CMS1-7-R View Datasheet(PDF) - Cooper Bussmann, Inc.
Part Name
Description
Manufacturer
CMS1-7-R Datasheet PDF : 4 Pages
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CMS-SERIES
Common Mode Inductors
(Surface Mount)
Part Number
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
OCL
(uH) minimum
(1-2) & (3-4)
88
146
217
258
350
400
518
648
790
1030
1310
I rms.
Amperes
Max *
3.95
3.10
2.85
2.45
2.00
1.70
1.45
1.20
1.05
0.88
0.75
DCR (Ω) typ
@ 20°C
(1-2)
0.010
0.017
0.020
0.027
0.040
0.053
0.076
0.107
0.145
0.210
0.300
DCR (Ω) typ
@ 20°C
(4-3)
0.010
0.017
0.020
0.027
0.040
0.053
0.076
0.107
0.145
0.210
0.300
Leakage
Inductance (uH)
typ
0.85
1.30
1.90
2.20
3.00
3.30
4.20
5.10
6.10
7.80
9.60
Interwinding
Capacitance (pF)
typ
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.
R
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
Mechanical Diagrams
CMS1 Series
w
RECOMMENDED PCB LAYOUT
TOP VIEW
9.4 max
3
CMS1-
wwllyy R
4
2
7.2 max
1
Pin 1 indicator
White dot
F
FRONT VIEW
2.6 max
SCHEMATIC
1:1
1
4
2
3
2
CMS2 Series
S
CMS3 Series
wwllyy = Date code R = Revision level
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