SMD Common Mode Choke – CMMI Series
CMMI Series
For HDMI, USB 3.0
A full series of common mode choke is designed for excellent noise
attenuation and compact sizing for use in wide range of applications.
Both standard series and custom designs are available.
Features
RoHS Compliant
Excellent solderability
Applications
HDMI
LVDS, panel line for liquid display panels, etc.
Miniature SMD type common mode filter for fully automated assembly
USB lines (for personal computers and peripheral), DVC, STB,
Product Identification
Packaging: T：Tape and Reel
Shape and Dimensions
Recommended Pattern
Dimensions in mm
TYPE
CMMI11
CMMI21
A
1.25±0.2
2.05±0.2
B
1.00±0.2
1.25±0.2
C
0.80±0.1
1.20±0.2
D
0.32
0.50
E
0.33
0.58
Dimensions in mm
TYPE
CMMI11
CMMI21
A
0.36
0.50
B
1.00
1.20
C
0.59
0.80
D
1.75
2.60
SMD Common Mode Choke – CMMI Series
Electrical Characteristics
Impedance
(Ω)
60
90
Test Frequency
(MHz)
100
100
Tolerance
(±%)
25
25
Idc
(mA) Max
250
250
Rated Voltage
(Vdc)
20
20
Rdc
(Ω) Max
0.40
0.30
Insulation Resistance
(MΩ) Min
10
10
Part Number
CMMI11T-600Y-N
CMMI11T-900Y-N
When ordering, please specify tolerance and packaging codes
Tolerance : Y = ±25%
Packaging : Clear tape and reel { standard }
Z : HP4286A / HP4287A / Agilent E4991A + Agilent16197A
Rdc(single line) :CH502BC
Idc : HP4284A+HP42841A/HP4285A+HP42841A
Insulation Resistance : Agilent HP4339B
Operating temperature range from -40℃ to 105℃. (Including self - temperature rise )
Test Instruments：HP4291A
Material/Impedance Analyzer
Typical Impedance
vs.
Frequency
1000
600
COMMON MODE
100
900
IIMPEDANCE(Ω)
10
600
1
900
NORMAL MODE
0.1
1
10
100
1000
10000
FREQUENCY(MHz)
SMD Common Mode Choke – CMMI Series
CMMI11T-600Y-N
Insertion Loss For HDMI Testing:
Insertion Loss For USB3.0 Testing:
TDR For HDMI Testing:
TDR For USB3.0 Testing:
Eye Diagram For HDMI Testing:
Eye Diagram For USB3.0 Testing:
SMD Common Mode Choke – CMMI Series
CMMI11T-900Y-N
Insertion Loss For HDMI Testing:
Insertion Loss For USB3.0 Testing:
TDR For HDMI Testing:
TDR For USB3.0 Testing:
Eye Diagram For HDMI Testing:
Eye Diagram For USB3.0 Testing:
SMD Common Mode Choke – CMMI Series
Electrical Characteristics
Impedance
(Ω)
50
67
90
120
130
Test Frequency
(MHz)
100
100
100
100
100
Tolerance
(±%)
25
25
25
25
25
Idc
(mA) Max
500
500
330
330
300
Rated Voltage
(Vdc)
50
50
50
50
50
Rdc
(Ω) Max
0.20
0.30
0.30
0.35
0.40
Insulation Resistance
(MΩ) Min
10
10
10
10
10
Part Number
CMMI21T-500Y-N
CMMI21T-670Y-N
CMMI21T-900Y-N
CMMI21T-121Y-N
CMMI21T-131Y-N
When ordering, please specify tolerance and packaging codes
Tolerance : Y = ±25%
Packaging : Clear tape and reel { standard }
Z : HP4286A / HP4287A / Agilent E4991A + Agilent16197A
Rdc(single line) :CH502BC
Idc : HP4284A+HP42841A/HP4285A+HP42841A
Insulation Resistance : Agilent HP4339B
Operating temperature range from -40℃ to 105℃. (Including self - temperature rise )
Test Instruments：HP4291A
Material/Impedance Analyzer
Typical Impedance
vs.
Frequency
1000
COMMON MODE
900
100
670
121
131
IIMPEDANCE(Ω)
500
10
131
121
1
670
0.1
1
500
10
100
900
NORMAL MODE
1000
10000
FREQUENCY(MHz)
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