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LP2992IM5-3.3/NOPB 数据表(PDF) 27 Page - Texas Instruments

部件名 LP2992IM5-3.3/NOPB
功能描述  LP2992 Micropower, 250mA, Low-Noise, Ultra-Low-Dropout Regulator in SOT-23 and WSON Packages Designed for Use With Very Low-ESR Output Capacitors
PDF  43 Pages
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制造商  TI2 [Texas Instruments]
网页  https://www.ti.com
标志 TI2 - Texas Instruments

LP2992IM5-3.3/NOPB 数据表(HTML) 27 Page - Texas Instruments

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7.2.3 Application Curves (continued)
Figure 7-9. Line Transient Response for Legacy Chip
20
s/div
0
40
80
120
160
200
240
280
3.27
3
3.29
3.5
3.31
4
3.33
4.5
3.35
5
3.37
5.5
3.39
6
3.41
6.5
VO
VIN
VOUT = 3.3 V, CBYP = 0 nF, ΔVIN = 1 V, IOUT = 150 mA,
dV/dt = 1 V/μ
Figure 7-10. Line Transient Response for New Chip
Figure 7-11. Turn-on Time for Legacy Chip
100
s/div
0
100
200
300
400
500
600
700
-4
0
-3
2
-2
4
-1
6
0
8
1
10
2
12
3
14
4
16
V0 = 3.3 V
Cbyp = 0 nF
ILOAD = 150 mA
VO
VON
Figure 7-12. Turn-on Time for New Chip
Figure 7-13. Turn-on Time for Legacy Chip
20 ms/div
0
20
40
60
80
100
120
-4
0
-3
2
-2
4
-1
6
0
8
1
10
2
12
3
14
4
16
V0 = 3.3 V
Cbyp = 10 nF
ILOAD = 150 mA
VOUT
VON
COUT = 4.7 μF
Figure 7-14. Turn-on Time for New Chip
7.3 Power Supply Recommendations
A power supply can be used at the input voltage within the ranges given in the Recommended Operating
Conditions table. Use bypass capacitors as described in the Layout Guidelines section.
www.ti.com
LP2992
SNVS171L – NOVEMBER 2001 – REVISED FEBRUARY 2025
Copyright © 2025 Texas Instruments Incorporated
Submit Document Feedback
27
Product Folder Links: LP2992



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