DC FEED CHARACTERISTICS
(See note 1)
50
5) V
APPH
OHT State Anti-Sat
4) V
ASH
40
V
AB
(Volts)
30
1) Constant-Current Region
20
3) V
APPL
Active State Anti-Sat
2) V
ASL
10
0
Figure 2.
Note:
1.
2.
Constant-current region:
Active state
Anti-sat region:
I
L
(mA)
Typical V
AB
vs. I
L
DC Feed Characteristics
30
2500
V
AB
= I
L
R
L
= ------------
L
;
where
R
L
= R
L
+ 2R
F
-R
RDC
61.44
(
125
•
10
+
R
SGL
)
-
=
-----------------------------------------------------------------
;
3
308
•
10
+
4.92 R
SGL
3
V
ASL
where R
SGL
= open is default setting
where R
SGL
= resistor to GND. VASL increase.
V
APPL
= 4.17 + V
ASL
V
APPL
I
LOOPL
= ----------------------------------------------------------------------------------
-
(
R
DC1
+ R
DC2
)
---------------------------------------
+
2R
F
+
R
LOOP
-
600
3.
OHT state
Anti-sat region:
V
ASH
= V
ASHH
+ V
ASL
61.44
• (
101
•
10
+
R
SGH
)
=
------------------------------------------------------------------------
;
3
223
•
10
+
4 R
SGH
3
V
ASH
where R
SGH
= resistor to GND,
R
SGH
= 0 is default setting.
where R
SGH
= open, V
ASH
decrease.
V
APPH
= 4.17
+
V
ASH
V
APPH
I
LOOPH
= ----------------------------------------------------------------------------------
-
(
R
DC1
+ R
DC2
)
--------------------------------------- +
2R
F
+
R
LOOP
-
600
Le79R101 Data Sheet
13
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