ADSL Magnetics
Conexant BT8970 and BT8973
TM00307
•
•
•
Designed for 784 kbps and 1168 kbps HDSL applica-
tions
•
•
•
Operating temperature range: -40° C to +85° C
Meets IEC 695, 2-2 flammability requirements
Designed to meet IEC 950 safety requirements for
supplementary insulation at 250V
PWB Process Capability: standard printed wiring board
assembly techniques, total-immersion cleaning
Minimum interwinding breakdown voltage of 1500 Vrms
•
Reliability testing: shock, vibration, temperature cycling,
temperature - humidity - bias
ELECTRICAL SPECIFICATIONS AT 25° C
Leakage
Inductance3
µH max
DCR
Ω
max
Longitudinal
Balance
db min
Insertion
Loss4
dB max
Frequency
Harmonic
Turns Ratio Inductance2
Response4 Distortion4
± 2%
mH ±6%
Application
Kbps
dB
dB max
Part Number
Package
Chip
Side
Line1
Side
40 kHz -
200 kHz
40 kHz -
200 kHz
40 kHZ
14 dBm
Chip : Line1
Line Side1
Line Side
200 kHz
S560-6600-68
0560-6600-J6
1. connect 2 to 4
SMD
THT
784
784
1 : 2
1 : 2
3
3
11
11
1
1
2.3
2.3
53
53
0.5
0.5
± 0.1
± 0.1
-70
-70
2. measure at 10 kHz, 0.1V
3. connect 2 to 4 and 7 to 9
4. 135Ω line impedance
Leakage
Inductance3
µH max
DCR
Ω
max
Longitudinal
Balance
db min
Insertion
Loss4
dB max
Frequency
Harmonic
Turns Ratio Inductance2
Response4 Distortion4
± 2%
mH ±10%
Application
Kbps
dB
dB max
Part Number
Package
Chip
Side
Line1
Side
40 kHz -
300 kHz
40 kHz -
500 kHz
40 kHZ
1.85 Vrms
Chip : Line1
Line Side1
Line Side
40 kHz
S560-6600-L7
0560-6600-60
1. connect 2 to 4
SMD
THT
1168
1168
1 : 2
1 : 2
2
2
10.5
10.5
1
1
2.55
2.55
53
53
0.5
0.5
± 0.1
± 0.1
-70
-70
2. measure at 10 kHz, 0.1V
3. connect 2 to 4 and 7 to 9
4. 135Ω line impedance
SCHEMATIC
1
4
S560-6600-68
0560-6600-J6
S560-6600-L7
0560-6600-60
LINE SIDE
CHIP SIDE
2
9
7
5
©2000 Bel Fuse Inc. Specifications subject to change without notice. 10.00
Bel Fuse Inc. 198 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com
T3-27