TYPICAL OPERATING CHARACTERISTICS
V
IN
= V
OUT (NOMINAL)
+ 0.5V or 2.5V (whichever is greater), C
IN
= 1µF, C
OUT
= 1µF, T
A
= +25℃, unless otherwise noted.
Ground Pin Current vs.Load Current
400
370
Ground Pin Current(µA)
310
280
250
220
190
160
130
100
0
50
100
Load Current(mA)
150
Both outputs loaded
0
0
0.5
1
1.5 2 2.5 3
Input Voltage(V)
3.5
4
4.5
Ground Pin Current(µA)
240
SGM2022-C
200
160
120
80
40
No Load
Ground Pin Current vs.Input Voltage
340
Ground Pin Current vs.Temperature
240
SGM2022-C
Ground Pin Current(μA)
210
180
150
120
90
60
-40 -25 -10
5
20 35 50
Temperature(℃)
65
80
95
No Load
Output Voltage vs.Input Voltage
5
No Load
4
Output Voltage(V)
3
2
1
SGM2022-C
0
0
0.5
1
1.5 2 2.5 3
Input Voltage(V)
3.5
4
4.5
V
OUT
= 2.8V
V
OUT
= 3.0V
Dropout Voltage vs.Load Current
200
Output Voltage Accuracy(%)
Output Voltage Accuracy vs.Temperature
0.6
0.4
0.2
0
-0.2
-0.4
-0.6
180
Dropout Voltage(mV)
160
140
120
100
80
60
40
20
0
0
20
40
60
80
100
Load Current(mA)
120
140
V
OUT
= 2.8V
T
A
= +85℃
T
A
= +25℃
T
A
= -40℃
-40 -25 -10
5
20 35 50
Temperature(℃)
65
80
95
４
SGM2022
SGMICRO [ Shengbang Microelectronics Co, Ltd ]
