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LDK130 数据表(PDF) 14 Page - STMicroelectronics

部件名 LDK130
功能描述  Logic-controlled electronic shutdown
PDF  27 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

LDK130 数据表(HTML) 14 Page - STMicroelectronics

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Typical performance characteristics
LDK130
14/27
DocID024210 Rev 3
Figure 21. SVR vs. frequency (VO = VADJ)
Figure 22. Output noise vs. frequency
(VO =3.3 V)
AM16212v1
VOUT = V
, VIN = VOUT + 0.5 V +/- 100 mV, IOUT = 10 mA
0
10
20
30
40
50
60
70
80
100
1000
10000
100000
Frequency [Hz]
ADJ
AM16213v1
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1000
10000
100000
Frequency (Hz)
V
IN = 4.3 V, IOUT = 10 mA
Cbyp = 10 nF
No Cbyp
Figure 23. Output noise vs. frequency
(VO =VADJ)
Figure 24. Stability region vs. COUT (fixed)
VIN = VEN = 4 to 5.5 V, IOUT = 10 mA to 0.3 A, CIN = 1 µF,
TA = 25 °C
AM16214v1
V
IN = 1.8 V, IOUT = 10 mA
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1000
10000
100000
Frequency [Hz]
AM16215v1
0
1
2
3
4
5
6
7
8
9
10
0
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
C
OUT [µF] (nominal value)
Stability area
Figure 25. Stability region vs COUT (adjust.)
Figure 26. Line transient (VOUT = VADJ)
VIN = VEN = 1.9 to 5.5 V, IOUT = 10 mA to 0.3 A, CIN = 1 µF,
TA = 25 °C
VOUT = VADJ, VIN = 3.5 V to 4 V, VEN = 2 V, IOUT = 1 mA, NO
CIN, COUT = 1 µF, tr = tf = 5 µs
AM16216v1
C
OUT [µF] (nominal value)
0
1
2
3
4
5
6
7
8
9
10
0
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
Stability area



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