Datasheet

LP3852, LP3855
SNVS174G –FEBRUARY 2003–REVISED APRIL 2013 www.ti.com
Electrical Characteristics
LP3852/LP3855 (continued)
Limits in standard typeface are for T
J
= 25°C, and limits in boldface type apply over the full operating temperature range.
Unless otherwise specified: V
IN
= V
O(NOM)
+ 1V, I
L
= 10 mA, C
OUT
= 10µF, V
SD
= 2V.
LP3852/5
(2)
Symbol Parameter Conditions Typ
(1)
Units
Min Max
V
IN
= V
OUT
+ 1V
C
OUT
= 10uF 73
V
OUT
= 3.3V, f = 120Hz
PSRR Ripple Rejection dB
V
IN
= V
OUT
+ 0.5V
C
OUT
= 10uF 57
V
OUT
= 3.3V, f = 120Hz
ρ
n(l/f)
Output Noise Density f = 120Hz 0.8 µV
BW = 10Hz – 100kHz
150
V
OUT
= 2.5V
e
n
Output Noise Voltage µV (rms)
BW = 300Hz – 300kHz
100
V
OUT
= 2.5V
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