MIC5374 Datasheet, PDF (8/22 Pages) Micrel Semiconductor – Triple 200mA μCap LDO and 1mA RTC LDO in 2.5mm x 2.5mm Thin MLF®

Micrel, Inc.
Typical Characteristics (Continued)
LDO2 Output Voltage
vs. Temperature
2.60
2.58
2.56
2.54
IOUT = 100µA
IOUT = 50mA
2.52
2.50
2.48
2.46
2.44
2.42
IOUT = 150mA
VOUT_NOM = 2.5V
COUT = 1.0µF
2.40
-40 -20 0 20 40 60 80 100 120
TEMPERATURE (°C)
LDO3 Output Voltage
vs. Temperature
1.90
1.88
1.86
IOUT = 100µA
IOUT = 50mA
1.84
1.82
1.80
1.78
1.76
1.74
1.72
IOUT = 150mA
VOUT_NOM = 1.8V
COUT = 1.0µF
1.70
-40 -20 0 20 40 60 80 100 120
TEMPERATURE (°C)
600
550
500
450
400
350
300
250
200
150
100
50
0
2.5
LDO1 Current Limit
vs. Input Voltage
V_BIAS = V_IN1/2
V_{OUT_NOM} = 3.3V
COUT = 1µF
3 3.5 4 4.5 5 5.5
INPUT VOLTAGE (V)
600
550
500
450
400
350
300
250
200
150
100
50
0
2.5
LDO2 Current Limit
vs. Input Voltage
V_BIAS = V_IN1/2
VOUT_NOM = 2.5V
C_OUT = 1µF
3 3.5 4 4.5 5 5.5
INPUT VOLTAGE (V)
LDO4 Current Limit
vs. Input Voltage
30
25
20
15
10
V_BIAS = 5.5V
VOUT_NOM = 1.0V
5
C_OUT = 1µF
0
1.7 2.2 2.7 3.2 3.7 4.2 4.7 5.2 5.7
INPUT VOLTAGE (V)
LDO1/2/3 Current Limit
vs. Temperature
500
450
400
350
300
250
200
150 _{VBIAS = VIN = 4.3V}
100 _{VOUT_NOM = 3.3V}
50 C_OUT = 1µF
0
-40 -20 0 20 40 60 80 100 120
TEMPERATURE (°C)
LDO1 Dropout Voltage
vs. Temperature
200
180 ^IOUT ^{= 150mA}
160
140
120
100
80
I_OUT = 50mA
V_BIAS = 4.3V
VOUT_NOM = 3.3V
C_OUT = 1µF
60
40
20
0
-40 -20 0 20 40 60 80 100 120
TEMPERATURE (°C)
LDO2 Dropout Voltage
vs. Temperature
240
I_OUT = 150mA
200
160
120
I_OUT = 50mA
VBIAS = 4.3V
V_{OUT_NOM} = 2.5V
COUT = 1µF
80
40
0
-40 -20
0 20 40 60 80 100 120
TEMPERATURE (°C)
July 2010
8
MIC5374/84
LDO4 Output Voltage
vs. Temperature
1.10
1.08
1.06
IOUT = 100µA
1.04
1.02
1.00
0.98
0.96
0.94
0.92
IOUT = 5mA
VOUT_NOM = 1.0V
COUT = 1.0µF
0.90
-40 -20 0 20 40 60 80 100 120
TEMPERATURE (°C)
600
550
500
450
400
350
300
250
200
150
100
50
0
2.5
LDO3 Current Limit
vs. Input Voltage
V_BIAS = V_IN3
V_{OUT_NOM} = 1.8V
C_OUT = 1µF
3 3.5 4 4.5 5 5.5
INPUT VOLTAGE (V)
LDO4 Current Limit
vs. Temperature
40
35 ^{VBIAS = VIN = 4.3V}
V_{OUT_NOM} = 1.0V
30 _{COUT = 1µF}
25
20
15
10
5
0
-40 -20
0 20 40 60 80 100 120
TEMPERATURE (°C)
LDO3 Dropout Voltage
vs. Temperature
320
280
I_OUT = 150mA
240
200
160
I_OUT = 50mA
120
V_BIAS = 4.3V
V_{OUT_NOM} = 1.8V
C_OUT = 1µF
80
40
0
-40 -20
0 20 40 60 80 100 120
TEMPERATURE (°C)
M9999-070110