defining a degree of excellence
ISDN TRANSFORMERS
T3 Applications
TM0022
Bel provides a small footprint transformer for use
in multiple applications. It is available in both through
hole and "pick and place compatible" SMD packaging.
* High Reliability and Low Cost
MECHANICALS
0.325(8.26)
Max
0.310
(7.87) Max
bel
Date Code
0554-3184-02
0.285
(7.24)
Max
0.210(5.33) Max
0.12(3.05)
Min
0.012(0.30)Max
0.008(0.20)Min
0.10(2.54)
0.018(0.46)
Ref
0.045(1.14)
Ref
0.375(9.53) Max
0.350(8.89) Min
bel
0.375(9.53)
Date Code
Max
S554-3184-02
0.285(7.24)
Max
0.200(5.08)
Max
0.310
(7.87) Max
5
o
0.10(2.54)
0.018(0.46)
+/- 0.002"
0.025(0.64)Max
0.015(0.38)Min
Dimensions are in inches (mm).
Dimension tolerance +/- 0.01(0.25)
unless otherwise stated.
SCHEMATIC
Primary
1
6
Secondary
2
5
3
4
Hipot
Interwinding
Capacitance (Vrms)
C
ww
(pF) Max @1 Sec
10
1500
ELECTRICALS
Part
Number
0554-3184-02
S554-3184-02
@ 25
o
C
Inductance Leakage
DC Resistance
Turns
Primary
OCL
Inductance DCR (ohms) Max
Ratio
Pins
(µH) Min L
L
(µH) Max
Pins (1-3) Pins (4-6)
+/- 5%
1:2CT
1-3
40
0.12
0.2
0.3
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
T122
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