SAMWHA CMH2012GM221N2E Common mode filter Datasheet

DPS-081104
CHIP COMMON MODE FILTERS
CMV/H 2012 Series
v Features
v Dimensions & Land pattern
• Effective for suppressing common mode at high
frequency from several MHz to several hundreds MHz.
(unit : mm)
• Vertical type
1.1±0.1
1.25±0.2
0.25±0.15
• Suitable for differential signal lines like USB
0.8±0.1
existing common mode choke coils.
0.90±0.1
1.25±0.2
that was unable to be suppressed with
2.6±0.1
• CMV/H suppresses high frequency noise
0.80±0.15
0.40±0.2
Recommend land pattern
v Applications
• Horizontal type
• USB lines of PCs, peripheral equipment
0.6±0.1
2.00±0.2
digital cameras
0.90±0.1
1.00±0.2
0.25±0.15
• USB lines of digital AV equipment such as
1.8±0.1
• LVDS lines of Note-PCs, LCDs
1.00±0.15
0.60±0.2
1.0±0.1
Recommend land pattern
v Characteristics
Part Number
Common mode
Impedance [Ω]
at 100MHz
Rated Current
[mA]
2.8±0.2 Voltage
Rated
[V]
Insulation
Resistance
[MΩ]
CM□2012GM700N2E
70
100
10
10
CM□2012GM900N2E
90
100
10
10
CM□2012GM121N2E
120
100
10
10
CM□2012GM181N2E
180
100
10
10
CM□2012GM221N2E
220
100
10
10
□ : V, vertical type / H, horizontal type
Impedance characteristics
Transmission characteristic
6000
5
221 Common mode
Insertion loss (dB)
1000
Impedance (W )
0
181 Common mode
121 Common mode
900 Common mode
100
10
221 Differential mode
-5
221 Common mode
181 Common mode
-10
121 Common mode
900 Common mode
-15
-20
181 Differential mode
121 Differential mode
1
-25
900 Differential mode
1
10
100
DC Current (mA)
1000
3000
1
10
100
1000
10000
Frequency (MHz)
This description in the this catalogue is subject to change without notice
http://www.samwha.com/chip
SAMWHA ELECTRONICS CO., LTD
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