LP38869_15 Datasheet, PDF (5/23 Pages) Texas Instruments – 1A FlexCap, Low-Dropout Linear Regulator with 0.75% Accuracy

LP38869
www.ti.com
SNVS877B – AUGUST 2012 – REVISED APRIL 2013
Typical Performance Characteristics
Unless otherwise specified: T_J = 25°C, V_IN = 5.0V, V_SHDN = V_IN, V_SET = 0.0V, V_OUT = 2.5V, SS = Open, C_IN = 1 µF, C_OUT = 1 µF
MLCC, I_OUT = 100mA
V_OUT vs. I_OUT
0.5
V_REF vs. Temperature (T_J), V_IN = 2.7V
1.0
0.4
0.3
0.2
VIN _{= 5.5V}
0.1
0.8
0.6
Adjustable Mode
0.4
VIN= 2.7V
0.2
0.0
0.0
-0.1
-0.2
-0.2
-0.4
-0.3
VIN _{= 3.0V}
-0.6
-0.4
-0.8
-0.5
-1.0
1m
10m
100m
1
OUTPUT CURRENT (A)
Figure 2.
-50 -25 0 25 50 75 100 125
TEMPERATURE, TJ(°C)
Figure 3.
V_REF vs. Temperature (T_J), V_IN = 5.5V
1.0
0.8
0.6
Adjustable Mode
0.4
VIN= 5.5V
0.2
0.0
-0.2
-0.4
-0.6
-0.8
-1.0
-50 -25 0 25 50 75 100 125
TEMPERATURE, TJ(°C)
Figure 4.
I_GND vs. V_IN
Figure 5.
I_GND vs. I_OUT, V_IN = 2.7V
I_GND vs I_OUT, V_IN = 3.0V
Figure 6.
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Figure 7.
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