defining a degree of excellence
COMMONMODEFILTERCHOKES
FORTELECOMAPPLICATIONS
TM0038
Designed for 4-wire links, such as ISDN-S/T
and T1/E1/CEPT.
High frequency chokes for EMI reduction.
Bel introduces a new Common Mode Filter
Choke for Telecom Applications in surface
mount or through hole packages
.600(15.24)
Pin 1
Indicator
1
2
Pin 1
Indicator
10
9
.595(15.1)
MAX
.030(0.76)
TYP
Date code
Year,
week
.550(13.97)
MAX
7
4
5
6
.480(12.2)
MAX
.100(2.54)
TYP
.720(18.28)
MAX
.130(3.3)
.300(7.6)
MAX
.530(13.46)
MAX
.300(7.6)
TYP
.100(2.54)
TYP
.390(8.64)
MAX
.010/.020
(.25/0.51)
4
1
5
8
.004
.045/.055
(1.01/1.27)
Dimensions are in inches(mm).
Dimension tolerance is +/-0.01(0.25)
unless otherwise specified.
10
9
7
6
5
8
7
2
6
3
5
1 : 1 : 1 : 1
1 : 1 : 1 : 1
1
2
4
ELECTRICAL SPECIFICATIONS @ 25O C
1
4
OCL 25O C
(uH min)
Cw/w
LL
DCR
Isolation
Frequency
Part Number
Package
(pf max) (uH max) (ohms max) (Vrms min) (3MHz-200MHz)
Through Hole
Through Hole
Surface Mount
15
10
17
High
High
High
0.20
0.20
0.23
0.30
0.25
0.30
500
500
500
0555-6400-01
0555-6400-02
S555-6400-07
24.0
8.0
22.5
Corporate Office
Bel Fuse Inc.
198 Van Vorst Street, Jersey City, NJ 07302-4496
Tel: 201-432-0463
Fax: 201-432-9542
E-Mail: BelFuse@belfuse.com
Internet: http://www.belfuse.com
Far East Office
Bel Fuse Ltd.
8F/8 Luk Hop Street
San Po Kong
Kowloon, Hong Kong
Tel: 852-2328-5515
Fax: 852-2352-3706
European Office
Bel Fuse Europe Ltd.
Preston Technology Management Centre
Marsh Lane, Preston PR1 8UD
Lancashire, U.K.
Tel: 44-1772-556601
Fax: 44-1772-888366
T307
