128
Filter selection table
Choose the family FN xxx with the required current rating and features, and add /??
to determine input/output (line/load) connection style. Example: FN 670-3/06 is a 3A
filter with fast-on connections.
1.6 (1.8)
2.5 (3)
5 (6)
8.0 (10)
Current ratings
at 40°C (25°)
A
FN 670 -1.8 /??
FN 670 -3 /??
FN 670 -6 /??
FN 670 -10 /??
Family
/06
/06
/06
/06
/07
/07
/07
/07
Connections
K2
K2
K2
L1
Housing
7.2/7.2
12.2/1.8
7/7
10.4/2.7
Inductance
L/L1
mH
470/150 2.2
Capacitance
Cx/Cx1 Cy
nF nF
2000 1700
Filter type
0.47
Res.
R
MΩ
190
Maximum
leakage
μA/phase
250 50/60
Maximum
operating voltage
VAC Hz
Hipot test voltage
PN¤E P¤N
VAC VAC
Operating
frequency
Hz
DC to 400
MTBF at 40°C, 230V, per Mil-HB-217F: 300,000 hours (for VDE-approved current ratings).
Additional specifications
Approvals
225 240
240 245
245 260
570 620
Weight
g
/06 /07
Standard types
FN 670
• Current ratings from 1.8 to 10A
• Very high differential and common mode attenuation
• Good high frequency attenuation
• Nennströme von 1,8 bis 10A
• Sehr hohe differentielle und Gleichtakt-Dämpfung
• Gute Hochfrequenzdämpfung
• Courants de service de 1,8 à 10A
• Très bonne atténuation en modes différentiel et commun
• Bonne atténuation à des hautes fréquences
Two-stage performance filter
By June 2005
129
± 0.5
± 0.5
± 1
± 1
± 0.5
± 0.2
± 0.1
± 0.5
± 0.5
± 0.5
± 0.1
± 0.1
± 1
+ 5
Tol.*
mm
* Measurements share this common
tolerance unless otherwise stated.
FN 670 insertion loss
Per CISPR 17; A = 50Ω/50Ωsym, B = 50Ω/50Ωasym, C = 0.1Ω/100Ωsym, D = 100Ω/0.1Ωsym
1.8 amp types 3 amp types 10 amp types
Electrical schematic
10k 100k 1M 10M
-20
-10
0
10
20
30
40
50
60
70
dB
B
A
D
C
10k 100k 1M 10M
-20
-10
0
10
20
30
40
50
60
70
dB
B
A
D
C
6 amp types
10k 100k 1M 10M
-20
-10
0
10
20
30
40
50
60
70
dB
yy
B
A
D
C
A
10k 100k 1M 10M
-20
-10
0
10
20
30
40
50
60
70
dB
B
D
C
N
2xL 2xL1
Cx Cx1 R
FN 670
LINE
LOAD
2xCy
E
P
N'
P'
See tables for component values.
A
B
C
D
E
F
G
J
K
L
M
N
Y
Z
85 105
54 99.5 ± 1
40 38
65 84.5
79
75 95
51
27
12
40
9.5
29.5 19
5.3 4.4
6.3 6
6
140
FN 670-1.8
/-3/-6
K2
FN 670-10
L1
Front view
Top view
KL
C
J
M
N
E
A
G
F
D
B
Housing L1
Housing L1
K
C
J
Housing K2
L
N
M
B
Housing K2
DFA
Mechanical data
All dimensions in mm; 1 inch = 25.4 mm
