Le79555
Data Sheet
DC FEED CHARACTERISTICS
Figure 2. Load Line (Typical)
50
48
46
44
42
40
38
36
34
32
30
28
26
24
22
20
18
16
14
12
10
8
2
1
6
4
2
0
0
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
Loop Current (mA)
Regions:
625
RDC
1. Constant current region:
VAB = ILRL' = ----------- R L' , where RL' = RL + 2RF
RDC = RDC1 + RDC2
2. Battery tracking anti-sat:
V
= |BAT| − V
− 7.2 V − IL(R /210)
Diode DC
AB
Figure 3. Feed Programming
A (TIP)
RSN
IL
RL
SLIC
RDC1
CDC
RDC2
B (RING)
RDC
13
Zarlink Semiconductor Inc.