Datasheet

10 100 1k 10k 100k
0
10
20
30
40
50
60
FREQUENCY (Hz)
RIPPLE REJECTION (dB)
C
OUT
= 100 PF
V
IN
(DC) = 5.3V
V
IN
(AC) = 1V(p-p)
V
OUT
= 3.3V
10 100 1k 10k 100k
0
10
20
30
40
50
60
FREQUENCY (Hz)
RIPPLE REJECTION (dB)
C
OUT
= 1 PF
V
IN
(DC) = 5.3V
V
IN
(AC) = 1V(p-p)
V
OUT
= 3.3V
10 100 1k 10k 100k
FREQUENCY (Hz)
0.0
0.5
1.0
1.5
NOISE (PV/
Hz)
C
OUT
= 100 PF
10 100 1k 10k 100k
0
10
20
30
40
50
60
FREQUENCY (Hz)
RIPPLE REJECTION (dB)
C
OUT
= 10 PF
V
IN
(DC) = 5.3V
V
IN
(AC) = 1V(p-p)
V
OUT
= 3.3V
10 100 1k 10k 100k
FREQUENCY (Hz)
0.0
0.2
0.4
0.6
0.8
1.0
1.2
NOISE/ (PV
Hz)
C
OUT
= 1 PF
FREQUENCY (Hz)
10
100 1k 10k 100k
0.0
0.2
0.4
0.6
0.8
1.0
NOISE (PV/
Hz)
C
OUT
= 10 PF
LP38690, LP38692
www.ti.com SNVS322J –DECEMBER 2004–REVISED APRIL 2013
TYPICAL PERFORMANCE CHARACTERISTICS
Unless otherwise specified: T
J
= 25°C, C
IN
= C
OUT
= 10 µF, Enable pin is tied to V
IN
(LP38692 only), V
OUT
= 1.8V, V
IN
= V
OUT
+1V, I
L
= 10mA.
Noise vs Frequency Noise vs Frequency
Figure 9. Figure 10.
Noise vs Frequency Ripple Rejection
Figure 11. Figure 12.
Ripple Rejection Ripple Rejection
Figure 13. Figure 14.
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