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
•
•
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
•
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
Pb
•
•
•
•
•
•
Technical Data
4313
Effective October 2015
CMS
Common mode inductors, surface mount
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
CMS1-2-R
CMS1-3-R
CMS1-4-R
CMS1-5-R
CMS1-6-R
CMS1-7-R
CMS1-8-R
CMS1-9-R
CMS1-10-R
CMS1-11-R
CMS1-12-R
CMS1-13-R
CMS1-14-R
CMS2-0-R
CMS2-1-R
CMS2-2-R
CMS2-3-R
CMS2-4-R
CMS2-5-R
CMS2-6-R
CMS2-7-R
CMS2-8-R
CMS2-9-R
CMS2-10-R
CMS2-11-R
CMS2-12-R
CMS2-13-R
CMS2-14-R
CMS3-1-R
CMS3-2-R
CMS3-3-R
CMS3-4-R
CMS3-5-R
CMS3-6-R
CMS3-7-R
CMS3-8-R
CMS3-9-R
CMS3-10-R
CMS3-11-R
CMS3-12-R
CMS3-13-R
CMS3-14-R
4.5
8
12.6
18
25
32.8
41.5
51.2
62
73.7
100
131
166
205
14
25
40
57
102
160
230
270
360
460
575
700
915
1070
1340
28
45
64
88
146
217
258
350
400
518
648
790
1030
1310
7.00
5.70
4.10
3.80
3.60
3.10
2.60
2.20
1.90
1.65
1.35
1.15
1.00
0.85
6.00
5.35
4.40
3.60
2.80
2.30
1.85
1.60
1.35
1.10
0.94
0.80
0.67
0.58
0.50
5.70
5.10
4.75
3.95
3.10
2.85
2.45
2.00
1.70
1.45
1.20
1.05
0.88
0.75
0.0027
0.0040
0.077
0.0089
0.0100
0.0138
0.019
0.026
0.035
0.048
0.070
0.100
0.138
0.186
0.004
0.005
0.008
0.012
0.019
0.029
0.044
0.060
0.084
0.120
0.170
0.230
0.330
0.440
0.620
0.005
0.006
0.007
0.010
0.017
0.020
0.027
0.040
0.053
0.076
0.107
0.145
0.210
0.300
0.0027
0.0040
0.077
0.0089
0.0100
0.0138
0.019
0.026
0.035
0.048
0.070
0.100
0.138
0.186
0.004
0.005
0.008
0.012
0.019
0.029
0.044
0.060
0.084
0.120
0.170
0.230
0.330
0.440
0.620
0.005
0.006
0.007
0.010
0.017
0.020
0.027
0.040
0.053
0.076
0.107
0.145
0.210
0.300
0.05
0.09
0.14
0.20
0.28
0.36
0.45
0.056
0.68
0.81
1.10
1.45
1.83
2.25
0.13
0.22
0.34
0.47
0.80
1.25
1.75
2.00
2.60
3.30
4.00
5.00
6.30
7.30
9.00
0.31
0.46
0.64
0.85
1.30
1.90
2.20
3.00
3.30
4.20
5.10
6.10
7.80
9.60
2.0
2.1
2.2
2.3
2.4
2.5
2.6
2.7
2.7
2.8
3.9
3.0
3.1
3.2
1.7
2.0
2.3
2.5
2.8
3.1
3.4
3.6
3.9
4.3
4.3
4.6
4.9
5.1
5.4
2.80
3.05
3.30
3.50
3.70
3.90
4.15
4.40
4.65
4.85
5.10
5.35
5.55
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
2
www.eaton.com/elx
CMS
Common mode inductors, surface mount
Dimensions–mm
CMS1
RECOMMENDED PCB LAYOUT
Technical Data
4313
Effective October 2015
TOP VIEW
9.4 max
SCHEMATIC
2
7.2 max
FRONT VIEW
1
1:1
3
4
CMS1-
wwllyy R
1
Pin 1 indicator
White dot
2.6 max
4
2
3
CMS2
CMS3
wwllyy = Date code R = Revision level
www.eaton.com/elx
3
Technical Data
4313
Effective October 2015
CMS
Common mode inductors, surface mount
Packaging Information
CMS1
Supplied in tape and reel packaging, 2,000 parts per 13” diameter reel
See note 1
See note 6
+0.1/-0.0
A
CMS2
Supplied in tape and reel packaging, 800 parts per 13” diameter reel
(see note 1)
(see note 6)
min.
+/-0.05
0.3Rad
max.
A
B
Ko= 2.7mm
Ko
SECTION A-A
Ao
Pin #1 indicator
1.75
7
See note 6
Ao=9.3mm
+/-0.05
+0.1/-0.0
min
A
1.75
Bo
+/-0.3
Bo=9.3mm
Ko=6.4mm
0.3Rad
max.
B
Pin #1 Indicator
(see note 6)
+/-0.3
A
12.0
0
typ.
Direction of feed
K
6.7
SECTION A-A
A
12.0
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
(see note 6)
min
A
+/-0.05
0.3Rad
max.
1.75
Ao=11.8mm
Bo=11.8mm
Ko=6.8mm
Pin #1 Indicator
B
(see note 6)
+/-0.3
K
7.1
SECTION A-A
A
16.0
A
typ
User direction of feed
Attenuation Curves
Attenuation
0
-5
-10
dB
dB
-15
-20
-25
-30
-35
1
CMS 1
-1 -4
-7
0
-5
-10
-15
-20
-25
-30
-35
-40
-45
-50
Attenuation
-1
CMS 2
-4 -7
-11
2
-14
4
6
8
10
20
40
60
-11
1
2
-14
4
6
8
10
20
40
60
FREQUENCY (MHz)
FREQUENCY (MHz)
Attenuation
0
-5
-10
-15
-20
-25
-30
-35
-40
-45
-50
-11
1
2
CMS 3
-1
-4
-7
dB
-14
4
6
8
10
20
40
FREQUENCY (MHz)
4
www.eaton.com/elx
CMS
Common mode inductors, surface mount
Impedance Curves
Technical Data
4313
Effective October 2015
Impedance
350
300
250
200
150
100
50
0
CMS1-1 & 4
4000
Impedance
-14
-11
CMS1 - 7,11, & 14
-4
-1
Z (Ohms)
Z (Ohms)
3000
2000
1000
0
0.4
0.6
0.8
1
2
3
4
6
8
10
-7
0.4
0.6
0.8
1
2
3
4
6
8
10
FREQUENCY (MHz)
FREQUENCY (MHz)
Impedance
1800
1600
1400
1200
1000
800
600
400
200
0
-4
CMS2 - 1 & 4
18000
16000
14000
12000
10000
8000
6000
4000
2000
0
Impedance
-14
CMS2 - 7,11, & 14
Z (Ohms)
Z (Ohms)
-11
-1
-7
0.4
0.6
0.8
1
2
4
6
8
10
20
FREQUENCY (MHz)
0.4
0.6
0.8
1
2
3
4
6
FREQUENCY (MHz)
Impedance
1600
1400
Z (Ohms)
1200
1000
800
600
400
200
0
0.4
0.6
0.8
1
CMS3 - 1 & 4
16000
14000
12000
Z (Ohms)
-1
10000
8000
6000
4000
2000
0
Impedance
CMS3 - 7,11, & 14
-4
-14
-11
-7
2
3
4
6
8
0.4
0.6
0.8
1
2
3
4
6
8
FREQUENCY (MHz)
FREQUENCY (MHz)
www.eaton.com/elx
5
Microchip MCU
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