APPLICATIONS
ELECTRICAL CHARACTERISTICS @25 C
o
Low cost
Low resistance
Excellent electrical isolation
and environmental stability
To suppress common mode noise in particular
frequency range
Eliminate the problem of conducted EMI in data
line applications
B-18
8
6
7
5
1
3
2
4
FEATURES
CM
K08B
02
UNIT : mm / inch
A =11.90 0.254 / 0.315 0.010
B = 9.90 0.254 / 0.217 0.010
C = 6.40 0.254 / 0.157 0.010
D = 3.20 0.254 / 0.327 0.010
E
F = 2.54 / 0.005 (TYP)
G = 0.50 0.127 / 0.020 0.005
H = 7.62 / 0.300 (TYP)
I = 7.62 / 0.300 (TYP)
J = 1.10 0.127 / 0.043 0.005
K = 2.14 0.127 / 0.084 0.005
= 0.50 0.254 / 0.028 0.010
A
DATE CODE
8
1
5
CMK08B02
B
4
C
D
E
F
H
I
J
K
G
2
3
6
7
Inductance
Leakage Inductance
Interwinding Capacitance
DC Resistance
Turns Ratio
PART NO.
(uH)
(uH) Max
(pF) Max
( ) Max
@100KHz
(1-8)
(1-8, Short Others)
5%
CMK08B02TH
18~36
0.3
25
0.065
1:1:1:1
CMK08B03TH
24
0.2
15
0.30
1:1:1:1
CMK08B04TH
36
0.3
25
0.35
1:1:1:1
-25
-20
-15
-10
-5
1
10
0
100
CMK08B03TH
FREQUENCY (MHz)
A
TTENUA
TION
(dB)
ATTENUATION
1000
2000
3000
4000
10
50
100
300
CMK08B04TH
FREQUENCY (MHz)
200
TYP
MIN
20
30
70
(Ohms)
MECHANICAL CONSTRUCTION
SCHEMATICS
IMPEDANCE CURVE
Common-Mode Choke
THROUGH-HOLE TYPE
DELTA ELECTRONICS, INC.
(TAOYUAN PLANT CPBG)
252, SHANG YING ROAD, KUEI SAN, TAOYUAN H IEN 333, TAIWAN, R.O.C.
TEL: 886-3-3591968; FAX: 886-3-3591991
S
http://www.deltaww.com/products/networking/power.htm
PDF 
ZIP