SG2002 查看數據表（PDF） - Shengbang Microelectronics Co, Ltd
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SG2002 Datasheet PDF : 11 Pages
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TYPICAL OPERATING CHARACTERISTICS
VIN = VOUT(NOMINAL) + 0.5V or 2.5V (whichever is greater), CIN = 1µF, COUT = 1µF, CBP = 0.01µF, TA = +25℃, unless otherwise noted.
Output Noise Spectral Density
vs.Frequency
10
CBP = 0.01μF
ILOAD = 10mA
1
COUT = 1μF
0.1
0.01
0.01
COUT = 10μF
0.1
1
10
100
Frequency(kHz)
1000
80
70
60
50
40
30
20
10
0
0.001
Output Noise vs.BP Capacitance
VOUT = 5.0V
f = 10Hz to 100kHz
COUT = 10μF
ILOAD = 10mA
VOUT = 3.0V
VOUT = 2.5V
0.01
0.1
BP Capacitance(µF)
100
90
80
70
60
50
40
30
20
10
0
1
Output Noise vs.Load Current
f = 10Hz to 100kHz
CBP = 0.01μF
COUT = 10μF
VOUT = 5.0V
VOUT = 3.0V
VOUT = 2.5V
10
100
Load Current(mA)
1000
80
70
60
50
40
30
20
10
0
0.01
Power-Supply Rejection Ratio
vs.Frequency
CBP = 0.1μF
ILOAD = 50mA
COUT = 10μF
COUT = 1μF
0.1
1
10
100
Frequency(kHz)
1000
Output Noise 10Hz To 100KHz
VOUT = 3.0V
COUT = 10μF
ILOAD = 10mA
CBP = 0.1μF
Time(400μs/div)
Ground Pin Current vs.Load Current
170
160
150
140
130
VOUT = 5V
120
110
100
90
VOUT = 2.5V
80
70
0
100
200
300
Load Current(mA)
７
SG2002/A
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