CS5257A-1 데이터 시트보기 (PDF) - Cherry semiconductor
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CS5257A-1 Datasheet PDF : 9 Pages
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Typical Performance Characteristics
Reference Voltage vs Temperature
Load Regulation vs Output Current
0.100
0.075
0.050
0.025
-0.000
-0.025
-0.050
-0.075
-0.100
-0.125
I0=10mA
VCONTROL=2.75V,
VPOWER=2.05V
-0.150
0 10 20 30 40 50 60 70 80 90 100 110120130
TJ (°C)
0.100
0.090
0.080
VPOWER=2.05V
VCONTROL=2.75V
0.070
0.060
0.050
0.040
0.030
0.020
0.010
0.000
0.00 1.00
2.00
3.00 4.00
5.00
6.00
7.00
Output Current (A)
100
50
0
-50
-100
7
0
0
0
Transient Response
COUT=330mF
CPOWER=110mF
CCONTROL=10mF
CADJUST=0.1mF
VCONTROL=5V
VPOWER=3.3V
VOUT=2.5V
1
2
3
4
5
Time (ms)
Short Circuit Current vs VPOWER-VOUT
15.0
14.0
13.0
12.0
11.0
10.0
9.0
VCONTROL=2.75V
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0.0
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
VPOWER-VOUT (V)
4.5 5.0 5.5
Adjust Pin Current vs Temperature
83.0
81.0
79.0
77.0
75.0
73.0
71.0
69.0
67.0
65.0
0.0
20.0 40.0 60.0 80.0 100.0 120.0 140.0 160.0
Temperature (C)
Minimum Load Current vs VCONTROL-VOUT
1200.000
1150.000
1100.000
1050.000
VPOWER =3.3V
D VOUT=+1%
1000.000
950.000
900.000
850.000
800.000
1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 9.0 10.0 11.0
VCONTROL-VOUT (V)
4
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