ISL21080
Typical Performance Characteristics Curves
V OUT = 1.5V, V IN = 3.0V, I OUT = 0mA,
T A = +25°C unless otherwise specified.
I L = 7mA
I L = -7mA
2ms/DIV
FIGURE 22. LOAD TRANSIENT RESPONSE
1.52
I L = 50 μ A
I L = -50 μ A
1ms/DIV
FIGURE 23. LOAD TRANSIENT RESPONSE
3.5
1.50
NO LOAD
3.0
1.48
1.46
7mA LOAD
2.5
2.0
VIN
UNIT 1
1.44
1.42
1.5
1.0
1.40
0.5
UNIT 2
UNIT 3
1.38
1.5
2.0
2.5
3.0
3.5 4.0
4.5
5.0
5.5
0
0
0.5
1.0 1.5
2.0 2.5 3.0 3.5
4.0 4.5
5.0
V IN (V)
FIGURE 24. DROPOUT
TIME (ms)
FIGURE 25. TURN-ON TIME
160
140
120
NO LOAD
0
-10
-20
NO LOAD
100
80
60
10nF
1nF
-30
-40
10nF
1nF
40
-50
100nF
20
100nF
-60
10
0
100
1k 10k
100k
1M
-70
10
100
1k 10k
100k
1M
FREQUENCY (Hz)
FIGURE 26. Z OUT vs FREQUENCY
12
FREQUENCY (Hz)
FIGURE 27. PSRR vs FREQUENCY
FN6934.4
May 25, 2010
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