MIC69150 Datasheet, PDF (4/9 Pages) Micrel Semiconductor – Single Supply

Micrel, Inc.
Typical Characteristics
Power Supply
Rejection Ratio
70
60
50
40
30
20
V_IN = 3.3V
10 ^VOUT ^{= 1.8V}
I_OUT = 0.5A
0
1K 10K
FREQUENCY (Hz)
Ground Current
vs. Output Current
18
16
14
12
10
8
6
4
V_IN = 3V
2
V_OUT = 1.8V
0
C_OUT = 10µF
800 1200
OUTPUT CURRENT (mA)
Output Voltage
vs. Temperature
1.90
1.88
1.86
1.84
1.82
1.80
1.78
1.76
1.74
1.72
1.70
V_IN = 3.3V
V_OUT = 1.8V
I_OUT = 10mA
20 40 60 80
TEMPERATURE (°C)
Enable Threshold
vs. Temperature
1.0
0.9
0.8
0.7
0.6
ON
0.5
0.4
0.3 ^VIN ^{= 2.8V}
OFF
0.2
0.1
V_OUT = 1.8V
C_OUT = 10µF
I_OUT = 100mA
0
20 40 60 80
TEMPERATURE (°C)
July 2010
Dropout Voltage
vs. Output Current
300
250
200
150
100
50
V_OUT = 1.8V
C_OUT = 10µF
00 _{0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6}
OUTPUT CURRENT (A)
Ground Current
vs. Temperature
16
14
12
10
1A
8
6
0.5A
4 _{VIN = VOUT +1}
2 ^{VOUT = 1.8V}
C_OUT = 10µF
0
20 40 60 80
TEMPERATURE (°C)
Current Limit
vs. Temperature
2.8
2.7
2.6
2.5
2.4
2.3
2.2
2.1
2.0
1.9
V_IN = 3.3V
V_OUT = 1.8V
1.8
20 40 60 80
TEMPERATURE (°C)
MIC69151/153
Dropout Voltage
vs. Temperature
400
350
300
I_OUT=1.5A
250
200
150
I_OUT=750mA
100
50
V_IN = 3.3V
V_OUT = 1.8V
0
20 40 60 80
TEMPERATURE (°C)
Output Voltage
vs. Input Voltage
2.0
1.8
1.6
1.4
750mA
1.2
1.0
1A
0.8
0.6
0.4
0.2
V_OUT = 1.8V
C_OUT = 10µF
00 _{0.5 1.0 1.5 2.0 2.5 3.0}
INPUT VOLTAGE (V)
Load Regulation
1.802
1.800
1.798
1.796
1.794
1.792
1.790
V_IN = 3V
1.788 VOUT = 1.8V
C_OUT = 10µF
1.786
0 0.25 0.5 0.75 1.0 1.25 1.5
OUTPUT CURRENT (A)
4
M9999-071210-D