LP38690_15 Datasheet, PDF (8/31 Pages) Texas Instruments – LP38690, LP38692 1-A Low Dropout CMOS Linear Regulators Stable with Ceramic Output Capacitors

LP38690, LP38692
SNVS322L – DECEMBER 2004 – REVISED MARCH 2015
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Typical Performance Characteristics (continued)
Unless otherwise specified: T_J = 25°C, C_IN = C_OUT = 10 µF, EN pin is tied to V_IN (LP38692 only), V_OUT = 1.8 V, V_IN = V_OUT + 1
V, I_L = 10 mA.
400
200
C_OUT = 10 2F
200
C_OUT = 10 2F
100
0
V_OUT
-200
0
V_OUT
-100
-400
I_LOAD
-200
0.5
1
I_LOAD
0.01
0.01
40 2s/DIV
40 2s/DIV
Figure 11. Load Transient Response
400
C_OUT = 1 2F
200
V_OUT
0
-200
-400
1
I_LOAD
0.01
Figure 12. Load Transient Response
400
C_OUT = 1 2F
200
0
V_OUT
-200
-400
0.5
I_LOAD
0.01
10 2s/DIV
10 2s/DIV
Figure 13. Load Transient Response
0.4
0.2
0
-0.2
-0.4
-0.6
-0.8
-1
-1.2
-50 -25 0 25 50 75 100 125
TEMPERATURE (^oC)
Figure 14. Load Transient Response
0.4
0.2
0
-0.2
-0.4
-0.6
-0.8
-1
-50 -25 0 25 50 75 100 125
TEMPERATURE (^oC)
Figure 15. V_OUT vs Temperature (5 V)
Figure 16. V_OUT vs Temperature (3.3 V)
8
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