Technical Data 4313 Effective September 2018
Supersedes October 2015
Product description
• Three sizes of surface mount torroidal common-
mode 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
Applications
• EMI filters
• DC-DC brick power supplies
• Discrete output supplies
• Discrete and point-of-use power supplies (PUPS)
Environmental data
• 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-020 (latest revision) compliant
CMS
Common mode inductors, surface mount
Pb
2
Technical Data 4313
Effective Sepetember 2018
CMS
Common mode inductors, surface mount
www.eaton.com/electronics
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.
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
3
Technical Data 4313
Effective September 2018
CMS
Common mode inductors, surface mount
www.eaton.com/electronics
3
3
3
33
4
4
4
44
2
2
2
22
1
1
1
11
TOP VIEW
9.4 max
7.2 max
Pin 1 indicator
White dot
wwllyy R
CMS1-
FRONT VIEW
2.6 max
RECOMMENDED PCB LAYOUT
SCHEMATIC
4
1
3
1:1
2
wwllyy
= Date code R = Revision level
Dimensions–mm
CMS1
CMS2
CMS3
4
Technical Data 4313
Effective Sepetember 2018
CMS
Common mode inductors, surface mount
www.eaton.com/electronics
Direction of feed
+/-0.05
0.3Rad
max.
Ko
SECTION A-A
min.
Bo
Ao
12.0
See note 1
See note 6 +0.1/-0.0
A
A
1.75
7
See note 6
+/-0.3
0
typ.
Pin #1 indicator
A
B
Ko= 2.7mm
Ko=6.4mm
Bo=9.3mm
Ao=9.3mm
A
A
SECTION A-A
max.
0.3Rad
+/-0.05
K
Pin #1 Indicator
B
A
+0.1/-0.0 min
(see note 1)
(see note 6)
12.0 typ
1.75
(see note 6)
+/-0.3
User direction of feed
6.7
Ko=6.8mm
Bo=11.8mm
Ao=11.8mm
A
A
SECTION A-A
max.
0.3Rad
+/-0.05
K
Pin #1 Indicator
B
A
+0.1/-0.0 min
(see note 1)
(see note 6)
16.0
typ
1.75
(see note 6)
+/-0.3
User direction of feed
7.1
Attenuation CMS 3
-50
-45
-40
-35
-30
-25
-20
-15
-10
-5
0
12468102040
FREQUENCY (MHz)
-1 -4 -7
-11 -14
dB
Attenuation CMS 2
-50
-45
-40
-35
-30
-25
-20
-15
-10
-5
0
12 46 810204060
FREQUENCY (MHz)
-1 -4 -7
-11 -14
dB
Attenuation CMS 1
-35
-30
-25
-20
-15
-10
-5
0
12 46 810204060
FREQUENCY (MHz)
-1 -4 -7
-11 -14
dB
Packaging Information
CMS1 CMS2
CMS3
Attenuation Curves
Supplied in tape and reel packaging, 2,000 parts per 13” diameter reel Supplied in tape and reel packaging, 800 parts per 13” diameter reel
Supplied in tape and reel packaging, 600 parts per 13” diameter reel
5
Technical Data 4313
Effective September 2018
CMS
Common mode inductors, surface mount
www.eaton.com/electronics
Impedance Curves
Im
p
edance CMS1-1 & 4
0
50
100
150
200
250
300
350
0.40.6 0.81 2346810
FREQUENCY (MHz)
-4
-1
Impedance CMS1 - 7,11, & 14
0
1000
2000
3000
4000
0.40.6 0.81 2346810
FREQUENCY (MHz)
-11
-14
-7
Impedance CMS2 - 7,11, & 14
0
2000
4000
6000
8000
10000
12000
14000
16000
18000
0.40.6 0.81 2346
FREQUENCY (MHz)
-11
-14
-7
Impedance CMS3 - 1 & 4
0
200
400
600
800
1000
1200
1400
1600
0.40.6 0.81 23468
FREQUENCY (MHz)
-4
-1
Impedance CMS3 - 7,11, & 14
0
2000
4000
6000
8000
10000
12000
14000
16000
0.40.6 0.81 23 46 8
FREQUENCY (MHz)
-11
-14
-7
Impedance CMS2 - 1 & 4
0
200
400
600
800
1000
1200
1400
1600
1800
0.40.6 0.81 24681020
FREQUENCY (MHz)
-4
-1
Z (Ohms)
Z (Ohms)
Z (Ohms)
Z (Ohms)
Z (Ohms)
Z (Ohms)
Eaton
Electronics Division
1000 Eaton Boulevard
Cleveland, OH 44122
United States
www.eaton.com/electronics
© 2018 Eaton
All Rights Reserved
Printed in USA
Publication No. 4313 PCN18009
September 2018
Eaton is a registered trademark.
All other trademarks are property
of their respective owners.
CMS
Common mode inductors, surface mount
Technical Data 4313
Effective September 2018
Life Support Policy: Eaton does not authorize the use of any of its products for use in life support devices or systems without the express written
approval of an officer of the Company. Life support systems are devices which support or sustain life, and whose failure to perform, when properly used
in accordance with instructions for use provided in the labeling, can be reasonably expected to result in significant injury to the user.
Eaton reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Eaton also
reserves the right to change or update, without notice, any technical information contained in this bulletin.
Temperature
t
tP
ts
TC -5°C
Time 25°C to Peak Time
25
°C
Tsmin
Tsmax
TL
TP
Preheat
A
Max. Ramp Up Rate = 3°C/s
Max. Ramp Down Rate = 6°C/s
Solder reflow profile
Reference J-STD-020
Profile feature Standard SnPb solder Lead (Pb) free solder
Preheat and soak • Temperature min. (Tsmin)100 °C 150 °C
• Temperature max. (Tsmax)150 °C 200 °C
• Time (Tsmin to Tsmax) (ts)60-120 seconds 60-120 seconds
Average ramp up rate Tsmax to Tp3 °C/ second Max. 3 °C/ second Max.
Liquidous temperature (Tl)
Time at liquidous (tL)
183 °C
60-150 seconds
217 °C
60-150 seconds
Peak package body temperature (TP)* Table 1 Table 2
Time (tp)** within 5 °C of the specified classification temperature (Tc)20 seconds** 30 seconds**
Average ramp-down rate (Tp to Tsmax)6 °C/ second max. 6 °C/ second max.
Time 25 °C to peak temperature 6 minutes max. 8 minutes max.
* Tolerance for peak profile temperature (Tp) is defined as a supplier minimum and a user maximum.
** Tolerance for time at peak profile temperature (tp) is defined as a supplier minimum and a user maximum.
Table 1 - Standard SnPb solder (Tc)
Package
thickness
Volume
mm3
<350
Volume
mm3
≥350
<2.5mm) 235°C 220°C
≥2.5mm 220°C 220°C
Table 2 - Lead (Pb) free solder (Tc)
Package
thickness
Volume
mm3
<350
Volume
mm3
350 - 2000
Volume
mm3
>2000
<1.6mm 260°C 260°C 260°C
1.6 – 2.5mm 260°C 250°C 245°C
>2.5mm 250°C 245°C 245°C
