MIC5236_05 Datasheet, PDF (5/12 Pages) Micrel Semiconductor – Low Quiescent Current μCap LDO Regulator

MIC5236
Typical Characteristics
Dropout Voltage
vs. Output Current
400
300
200
100
V_OUT = 98% of Nominal V_OUT
MIC5236-3.0
0
0 40 80 120 160 200
OUTPUT CURRENT (mA)
Ground Current
vs. Output Current
4
MIC5236-3.0
3
2
V_IN = 4V
1
V_IN = 10V
0
0 20 40 60 80 100 120 140 160
OUTPUT CURRENT (mA)
100
90
80
70
60
50
40
30
20
10
00
Ground Current
vs. Supply Voltage
MIC5236-3.0
I_LOAD = 10mA
1mA 100µA
10µA
1 2 3 4 5 6 78
SUPPLY VOLTAGE (V)
Ground Current
vs. Temperature
4
3
V_IN = 4V
2
I_LOAD = 150mA
1
MIC5236-3.0
0
-40 -20 0 20 40 60 80 100 120
TEMPERATURE (°C)
July 2005
Dropout Characteristics
3.5
3.0
I_LOAD = 10mA
I_LOAD = 50mA
2.5
2.0
I_LOAD = 150mA
1.5
I_LOAD = 100mA
1.0 ^MIC5236-3.0
1.5 2.0 2.5 3.0 3.5 4.0
SUPPLY VOLTAGE (V)
Ground Pin Current
vs. Output Current
25
V_IN = 4V
20
15
V_IN = 10V
10
5
MIC5236-3.0
0
0 100 200 300 400 500
OUTPUT CURRENT (µA)
Ground Current
vs. Temperature
0.10
0.08
0.06
0.04
V_IN = 4V
I_LOAD = 10mA
0.02
MIC5236-3.0
0
-40 -20 0 20 40 60 80 100 120
TEMPERATURE (°C)
3.015
3.010
Output Voltage
vs. Temperature
MIC5236-3.0
3.005
3.000
2.995
V_IN = 4V
I_LOAD = 150mA
2.990
2.985
-40 -20 0 20 40 60 80 100 120
TEMPERATURE (°C)
5
Micrel, Inc.
Dropout Voltage
vs. Temperature
600
500
400
300
I_LOAD = 150mA
200
100
MIC5236-3.0
0-40 _{-20 0 20 40 60 80 100 120}
TEMPERATURE (°C)
Ground Current
vs. Supply Voltage
5
MIC5236-3.0
4
I_LOAD = 150mA
3
V_OUT = 3V
2
1
I_LOAD = 100µA
0
0 1 2 3 4 5 6 78
SUPPLY VOLTAGE (V)
Ground Current
vs. Temperature
1.2
1.0
0.8
V_IN = 4V
0.6
I_LOAD = 75mA
0.4
0.2
MIC5236-3.0
0
-40 -20 0 20 40 60 80 100 120
TEMPERATURE (°C)
Short Circuit Current
vs. Temperature
285
280
275
270
265
V_OUT = 0V
260
MIC5236-3.0
255
-40 -20 0 20 40 60 80 100 120
TEMPERATURE (°C)
MIC5236