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ADP3050 データシートの表示(PDF) - Analog Devices
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ADP3050
200 kHz, 1 A High Voltage Step-Down Switching Regulator
Analog Devices
ADP3050 Datasheet PDF : 20 Pages
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Data Sheet
V
IN
= 10V
V
OUT
= 5V
R
LOAD
= 19Ω
L = 33µH COILTRONICS
UP2B-330
C
IN
= 22µF
C
OUT
= 100µF
V
OUT
= 1V/DIV
I
L
= 500mA/DIV
0V
0A
TIME (100µs/DIV)
Figure 21. Start-Up from Shutdown
1500
1450
V
IN
= 10V, NO LOAD
1400
1350
1300
1250
1200
1150
1100
1050
1000
–45 –35 –25 –15 –5 5 15 25 35 45 55 65 75 85
TEMPERATURE (°C)
Figure 22. Error Amplifier Transconductance vs. Temperature
57.6
48.0
38.4
28.8
19.2
9.6
0
–9.6
–19.2
–28.8
–38.4
1
ADP3050
NO LOAD
100
1k
10k
100k
FREQUENCY (Hz)
Figure 23. Error Amplifier Gain
220
200
180
160
140
120
100
80
60
40
20
1M
Rev. C | Page 9 of 20
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