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
Output Noise vs.BP Capacitance
f=10Hzto100kHz
vs.Frequency
80
70
60
50
40
30
20
10
0
10
1
CBP =0.01μF
LOAD =10mA
VOUT =5.0V
COUT=10μF
ILOAD =10mA
I
VOUT =3.0V
COUT =1μF
0.1
VOUT =2.5V
COUT =10μF
0.01
0.01
0.1
1
10
100
1000
0.001
0.01
BP Capacitance(µF)
0.1
Frequency(kHz)
Output Noise vs.Load Current
Output Noise 10Hz To 100KHz
VOUT = 3.0V
100
90
80
70
60
50
40
30
20
10
0
f=10Hzto100kHz
CBP =0.01μF
OUT =10μF
COUT = 10μF
ILOAD = 10mA
CBP = 0.1μF
C
VOUT =5.0V
VOUT =3.0V
VOUT =2.5V
1
10
100
1000
Time(400μs/div)
Load Current(mA)
Power-Supply Rejection Ratio
vs.Frequency
Ground Pin Current vs.Load Current
80
70
60
50
40
30
20
10
0
170
160
150
140
130
120
110
100
90
CBP =0.1μF
LOAD =50mA
I
VOUT =5V
COUT =10μF
VOUT =2.5V
COUT =1μF
80
70
0.01
0.1
1
10
100
1000
0
100
Load Current(mA)
200
300
Frequency(kHz)
７
SG2002/A
SGMICRO [ Shengbang Microelectronics Co, Ltd ]
