Technical Data 4313
Effective October 2015
Supersedes March 2007
CMS
Common mode inductors, surface mount
Applications
•
EMI filters
•
DC-DC brick power supplies
•
Discrete output supplies
•
Discrete and point-of-use power supplies (PUPS)
Environmental data
Product description
•
Three sizes of surface mount torroidal commonmode inductors that provide 300Vdc isolation
•
Inductance range from 5.5uH to 1600uH
•
Current range up to 7.0 Amps
•
Noise attenuation up to 44 dB
•
Frequency range up to 100 MHz
•
Meets UL94V-0 flammability standard
•
Ferrite core material
•
Storage temperature range: -40°C to +160°C
•
Operating ambient temperature range: -40°C to
+160°C (range is application specific)
•
Solder reflow temperature: J-STD-020D compliant
Pb
CMS
Common mode inductors, surface mount
Technical Data 4313
Effective October 2015
Product specifications
Part number
OCL (uH) minimum
(1-2) & (4-3)
I rms. Amperes
Max*
DCR (Ω) typ @
20°C (1-2)
DCR (Ω) typ @
20°C (4-3)
Leakage
Inductance (uH)
typ
Interwinding
Capacitance (pF) typ
CMS1-1-R
4.5
7.00
0.0027
0.0027
0.05
2.0
CMS1-2-R
8
5.70
0.0040
0.0040
0.09
2.1
CMS1-3-R
12.6
4.10
0.077
0.077
0.14
2.2
CMS1-4-R
18
3.80
0.0089
0.0089
0.20
2.3
CMS1-5-R
25
3.60
0.0100
0.0100
0.28
2.4
CMS1-6-R
32.8
3.10
0.0138
0.0138
0.36
2.5
CMS1-7-R
41.5
2.60
0.019
0.019
0.45
2.6
CMS1-8-R
51.2
2.20
0.026
0.026
0.056
2.7
CMS1-9-R
62
1.90
0.035
0.035
0.68
2.7
CMS1-10-R
73.7
1.65
0.048
0.048
0.81
2.8
CMS1-11-R
100
1.35
0.070
0.070
1.10
3.9
CMS1-12-R
131
1.15
0.100
0.100
1.45
3.0
CMS1-13-R
166
1.00
0.138
0.138
1.83
3.1
CMS1-14-R
205
0.85
0.186
0.186
2.25
3.2
CMS2-0-R
14
6.00
0.004
0.004
0.13
1.7
CMS2-1-R
25
5.35
0.005
0.005
0.22
2.0
CMS2-2-R
40
4.40
0.008
0.008
0.34
2.3
CMS2-3-R
57
3.60
0.012
0.012
0.47
2.5
CMS2-4-R
102
2.80
0.019
0.019
0.80
2.8
CMS2-5-R
160
2.30
0.029
0.029
1.25
3.1
CMS2-6-R
230
1.85
0.044
0.044
1.75
3.4
CMS2-7-R
270
1.60
0.060
0.060
2.00
3.6
CMS2-8-R
360
1.35
0.084
0.084
2.60
3.9
CMS2-9-R
460
1.10
0.120
0.120
3.30
4.3
CMS2-10-R
575
0.94
0.170
0.170
4.00
4.3
CMS2-11-R
700
0.80
0.230
0.230
5.00
4.6
CMS2-12-R
915
0.67
0.330
0.330
6.30
4.9
CMS2-13-R
1070
0.58
0.440
0.440
7.30
5.1
CMS2-14-R
1340
0.50
0.620
0.620
9.00
5.4
CMS3-1-R
28
5.70
0.005
0.005
0.31
2.80
CMS3-2-R
45
5.10
0.006
0.006
0.46
3.05
CMS3-3-R
64
4.75
0.007
0.007
0.64
3.30
CMS3-4-R
88
3.95
0.010
0.010
0.85
3.50
CMS3-5-R
146
3.10
0.017
0.017
1.30
3.70
CMS3-6-R
217
2.85
0.020
0.020
1.90
3.90
CMS3-7-R
258
2.45
0.027
0.027
2.20
4.15
CMS3-8-R
350
2.00
0.040
0.040
3.00
4.40
CMS3-9-R
400
1.70
0.053
0.053
3.30
4.65
CMS3-10-R
518
1.45
0.076
0.076
4.20
4.85
CMS3-11-R
648
1.20
0.107
0.107
5.10
5.10
CMS3-12-R
790
1.05
0.145
0.145
6.10
5.35
CMS3-13-R
1030
0.88
0.210
0.210
7.80
5.55
CMS3-14-R
1310
0.75
0.300
0.300
9.60
5.80
Definitions:
OCL = Open Circuit Inductance
DCR = Direct Current Resistance
Irms = rms current for approx. a 40°C temperature rise at an ambient temperature of 85°C.
*Operating Temperature: 160°C Max. Inductance values are sustained up to 160°C.
2
www.eaton.com/elx
Electrical Characteristics:
OCL (1-2) 0.10Vrms, 100kHz, 0.0Adc: (See Chart)
OCL (4-3) 0.10Vrms, 100kHz, 0.0Adc: (See Chart)
DCR (1-2) typ @ 20°C: (See Chart)
DCR (4-3) typ @ 20°C: (See Chart)
Hipot rating: winding to winding: 300Vdc min. for 1 second.
Turns Ratio: (1-2):(4-3) 1:1
CMS
Common mode inductors, surface mount
Technical Data 4313
Effective October 2015
Dimensions–mm
CMS1
RECOMMENDED PCB LAYOUT
TOP VIEW
SCHEMATIC
9.4 max
3
4
CMS1wwllyy R
FRONT VIEW
2
7.2 max
1
1:1
2.6 max
1
4
2
3
Pin 1 indicator
White dot
CMS2
CMS3
wwllyy = Date code R = Revision level
www.eaton.com/elx
3
CMS
Common mode inductors, surface mount
Technical Data 4313
Effective October 2015
Packaging Information
CMS1 CMS2
Supplied in tape and reel packaging, 2,000 parts per 13” diameter reel
(see note 1)
See note 1
min.
See note 6
Pin #1 indicator
+0.1/-0.0
7
See note 6
Bo
A
B
Ko= 2.7mm
A
Ao
Ko
Ao=9.3mm
+/-0.3
(see note 6)
min
A
1.75
Pin #1 Indicator
0.3Rad
max.
Bo=9.3mm
(see note 6)
+/-0.3
B
Ko=6.4mm
K
0
typ.
12.0
SECTION A-A
+0.1/-0.0
+/-0.05
1.75
A
+/-0.05
0.3Rad
max.
Supplied in tape and reel packaging, 800 parts per 13” diameter reel
6.7
12.0
A
SECTION A-A
Direction of feed
A
typ
User direction of feed
CMS3
Supplied in tape and reel packaging, 600 parts per 13” diameter reel
(see note 1)
+0.1/-0.0
+/-0.05
Ao=11.8mm
Bo=11.8mm
(see note 6)
min
A
1.75
Pin #1 Indicator
0.3Rad
max.
(see note 6)
+/-0.3
B
Ko=6.8mm
K
A
A
7.1
typ
16.0
SECTION A-A
User direction of feed
Attenuation Curves
Attenuation
0
-1 -4
-5
Attenuation
CMS 1
0
-5
-10
-7
-15
dB
dB
-10
-20
-25
-30
-35
-11
1
2
4
6
8
10
20
40
60
-1
-11
1
-14
2
4
dB
Attenuation
0
-5
-10
-15
-20
-25
-30
-35
-40
-45
-50
CMS 3
-1
-11
1
-4
-7
-14
2
4
6
8
FREQUENCY (MHz)
www.eaton.com/elx
6
8
10
FREQUENCY (MHz)
FREQUENCY (MHz)
4
-4 -7
-15
-20
-25
-30
-35
-40
-45
-50
-14
CMS 2
10
20
40
20
40
60
CMS
Common mode inductors, surface mount
Technical Data 4313
Effective October 2015
Impedance Curves
350
300
250
200
150
100
50
0
Impedance
CMS1-1 & 4
4000
-4
-1
0.4
0.6
0.8
-14
1
2
3
4
6
8
-11
2000
0
10
0.4
0.6
CMS2 - 1 & 4
-1
0.6
0.8
1
2
4
6
8
10
20
18000
16000
14000
12000
10000
8000
6000
4000
2000
0
0.4
3
4
6
8
10
CMS2 - 7,11, & 14
-11
-7
0.6
0.8
1
2
3
4
6
FREQUENCY (MHz)
CMS3 - 1 & 4
Impedance
CMS3 - 7,11, & 14
16000
-4
Z (Ohms)
Z (Ohms)
1600
1400
1200
1000
800
600
400
200
0
2
-14
0.4
FREQUENCY (MHz)
Impedance
1
Impedance
-4
0.4
0.8
FREQUENCY (MHz)
Z (Ohms)
Z (Ohms)
Impedance
-7
1000
FREQUENCY (MHz)
1800
1600
1400
1200
1000
800
600
400
200
0
CMS1 - 7,11, & 14
3000
Z (Ohms)
Z (Ohms)
Impedance
-1
0.6
0.8
1
2
3
4
FREQUENCY (MHz)
6
8
14000
12000
10000
8000
6000
4000
2000
0
0.4
-14
0.6
-11
0.8
1
2
3
-7
4
6
8
FREQUENCY (MHz)
www.eaton.com/elx
5
CMS
Common mode inductors, surface mount
Technical Data 4313
Effective October 2015
Solder reflow profile
TP
TC -5°C
tP
Max. Ramp Up Rate = 3°C/s
Max. Ramp Down Rate = 6°C/s
Temperature
TL
Preheat
A
T smax
t
Table 1 - Standard SnPb Solder (Tc)
Package
Thickness
Volume
mm3
