參數(shù)資料
型號(hào): 4322-021-34380
英文描述: FERRITRINGKERN SPULENKOERPER
中文描述: FERRITRINGKERN SPULENKOERPER
文件頁數(shù): 1/3頁
文件大小: 31K
代理商: 4322-021-34380
1997 Nov 21
355
Philips Components
Product specification
ETD cores and accessories
ETD29
CORE SETS
Effective core parameters
SYMBOL
Σ
(I/A)
V
e
I
e
A
e
A
min
m
PARAMETER
VALUE
UNIT
mm
1
mm
3
mm
mm
2
mm
2
g
core factor (C1)
effective volume
effective length
effective area
minimum area
mass of core half
0.947
5470
72
76
71
14
Fig.1 ETD29 core half.
Dimensions in mm.
handbook, halfpage
MGC259
11
0.3
15.8
0.2
30.6
22
0
1.6
1.4
0
9.8
0
0.6
9.8
0
0.6
Core halves
Clamping force 40
±
20 N. Gapped cores are available on request.
Properties of core sets under power conditions
GRADE
A
L
(nH)
μ
e
AIR GAP
(
μ
m)
TYPE NUMBER
3C30
3C85
3C90
3F3
1900
±
25%
2350
±
25%
2350
±
25%
2200
±
25%
1500
1850
1850
1700
0
0
0
0
ETD29-3C30
ETD29-3C85
ETD29-3C90
ETD29-3F3
GRADE
B (mT) at
CORE LOSS (W) at
H = 250 A/m;
f = 25 kHz;
T = 100
°
C
360
320
330
320
f = 25 kHz;
= 200 mT;
T = 100
°
C
0.55
0.80
0.55
f = 100 kHz;
= 100 mT;
T = 100
°
C
0.60
0.90
0.60
0.65
f = 400 kHz;
= 50 mT;
T = 100
°
C
1.1
3C30
3C85
3C90
3F3
B
B
B
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