NCP4680
TYPICAL CHARACTERISTICS
4.0
3.5
3.0
V
N
(mV
rms
/√Hz)
2.5
2.0
1.5
1.0
0.5
0
0.01
0.1
1
10
100
1000
V
N
(mV
rms
/√Hz)
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0.01
0.1
1
10
100
1000
FREQUENCY (kHz)
FREQUENCY (kHz)
Figure 33. Output Voltage Noise, 2.8 V Version,
V
IN
= 3.8 V
Figure 34. Output Voltage Noise, 3.3 V Version,
V
IN
= 4.3 V
3.3
2.8
2.3
1.8
1.3
V
OUT
(V)
0.801
0.800
0.799
0.798
0.797
0
10
20
30
40
50
t (ms)
60
70
80
90
100
Figure 35. Line Transients, 0.8 V Version,
t
R
= t
F
= 5
ms,
I
OUT
= 30 mA
4.3
3.8
3.3
2.8
V
OUT
(V)
V
IN
(V)
2.3
1.801
1.800
1.799
1.798
1.797
0
10
20
30
40
50
t (ms)
60
70
80
90
100
Figure 36. Line Transients, 1.8 V Version,
t
R
= t
F
= 5
ms,
I
OUT
= 30 mA
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9
V
IN
(V)