LP3872_16 Datasheet, PDF (7/28 Pages) Texas Instruments – 1.5-A Fast Ultra-Low-Dropout Linear Regulators

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LP3872, LP3875
SNVS227H – FEBRUARY 2003 – REVISED JANUARY 2015
Typical Characteristics (continued)
Unless otherwise specified: T_J = 25°C, C_OUT = 10 µF, C_IN = 10 µF, SD pin is tied to V_IN, V_OUT = 2.5 V, V_IN = V_O(NOM) + 1 V, I_L =
10 mA
3
3
2.5
2.5
2
2
1.5
1.5
1
1
0.5
0.5
0
-40 -20 0 20 40 60 80 100 125
JUNCTION TEMPERATURE (^oC)
Figure 5. DC Load Reg. vs Junction Temperature
3.000
0
-40 -20 0 20 40 60 80 100 125
JUNCTION TEMPERATURE (^oC)
Figure 6. DC Line Regulation vs Temperature
2.500
2.000
IL = 100mA
CIN = COUT = 102F
1.500
1.000
0.500
0.000
100
1k
10k
100k
FREQUENCY (Hz)
Figure 7. Noise vs Frequency
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