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LP3963 Datasheet, PDF (6/25 Pages) National Semiconductor (TI) – 3A Fast Ultra Low Dropout Linear Regulators
LP3963, LP3966
SNVS067H – APRIL 2000 – REVISED APRIL 2013
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Electrical Characteristics
LP3963/LP3966 (continued)
Limits in standard typeface are for TJ = 25°C, and limits in boldface type apply over the full operating temperature range.
Unless otherwise specified: VIN = VO(NOM) + 1.5V, IL = 10 mA, COUT =33µF, VSD = VIN-0.3V.
Symbol
Parameter
Conditions
Typ (1)
LP3963/6 (2)
Units
Min
Max
Ilk
Error Flag Pin Leakage Current
1
nA
Imax
Error Flag Pin Sink Current
VError = 0.5V
1
mA
AC PARAMETERS
VIN = VOUT + 1.5V
60
COUT = 100uF
PSRR
Ripple Rejection
VOUT = 3.3V
VIN = VOUT + 0.3V
40
COUT = 100uF
VOUT = 3.3V
ρn(l/f
Output Noise Density
f = 120Hz
0.8
BW = 10Hz – 100kHz
150
en
Output Noise Voltage (rms)
BW = 300Hz – 300kHz
100
dB
µV
µV (rms)
6
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