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LP38798 Datasheet(PDF) 11 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) 11 Page - Texas Instruments

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TIME (500µs/DIV)
C015
ûVOUT
I
OUT = 10 mA
I
OUT = 800 mA
I
OUT
200 mA
/DIV
ûVOUT
20 mV
/DIV
V
IN = 5.5 V
V
OUT = 5.0 V
C
OUT = 10 µF
TIME (500µs/DIV)
C014
I
OUT = 10 mA
I
OUT = 400 mA
ûVOUT
V
IN = 5.5 V
V
OUT = 5.0 V
C
OUT = 10 µF
I
OUT
200 mA
/DIV
ûVOUT
20 mV
/DIV
TIME (500µs/DIV)
C017
V
IN = 4.3 V
V
IN = 3.3 V
ûVOUT
V
IN
1 V
/DIV
ûVOUT
20 mV
/DIV
V
OUT = 1.2 V
C
OUT = 10 µF
I
OUT = 10 mA
TIME (500µs/DIV)
C016
ûVOUT
I
OUT = 400 mA
I
OUT = 800 mA
V
IN = 5.5 V
V
OUT = 5.0 V
C
OUT = 10 µF
I
OUT
200 mA
/DIV
ûVOUT
20 mV
/DIV
TIME (500µs/DIV)
C019
V
IN = 4.3 V
V
IN = 3.3 V
ûVOUT
V
OUT = 1.2 V
C
OUT = 10 µF
I
OUT = 800 mA
V
IN
1 V
/DIV
ûVOUT
20 mV
/DIV
TIME (500µs/DIV)
C018
V
OUT = 1.2 V
C
OUT = 10 µF
I
OUT = 400 mA
V
IN = 4.3 V
V
IN = 3.3 V
ûVOUT
ûVOUT
20 mV
/DIV
V
IN
1 V
/DIV
LP38798
www.ti.com
SNOSCT6A – MARCH 2013 – REVISED MAY 2013
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 32. Line Transient, VOUT = 1.2 V, IOUT = 800 mA
Figure 33. Line Transient, VOUT = 1.2 V, IOUT= 400 mA
Figure 34. Line Transient, VOUT = 1.2 V, IOUT= 10 mA
Figure 35. Load Transient, VOUT = 5.0 V, IOUT = 400 mA to
800 mA
Figure 36. Load Transient, VOUT = 5.0 V, IOUT = 10 mA to 800
Figure 37. Load Transient, VOUT = 5.0 V, IOUT = 10 mA to 400
mA
mA
Copyright © 2013, Texas Instruments Incorporated
11
Product Folder Links: LP38798



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