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MIC5248 Datasheet, PDF (5/12 Pages) Micrel Semiconductor – 150mA UCap CMOS LDO Regulator w/Power Good
MIC5248
Typical Characteristics
Ground Current vs.
Input Voltage
113
111
IOUT = 100µA
109
107
105
IOUT = 150mA
103
101
99
97
925.5 3 3.5 4 4.5 5 5.5 6 6.5
INPUT VOLTAGE (V)
Short Circuit Current
vs. Input Voltage
360
350
340
330
320
310
300
290
280
270
2620.6 3.1 3.6 4.1 4.6 5.1 5.6 6.1
INPUT VOLTAGE (V)
Power Good Delay
vs. Temperature
2
1.9
VIN = 3.3V
1.8
1.7
1.6
1.5
1.4
1.3
1.2
1.1
-140 -20 0 20 40 60 80 100120140
TEMPERATURE (°C)
1.195
Output Voltage vs.
Output Current
1.19
1.185
1.18
1.175
1.17
1.165
1.160
VIN = 3.3V
20 40 60 80 100 120 140 160
OUTPUT CURRENT (mA)
November 2002
Ground Current vs.
Output Current
99.4
VIN = 3.3V
99.2
99
98.8
98.6
98.4
98.20 20 40 60 80 100 120 140 160
OUTPUT CURRENT (mA)
Short Circuit Current
vs. Temperature
320
VIN = 3.3V
310
300
290
280
270
26-040 -20 0 20 40 60 80 100120140
TEMPERATURE (°C)
Power Good Pull-up Resistor
vs. Power Good
3.5
3
Power Good
2.5
2
1.5
1
0.5
Power Fail
0
PULL-UP RESISTOR (kΩ)
1.205
Output Voltage vs.
Temperature
1.2
1.195
1.19
1.185
IOUT = 100µA
1.1-840 -20 0 20 40 60 80 100120140
TEMPERATURE (°C)
5
Micrel
Ground Current vs.
Temperature
110
105
IOUT = 100µA
100
95
IOUT = 150mA
90
8-540 -20 0 20 40 60 80 100120140
TEMPERATURE (°C)
Power Good Delay
vs. Input Voltage
2
1.9
IOUT = 100µA
1.8
1.7
1.6
1.5
1.4
1.3
1.2
1.1
21.6 3.1 3.6 4.1 4.6 5.1 5.6 6.1
INPUT VOLTAGE (V)
1.195
1.19
Output Voltage
vs. Input Voltage
IOUT = 100µA
1.185
1.18
1.175
IOUT = 150mA
1.127.6 3.1 3.6 4.1 4.6 5.1 5.6 6.1
INPUT VOLTAGE (V)
Enable Voltage vs.
Input Voltage
1.4
1.3
1.2
1.1
1
0.9
0.8
0.7
IOUT = 100µA
0.26.6 3.1 3.6 4.1 4.6 5.1 5.6 6.1
INPUT VOLTAGE (V)
MIC5248