮?.7
CORE LOSS (W) at
f = 100 kHz;
藛
B = 100 mT;
T = 100
擄C
鈭?/div>
鈮?.0
碌
e
鈮?9
鈮?4
鈮?47
鈮?86
鈮?36
鈮?640
鈮?9
鈮?4
鈮?47
鈮?86
鈮?86
鈮?580
AIR GAP
(碌m)
鈮?200
鈮?220
鈮?05
鈮?30
鈮?90
鈮?
鈮?200
鈮?220
鈮?05
鈮?30
鈮?90
鈮?
TYPE NUMBER
EC41-3C81-E100
EC41-3C81-E160
EC41-3C81-E250
EC41-3C81-A315
EC41-3C81-A400
EC41-3C81
EC41-3C81-E100
EC41-3C81-E160
EC41-3C81-E250
EC41-3C81-A315
EC41-3C81-A400
EC41-3C85
3C81
3C85
1997 Nov 21
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