S553-6500-E5 Datasheet, PDF (1/2 Pages) Bel Fuse Inc. – HIGH FREQUENCY MAGNETICS T1/E1 Dual Transformers

HIGH FREQUENCY MAGNETICS
T1/E1 Dual Transformers
TM01117
• Transmit transformer and receive transformer in one
surface mount package
• S553-6500-E5, S553-6500-E6 and S553-6500-E7
are industrial temperature versions of S553-6500-39,
S553-6500-76 and S553-6500-A4 respectively
• Operating temperature range -40° to +85°C
• Meets IEC 695, 2-2 flammability requirements
• PWB Process Capability: standard printed wiring board
assembly techniques, total-immersion cleaning
• Meets ITU-T G.703 return loss from -40° to +85° C
• UL 1950 approved: file number E150991
• Reliability testing: Shock, vibration, temperature cycling,
temperature - humidity - bias
• Interwinding breakdown voltage: 1500 Vrms min
ELECTRICAL SPECIFICATIONS at 25° C
Part Number
Turns Ratio
±2%
Pri : Sec
Coil A
Coil B
Primary
Inductance
at 10 kHz
Leakage
Inductance
at 1 MHz
DCR
Ω
max
Capacitance
pF max
Return Loss at 102 kHz
120Ω Application
mH min
µH max
Primary
Secondary
Coil A Coil B Coil A Coil B Coil A Coil B Coil A Coil B
Pri to Sec
25° C
dB typ
-40 to +85° C
dB min
Coil A Coil B Coil A Coil B
S553-6500-E5 1CT : 2CT 1 : 1.36CT
1.8
1.6
0.5
0.5 0.75
0.6
1.5
0.7
35
30¹
21²
18¹
18²
S553-6500-E6 1CT : 1CT 1CT : 2CT
1.8
1.8
0.5
0.5
0.6 0.75
0.6
1.5
35
32³
30¹
19³
18¹
S553-6500-E7 1CT : 1CT 1CT : 1.36CT 1.8
1.3
0.5
0.5
0.6
0.5
0.6
0.7
35
32³
20²
19³
18²
1. Secondary terminated in 480 Ω
2. Primary terminated in 54 Ω
3. Primary or secondary terminated in 120 Ω
SCHEMATIC
S553-6500-E5
Secondary
2CT : 1CT
1
Primary
16
Coil A 2
15
3
14
4
13
5
12
1 : 1.36CT
6
11
Coil B 7
10
8
Primary
9
Secondary
S553-6500-E6
Secondary
1CT : 1CT
1
Coil A 2
3
4
5
6
Coil B 7
1CT : 2CT
8
Primary
Primary
16
15
14
13
12
11
10
9
Secondary
S553-6500-E7
Secondary
1CT : 1CT
1
Primary
16
Coil A 2
15
3
14
4
13
5
12
1CT : 1.36CT
6
11
Coil B 7
10
8
Primary
9
Secondary
©2001 Bel Fuse Inc. Specifications subject to change without notice. 11.01
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel [phone] • Fax [phone] • www.belfuse.com
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