defining a degree of excellence
ISOLATIONTRANSFORMERS
FORETHERNET
960035A
• Bel isolation transformers are designed to be used as
equipment isolation protection for the cable-AUI
interface in 10Base-2, 10Base-5 and 10Base-T
applications
• Turns ratio 1:1
• 2000 Vrms isolation
• Through-hole and surface mount packaging
• Multiple OCL (inductance) values available
ELECTRICALS AT 25°C
Inductance
OCL (µH)
(+/- 20)
ET
Constant
(Vµs) Min
Rise
Time
Coupling
Capacitance
Leakage
Inductance
LL (µH) Max
Pri/Sec
(ohms)
Max
Package
Style
Part No.
(ns) Max CWW (pF) Max
Schematic
A553-0756-AB
A553-1006-AB
A553-1506-AB
S553-0506-AE
S553-0745-01
S553-0756-AE
S553-1006-AE
S553-1506-AE
S553-5999-67
S553-5999-68
S553-5999-69
S553-5999-72
S553-5999-73
S553-5999-74
75
100
150
50
2.1
2.1
3.0
1.0
1.5
1.4
1.5
1.8
1.4
1.8
1.5
1.5
1.8
1.4
3.0
3.0
3.5
1.8
3.5
1.8
1.8
1.8
1.8
1.8
1.8
1.8
1.8
1.8
10
10
12
5
0.20
0.20
0.25
0.10
0.30
0.10
0.10
0.10
0.10
0.10
0.10
0.10
0.10
0.10
0.20/0.20
0.20/0.20
0.30/0.30
0.15/0.15
0.35/0.35
0.17/0.17
0.20/0.20
0.20/0.20
0.17/0.17
0.20/0.20
0.20/0.20
0.20/0.20
0.20/0.20
0.17/0.17
A
A
A
A
A
A
A
A
A
A
A
B
B
B
1
1
1
2
2
2
2
2
3
3
3
4
4
4
350
75
16
7
100
150
75
8
9
7.0
9.0
8.0
8.0
9.0
7.0
150
100
100
150
75
SCHEMATICS
A
B
Specifications subject to change without notice.
Bel Fuse Inc. 198 Van Vorst Street, Jersey City, NJ 07302 • Tel: 201-432-0463 • Fax: 201-432-9542 • E-Mail: BelFuse@belfuse.com
Website: http://www.belfuse.com
BEL [ BEL FUSE INC. ]
