SG2003 Shengbang Microelectronics, SG2003 Datasheet - Page 7

• Manufacturer Part Number: SG2003
• Description: (SG2003 / SG2004) Linear Regulators
• Manufacturer: Shengbang Microelectronics

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TYPICAL OPERATING CHARACTERISTICS
V
IN
= V
0.01
0.1
100
OUT(NOMINAL)
10
80
70
60
50
40
30
20
10
1
90
80
70
60
50
40
30
20
10
0.01
0
0
0.01
1
V
0.1
OUT
Power-Supply Rejection Ratio
0.1
+1V, C
Output Noise Spectral Density
Output Noise vs.Load Current
= 2.5V
C
OUT
IN
= 10μF
10
Load Current(mA)
Frequency(kHz)
Frequency(kHz)
vs.Frequency
= 1µF, C
V
vs.Frequency
1
OUT
1
= 3.0V
C
OUT
OUT
= 1μF
f = 10Hz to 100kHz
C
C
10
10
BP
OUT
= 1µF, C
= 0.01μF
100
= 10μF
C
C
I
C
I
OUT
C
BP
LOAD
BP
LOAD
OUT
= 0.1μF
= 10μF
= 0.01μF
100
= 50mA
100
= 10mA
= 1μF
BP
= 0.01µF, T
1000
1000
1000
A
= +25℃, unless otherwise noted.
７
0.02
0.01
100
0.1
80
70
60
50
40
30
20
10
10
0
0.001
1
0
Stable Region
Region of Stable C
Output Noise 10Hz To 100KHz
V
Output Noise vs.BP Capacitance
OUT
100
= 2.5V
BP Capacitance(µF)
Time(200μs/div)
Load Current(mA)
V
OUT
= 3.0V
0.01
OUT
200
ESR vs.Load Current
C
OUT
f = 10Hz to 100kHz
C
OUT
= 1μF
V
C
I
C
= 10μF
SG2003/A
SG2004/A
OUT
OUT
LOAD
BP
300
C
I
= 0.1μF
OUT
LOAD
= 3.3V
= 10μF
= 10mA
= 10μF
= 10mA
0.1
400