专为抑制直流电源线干扰而设计。采用新型软磁材料。结构紧凑,安装方便。可按不同性能、工作电流、电压、外形尺寸和端接方式等要求定制。
产品特点
▲ 专为抑制直流电源线干扰而设计。
▲ 采用新型软磁材料。
▲ 体积小、重量轻、性能可靠、价格低廉等优点。
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Features
▲ Specially designed for suppressing DC power line
disturbances.
▲ New type soft ferrites.
▲ Compact,light weight,reliable and low cost
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技术指标
▲ 额定电压: 100VDC
▲ 测试电压:
线—线:200VDC,一分钟
线—地:500VDC,一分钟
▲ 温度范围: -25℃~+85℃
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Specification
▲ Rated Voltage: 100VdC
▲ Test Voltage:
Line~Line: 200VDC,1 min.
Line~Ground: 500VDC,1 min.
▲ Temperature Range: -25℃~+85℃
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应用场合
适用于程控交换机、光端机、开关电源以及直流供电设备。
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Application
Suited for DC powered switching gear,
multiplex,SDH,PDH,switching-mode
power supply and electronic instruments.
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直流滤波器参数表
DC Filter Parameter List
型号
|
额定
电流
(A)
|
外形尺寸
图号
|
原理电路
图号
|
插入损耗(dB) 共模/差模 (CM//DM)
|
测试频率(MHz)
|
0.01
|
0.05
|
0.10
|
0.15
|
0.5
|
1.0
|
5.0
|
10
|
20
|
30
|
AU-1A-00
|
1
|
A
|
U
|
8/10
|
21/31
|
29/37
|
34/41
|
51/43
|
57/63
|
68/63
|
68/54
|
53/56
|
50/52
|
BT-2A-20
|
2
|
B
|
T
|
8/15
|
20/27
|
28/33
|
33/47
|
53/60
|
68/68
|
64/69
|
63/64
|
62/64
|
58/60
|
BT-3A-20
|
3
|
B
|
T
|
5/12
|
20/25
|
28/30
|
31/42
|
50/56
|
62/65
|
64/69
|
63/69
|
62/64
|
60/62
|
BU-1A-20
|
1
|
B
|
U
|
18/19
|
28/36
|
41/51
|
53/63
|
71/77
|
71/77
|
71/65
|
71/62
|
67/56
|
56/56
|
BU-2A-20
|
2
|
B
|
U
|
7/14
|
28/24
|
30/41
|
35/42
|
58/53
|
66/62
|
74/69
|
74/63
|
66/62
|
62/58
|
BU-3A-20
|
3
|
B
|
U
|
5/9
|
18/27
|
21/29
|
32/41
|
67/71
|
71/73
|
71/65
|
71/64
|
67/62
|
66/62
|
BU-1A-21
|
1
|
B02
|
U
|
18/19
|
28/36
|
41/51
|
53/63
|
71/77
|
71/77
|
71/65
|
71/62
|
67/56
|
56/56
|
BU-2A-21
|
2
|
B02
|
U
|
7/14
|
28/24
|
30/41
|
35/42
|
58/53
|
66/62
|
74/69
|
74/63
|
66/62
|
62/58
|
BU-3A-21
|
3
|
B02
|
U
|
5/9
|
18/27
|
21/29
|
32/41
|
67/71
|
71/73
|
71/65
|
71/64
|
67/62
|
66/62
|
BU-1A-00
|
1
|
BZ
|
U
|
18/19
|
28/36
|
41/51
|
53/63
|
71/77
|
71/77
|
71/65
|
71/62
|
67/56
|
56/56
|
BU-2A-00
|
2
|
BZ
|
U
|
7/14
|
28/24
|
30/41
|
35/42
|
58/53
|
66/62
|
74/69
|
74/63
|
66/62
|
62/58
|
BU-3A-00
|
3
|
BZ
|
U
|
5/9
|
18/27
|
21/29
|
32/41
|
67/71
|
71/73
|
71/65
|
71/64
|
67/62
|
66/62
|
CBD-3A-21
|
3
|
C02
|
BD
|
13/17
|
25/26
|
31/53
|
34/62
|
48/62
|
56/62
|
63/69
|
63/69
|
60/70
|
62/62
|
CBD-6A-21
|
6
|
C02
|
BD
|
7/14
|
28/24
|
30/41
|
35/42
|
58/53
|
66/62
|
74/69
|
74/63
|
66/62
|
62/58
|
DBD-10A-31
|
10
|
D02
|
BD
|
5/13
|
19/25
|
28/39
|
34/45
|
53/59
|
62/68
|
70/70
|
70/70
|
68/68
|
62/64
|
DBD-20A-31
|
20
|
D02
|
BD
|
4/11
|
16/23
|
27/37
|
31/42
|
50/56
|
62/68
|
70/70
|
70/70
|
58/63
|
56/62
|
DU-6A-40
|
6
|
D
|
U
|
16/14
|
29/37
|
38/49
|
53/63
|
65/65
|
65/65
|
70/70
|
71/65
|
62/62
|
56/56
|
DU-6A-31
|
6
|
D02
|
U
|
16/14
|
29/37
|
38/49
|
53/63
|
65/65
|
65/65
|
70/70
|
71/65
|
62/62
|
56/56
|
DQL-10A-40
|
10
|
D
|
Q
|
-/13
|
-/56
|
-/68
|
-/70
|
-/68
|
-/68
|
-/60
|
-/57
|
-/52
|
-/50
|
DTL-10A-40
|
10
|
D
|
T
|
19/25
|
31/33
|
39/47
|
47/53
|
62/68
|
62/62
|
63/63
|
53/57
|
50/52
|
48/50
|
EFD-6A-40
|
6
|
E
|
FD
|
23/20
|
38/28
|
45/55
|
55/62
|
62/68
|
65/65
|
69/65
|
60/62
|
55/58
|
52/54
|
EFD-10A-40
|
10
|
E
|
FD
|
21/18
|
35/25
|
41/53
|
50/62
|
62/68
|
65/65
|
69/65
|
60/62
|
55/58
|
52/54
|
EU-20A-40
|
20
|
E
|
U
|
18/13
|
26/21
|
31/53
|
39/62
|
50/68
|
62/63
|
69/63
|
57/60
|
52/58
|
52/54
|
EQ-30A-40
|
30
|
E
|
Q
|
-/13
|
-/56
|
-/68
|
-/70
|
-/68
|
-/68
|
-/60
|
-/57
|
-/52
|
-/50
|
FBD-50A-40
|
50
|
F
|
BD
|
10/19
|
17/26
|
21/33
|
25/33
|
38/43
|
46/51
|
65/71
|
63/68
|
62/62
|
56/56
|
FFD-20A-40
|
20
|
F
|
FD
|
21/18
|
35/25
|
41/53
|
50/62
|
62/68
|
65/65
|
69/65
|
60/62
|
55/58
|
52/54
|
FU-30A-40
|
30
|
F
|
U
|
8/15
|
20/27
|
28/33
|
33/47
|
53/60
|
68/68
|
64/69
|
63/64
|
62/64
|
58/60
|
GU-50A-40
|
50
|
G
|
U
|
18/13
|
26/21
|
31/53
|
39/62
|
50/68
|
62/63
|
69/63
|
57/60
|
52/58
|
52/54
|
HU-100A-40
|
100
|
H
|
U
|
16/14
|
29/37
|
38/49
|
53/63
|
65/65
|
65/65
|
70/70
|
71/65
|
62/62
|
56/56
|
PU-10A-41
|
10
|
P
|
U
|
16/14
|
29/37
|
38/49
|
53/63
|
65/65
|
65/65
|
70/70
|
71/65
|
62/62
|
56/56
|
PU-10A-31
|
10
|
PH
|
U
|
16/14
|
29/37
|
38/49
|
53/63
|
65/65
|
65/65
|
70/70
|
71/65
|
62/62
|
56/56
|
PTL-20A-41
|
20
|
P
|
T
|
18/19
|
28/30
|
36/39
|
42/44
|
62/62
|
68/68
|
63/32
|
57/57
|
54/56
|
50/52
|
SU-20A-41
|
20
|
S
|
U
|
18/13
|
26/21
|
31/53
|
39/62
|
50/68
|
62/63
|
69/63
|
57/60
|
52/58
|
52/54
|
50Ω测量系统,GB7343/CISPR NO.17出版物 Measured in 50 ohm system ,as GB7343 or CISPR NO.17
电路原理图
Electrical Schematics
外形尺寸
Housing and Dimensions
安装提示:
1 安装位置:滤波器安装的最佳位置应在电源线入口处,以缩短输入线在机箱内的长度,减少辐射干扰的空间耦合;
2 接地:滤波器的接地必须良好。对于金属外壳的滤波器,外壳必须与设备机箱进行低阻抗连接,即外壳必须与机箱面板面导电接触,并接好地线;
3 滤波器输入端和输出端的布线:滤波器的输入线、输出线必须拉开距离,切忌并行走线,以避免输入线缆和输出线缆间发生耦合而旁路了滤波器,造成滤波器失效。
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