ISL21080
Typical Performance Characteristics Curves
V OUT = 0.9V, V IN = 3.0V, I OUT = 0mA,
T A = +25°C unless otherwise specified.
0.90020
0.90015
200
150
0.90010
0.90005
HIGH
LOW
100
50
+85°C
0.90000
0.89995
0
0.89990
0.89985
TYP
-50
-100
-40°C
+25°C
0.89980
2.0
2.4
2.8
3.2
3.6 4.0
4.4
4.8
5.2
-150
2.0
2.4
2.8
3.2
3.6 4.0
4.4
4.8
5.2
V IN (V)
FIGURE 4. LINE REGULATION, 3 UNITS
0.9010
V IN (V)
FIGURE 5. LINE REGULATION OVER-TEMPERATURE
200
150
0.9005
LOW
TYP
100
50
Δ V IN = +0.3V
0.9000
0
0.8995
HIGH
-50
-100
-150
Δ V IN = -0.3V
0.8990
-40 -30 -20 -10 0 10 20 30 40 50 60 70 80
-200
0
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
TEMPERATURE (°C)
FIGURE 6. V OUT vs TEMPERATURE NORMALIZED to
+25°C
TIME (μs)
FIGURE 7. LINE TRANSIENT RESPONSE, WITH
CAPACITIVE LOAD
200
150
Δ V IN = +0.3V
500
+85°C
100
50
0
0
-40°C
-50
-100
-150
Δ V IN = -0.3V
+25°C
-200
0
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
-500
-10-9 -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 10
TIME (μs)
SINKING
LOAD (mA)
SOURCING
FIGURE 8. LINE TRANSIENT RESPONSE
9
FIGURE 9. LOAD REGULATION OVER-TEMPERATURE
FN6934.4
May 25, 2010
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