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
0.581
18800
105
180
141
鈮?6
UNIT
mm
鈭?
mm
3
mm
mm
2
mm
2
g
13.4
0.35
MGC190
EC52
handbook, halfpage
15.9
0.4
24.2
0.15
52.2 1.3
33 0.9
13.4 0.35
Dimensions in mm.
Fig.1 EC52 core half.
Core halves
A
L
measured in combination with an non-gapped core half, unless stated otherwise.
GRADE
3C81
A
L
(nH)
160
鹵3%
(1)
250
鹵3%
(1)
315
鹵3%
(1)
400
鹵3%
630
鹵5%
鈮?550
3C85
160
鹵3%
(1)
250
鹵3%
(1)
315
鹵3%
(1)
400
鹵3%
630
鹵5%
3600
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
275
f = 25 kHz;
藛
B = 200 mT;
T = 100
擄C
鈮?.8
鈮?.9
CORE LOSS (W) at
f = 100 kHz;
藛
B = 100 mT;
T = 100
擄C
鈭?/div>
鈮?.4
碌
e
鈮?4
鈮?16
鈮?47
鈮?85
鈮?90
鈮?640
鈮?4
鈮?16
鈮?47
鈮?85
鈮?90
鈮?660
AIR GAP
(碌m)
鈮?920
鈮?100
鈮?30
鈮?20
鈮?50
鈮?
鈮?920
鈮?100
鈮?30
鈮?20
鈮?50
鈮?
TYPE NUMBER
EC52-3C81-E160
EC52-3C81-E250
EC52-3C81-E315
EC52-3C81-A400
EC52-3C81-A630
EC52-3C81
EC52-3C85-E160
EC52-3C85-E250
EC52-3C85-E315
EC52-3C85-A400
EC52-3C85-A630
EC52-3C85
3C81
3C85
1997 Nov 21
next