CMJ-2 Series • Miniature SMD Common Mode Double Chokes
Features
•
Miniature, low cost SMD for pick and place compatability while
providing consistent and reliable coplanarity
• Other inductance values and special types for operation at 150°C
ambient are available upon request
•
High attenuation over a wide frequency range - CAN bus types
to 500MHz
• Available in Bifilar and Sector winding (Suffix S)
• Materials: UL94-VO
• Manufactured in an ISO-9001:2000, TS-16949:2002
and ISO-14001:2004 certified Talema facility
• Fully RoHS compliant and meets lead free reflow
level J-STD-020C
Electrical Specifications @ 25°C
Nominal Voltage: 42Vac (50/60Hz), 80Vdc
Operating Temperature: -25° to +85°C
Storage Temperature: -40° to +125°C
Climatic category: according to IEC68-1 25/85/56
Test voltage between windings: 500 Vrms
Test frequency
Nominal Inductance: measured @ 100kHz/20 mVrms
Leakage Inductance: measured @ 100kHz, 100mVrms
Test Equipment: HP4192A
Weight: ~ 0.3 gram
Packaging: Tape & Reel
Part Number
OCL (
μ
H)
+50/-30%
6
25
51
5
11
25
51
100
470
1000
2200
4700
10000
20000
47000
I
N
(mA)
2500
800
800
1200
500
500
500
500
500
500
400
200
200
140
100
Suggested Pad
Layout
0.394
(10.00)
0.039
(1.00)
L
L
(
μ
H)
0.40
1.50
2.00
0.05
0.05
0.10
0.10
0.25
0.20
0.25
0.15
0.30
0.40
0.70
1.50
Bifilar
Winding
R
CU
(mOhms)
22
112
148
100
120
96
148
260
248
250
280
845
1200
1800
3450
Sector
CMJ-2-XXXS
Winding
V
T
(Vrms)
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
Number of
Data Lines
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
Schematic
1
2
4
3
Sector Winding for CAN bus and similiar applications
CMJ-2-060S
CMJ-2-250S
CMJ-2-510S
CMJ-2-050
CMJ-2-110
CMJ-2-250
CMJ-2-510
CMJ-2-101
CMJ-2-471
CMJ-2-102
CMJ-2-222
CMJ-2-472
CMJ-2-103
CMJ-2-203
CMJ-2-473
Bifilar Winding for Data and Signal Lines
Dimensions
0.354 0.299
(9.00) (7.60)
0.100
(2.54)
CMJ-
2-XXX
Wk/Yr
0.228
(5.80)
0° - 8°
0.209 0.169
(5.30) (4.30)
0.020 x 0.12
(0.50 x 0.30)
0.091
(2.30)
0.100
(2.54)
Surface Coplanarity will be 0.004(0.10) maximum
Dimensions: Inches (Millimeters)
Tolerance: ±0.010 (0.25) unless specified otherwise
See following page for typical impedance curves
THE TALEMA GROUP • Magnetic Components for ISDN / xDSL / LAN Data Communications
TALEMA [ NUVOTEM TALEMA ]
