AM79M574-1JC ETC2 [List of Unclassifed Manufacturers], AM79M574-1JC Datasheet - Page 13

• Manufacturer Part Number: AM79M574-1JC
• Description: Metering Subscriber Line Interface Circuit
• Manufacturer: ETC2 [List of Unclassifed Manufacturers]

DC FEED CHARACTERISTICS
Notes:
1. Constant-resistance region:
2. Anti-sat–1 turn-on:
3. Anti-sat–2 turn-on:
4. Open Circuit voltage:
5. Anti-sat –1 region:
6. Anti-sat –2 region:
7. Current limit:
4
V
R
BAT
DC
= 40 kΩ
= 47.3 V
6
V
V
V
V
I
V
V
V
L
AB
AB
AB
AB
AB
AB
AB
=
a. V
=
=
=
=
=
=
=
1992
----------- -
R
3
A
DC
28.48 V
0.44 V
38.85 I
0.44 V
–V
50 I
0.992 V
38.85 V,
B
–
(V
L
–
AB
BAT
BAT
BAT
R
--------- -
L
) Voltage vs. Loop Current (Typical)
50
DC
------------ -
101.3
+
+
SLIC Products
R
5
–
DC
15.89,
15.89 I
13.8
–
L
V
V
------------ -
173.9
2
R
BAT
BAT
DC
<
≥
52.2 V
52.2 V
(Anti-sat –2)
(Anti-sat –1)
1
Active state
OHT state
7
13