CMK08B02TH Datasheet, PDF (1/1 Pages) Delta Electronics, Inc. – Low cost, Low resistance, Excellent electrical isolation and environmental stability

THROUGH-HOLE TYPE
Common-Mode Choke
FEATURES
Low cost
Low resistance
Excellent electrical isolation
and environmental stability
APPLICATIONS
To suppress common mode noise in particular
frequency range
Eliminate the problem of conducted EMI in data
line applications
CMK08B02
ELECTRICAL CHARACTERISTICS @25^oC
PART NO.
CMK08B02TH
CMK08B03TH
CMK08B04TH
Inductance
(uH)
(1-8)
18~36
24
36
Leakage Inductance
(uH) Max
(1-8, Short Others)
0.3
0.2
0.3
Interwinding Capacitance
(pF) Max
25
15
25
DC Resistance
( ) Max
0.065
0.30
0.35
Turns Ratio
@100KHz
5%
1:1:1:1
1:1:1:1
1:1:1:1
MECHANICAL CONSTRUCTION
SCHEMATICS
A
8
7
6
5
87 6 5
CMK08B02
B
12
34
DATE CODE
1
2
3
4
IMPEDANCE CURVE
E
C
D
4000 ^CMK08B04TH
TYP
3000
2000
F
G
MIN
1000
UNIT : mm / inch
H
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
I
J
E = 0.50 0.254 / 0.028 0.010
F = 2.54 / 0.005 (TYP)
G = 0.50 0.127 / 0.020 0.005
H = 7.62 / 0.300 (TYP)
K
I = 7.62 / 0.300 (TYP)
J = 1.10 0.127 / 0.043 0.005
K = 2.14 0.127 / 0.084 0.005
DELTA ELECTRONICS, INC.
10 20 30
50 70
100
FREQUENCY (MHz)
ATTENUATION
CMK08B03TH
0
-5
-10
-15
-20
-25
1
10
FREQUENCY (MHz)
(TAOYUAN PLANT CPBG) 252, SHANG YING ROAD, KUEI SAN, TAOYUAN HSIEN 333, TAIWAN, R.O.C.
TEL: [phone]; FAX: [phone]
http://www.deltaww.com/products/networking/power.htm
B-18
200 300
100