Datasheet

LP3991
SNVS296H –DECEMBER 2006–REVISED MAY 2013 www.ti.com
Typical Performance Characteristics
Unless otherwise specified, C
IN
= 1.0µF Ceramic, C
OUT
= 4.7µF Ceramic, V
IN
= V
OUT(NOM)
+ 0.5V or 1.8V whichever is greater,
T
A
= 25°C, V
OUT(NOM)
= 1.5V , Shutdown pin is tied to V
IN
.
Output Voltage Change Output Voltage
vs vs
Temperature Minimum Input Voltage
Figure 2. Figure 3.
Ground Current vs Load Current Ground Current vs V
IN
. I
LOAD
= 1mA
Figure 4. Figure 5.
Dropout Voltage Dropout Voltage vs Output Voltage
Figure 6. Figure 7.
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