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LP5922 Datasheet(PDF) 7 Page - Texas Instruments

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Part # LP5922
Description  2-A Low-Noise, Adjustable LDO With Low Input- and Output-Voltage Capability
PDF  24 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

LP5922 Datasheet(HTML) 7 Page - Texas Instruments

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Time (ms)
-5
0
5
10
15
20
25
30
35
40
45
50
0
0
0.5
50
1
100
1.5
150
2
200
2.5
250
3
300
3.5
350
4
400
4.5
450
5
500
5.5
550
D010
VIN,VEN
VOUT
VSS/NR
VPG
Time (ms)
-5
0
5
10
15
20
25
30
35
40
45
50
0
0
0.6
60
1.2
120
1.8
180
2.4
240
3
300
3.6
360
4.2
420
4.8
480
5.4
540
6
600
D011
VIN,VEN
VOUT
VSS/NR
VPG
Time (ms)
-2
0
2
4
6
8
10
12
14
16
18
0
0
0.5
50
1
100
1.5
150
2
200
2.5
250
3
300
3.5
350
4
400
4.5
450
5
500
5.5
550
D008
VIN, VEN
VOUT
VSS/NR
VPG
Time (ms)
-2
0
2
4
6
8
10
12
14
16
18
0
0
0.5
50
1
100
1.5
150
2
200
2.5
250
3
300
3.5
350
4
400
4.5
450
5
500
5.5
550
D009
VIN,VEN
VOUT
VSS/NR
VPG
Input Voltage (V)
1
1.5
2
2.5
3
3.5
4
4.5
5
5.5
6
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
1.1
1.2
1.3
D007
VEN(ON)
VEN(OFF)
IOUT (A)
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
2
0.5
0.75
1
1.25
1.5
1.75
2
2.25
2.5
2.75
3
3.25
3.5
D017
VIN = 5.5 V, VOUT = 5.0 V
7
LP5922
www.ti.com
SNVSAG0 – NOVEMBER 2016
Product Folder Links: LP5922
Submit Documentation Feedback
Copyright © 2016, Texas Instruments Incorporated
6.7 Typical Characteristics
VIN = VOUT + 0.5 V, VEN = 1.2 V, CIN = 22 μF, COUT = 22 μF, OUT connected to 50 Ω to GND, VFB = 0.5 V, CSS/NR = 0.12 µF,
CFF = 0.01 µF, and PG pin pulled up to VIN by 100-kΩ resistor and TJ = 25°C, unless otherwise stated.
Figure 1. VEN Thresholds vs Input Voltage
Figure 2. Ground Current vs Output Current
VOUT = 5 V
VEN = VIN
IOUT = 1 mA
Figure 3. Power Up
VOUT = 5 V
VEN = VIN
IOUT = 2 A
Figure 4. Power Up
VOUT = 5 V
VEN = VIN
IOUT = 1 mA
Figure 5. Power Down
VOUT = 5 V
VEN = VIN
IOUT = 2 A
Figure 6. Power Down



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