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LP38798 Datasheet(PDF) 10 Page - Texas Instruments

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Part # LP38798
Description  LP38798-ADJ High PSRR, Ultra Low Noise, 800 mA Linear Voltage Regulator for RF/Analog Circuits
PDF  23 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

LP38798 Datasheet(HTML) 10 Page - Texas Instruments

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TIME (500µs/DIV)
C021
V
IN = 7.0V
V
IN = 6.0V
ûVOUT
V
OUT = 5.0 V
C
OUT = 10 µF
I
OUT = 400 mA
V
IN
1 V
/DIV
ûVOUT
20 mV
/DIV
TIME (500µs/DIV)
C020
V
IN = 7.0 V
V
IN = 6.0 V
ûVOUT
V
OUT = 5.0 V
C
OUT = 10 µF
I
OUT = 10 mA
V
IN
1 V
/DIV
ûVOUT
20 mV
/DIV
0.8
0.9
1.0
1.1
1.2
1.3
1.4
1.5
-50
-25
0
25
50
75
100
125
TEMPERATURE (
ƒC)
C039
TIME (500µs/DIV)
C022
V
IN = 7.0 V
V
IN = 6.0 V
ûVOUT
V
OUT = 5.0 V
C
OUT = 10 µF
I
OUT = 800 mA
V
IN
1 V
/DIV
ûVOUT
20 mV
/DIV
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
-50
-25
0
25
50
75
100
125
TEMPERATURE, T
J (ƒC)
C036
V
IN = 5.5 V
V
OUT = 5.0 V
ûIOUT = 10 mA to 800 mA
-0.05
-0.04
-0.03
-0.02
-0.01
0.00
0.01
0.02
0.03
0.04
0.05
-50
-25
0
25
50
75
100
125
TEMPERATURE, T
J (ƒC)
C037
ûVIN = 5.5 V to 15 V
V
OUT = 5.0 V
I
OUT = 10 mA
LP38798
SNOSCT6A – MARCH 2013 – REVISED MAY 2013
www.ti.com
TYPICAL PERFORMANCE CHARACTERISTICS (continued)
Unless otherwise specified: VIN = 5.5V, VOUT = 5.0 V, IOUT = 10 mA, COUT = 10 µF MLCC 16V X7R, TJ = 25°C.
Figure 26. Load Regulation vs. TJ
Figure 27. Line Regulation vs. TJ
Figure 28. Current Limit, ISC vs. TJ
Figure 29. Line Transient, VOUT = 5.0 V, IOUT = 800 mA
Figure 30. Line Transient, VOUT = 5.0 V, IOUT = 400 mA
Figure 31. Line Transient, VOUT = 5.0 V, IOUT = 10 mA
10
Copyright © 2013, Texas Instruments Incorporated
Product Folder Links: LP38798



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