Common Mode Noise Filter Array
Smallest Size Common Mode Noise Filter Array
Appearance
1.0±0.15
Specification
Impedance(ohm)
Part
at 100MHz
Number
Common
Differential
EXC28CE900U
90 typ.
15 max.
EXC28CE121U
120 typ.
18 max.
EXC28CE201U
200 typ.
20 max.
Applications
•
LVDS Data-Line
TTL → LVDS
PLL
CLK
•
IEEE1394 Data-Line
IEEE
Ctrl
IC
Dimension
0.25±0.1
0.5±0.1
0.20±0.15
0.5 ± 0.1
2.0±0.2
Unit: mm
Rated
Rated
DCR
Voltage
Current
(ohm)
(V DC)
(mA)
max.
5
160
1.5
5
140
2.0
5
130
2.5
Data LVDS
LVDS → TTL
PLL
Common Mode
Noise Filter Array
TPA-
TPA+
IEEE1394
TPB-
connector
TPB+
Circuit Components Business Unit / Panasonic Electronic Devices
Circuit Components Business Unit / Panasonic Electronic Devices
Impedance (Typical)
1000
Common Mode
EXC28CE201U
EXC28CE121U
100
EXC28CE900U
10
1
1
10
Frequency (MHz)
Effect in IEEE1394
• Bit Error countermeasure
• Radiation noise suppression
EXC28CE201U
2.5
IEEE1394
IEEE1394
2.0
Speed Signal
1.5
S400
1.0
0
100
200
EXC28CE201U
EXC28CE121U
EXC28CE900U
Differential Mode
100
1000
Competitor (200 ohm)
2.5
2.0
1.5
1.0
300
400
500
0
100
Time (ns)
Co., Ltd.
Co., Ltd.
Common Mode
Z
Differential Mode
Z
200
300
400
500
Time (ns)