MIC5374 Datasheet, PDF (9/22 Pages) Micrel Semiconductor – Triple 200mA μCap LDO and 1mA RTC LDO in 2.5mm x 2.5mm Thin MLF®

Micrel, Inc.
Typical Characteristics (Continued)
LDO1/2/3 Total Ground
Current vs. Output Current
40
35
30
25
20
15
10
V_IN = V_BIAS = 3.6V
5 _{EN1 or EN2 or EN3 = ON}
0
0 25 50 75 100 125 150
OUTPUT CURRENT (mA)
LDO4 Total Ground Current
vs. Output Current
20
18 _{VBIAS = VIN = 5.5V}
16
14
12
10 V_BIAS = V_IN = 3.6V
8
6
4 _{VBIAS = 2.5V, VIN = 1.7V}
2
Including IBIAS
0
0 1 2 3 4 5 6 7 8 9 10
OUTPUT CURRENT (mA)
LDO4 Total Ground
Current vs. Input Voltage
20
18
16
14
12
10
8
6
VBIAS = VIN4
EN1 = EN2 = EN3 = OFF
4
Including I_BIAS
2
No Load
0
1.5 2 2.5 3 3.5 4 4.5 5 5.5
INPUT VOLTAGE (V)
LDO1/2/3 Input Ground
Current vs. Output Current
20
18
16
14
12
10
8
6 _{VBIAS = 5.5V}
4 _{VIN = VOUT + 1V}
2 EN1 or EN2 or EN3= ON
0
0 25 50 75 100 125 150
OUTPUT CURRENT (mA)
LDO1/2/3 Input Ground
Current vs. Input Voltage
20
18
16
14
12
10
8
6
4
VBIAS = 5.5V
EN1 or EN2 or EN3 = ON
2
No Load
0
2.5 3 3.5 4 4.5 5 5.5
INPUT VOLTAGE (V)
LDO4 Input Ground
Current vs. Input Voltage
10
9 ^VBIAS ^{= 5.5V}
8
EN1 = EN2 = EN3 = OFF
No Load
7
6
5
4
3
2
1
0
2.5 3 3.5 4 4.5 5 5.5
INPUT VOLTAGE (V)
LDO4 Input Ground
Current vs. Temperature
5
5
4
4
3
3
2
2
1
V_BIAS = 5.5V
EN1 = EN2 = EN3 = OFF
1
No Load
0
-40 -20 0 20 40 60 80 100 120
TEMPERATURE (°C)
LDO1/2/3 Bias Ground
Current vs. Output Current
50
45
40
35
30
25
20
15 _{VBIAS = 5.5V}
10 _{VIN = VOUT + 1V}
5 EN1 or EN2 or EN3= ON
0
0 20 40 60 80 100 120 140 160 180 200
OUTPUT CURRENT (mA)
July 2010
9
MIC5374/84
LDO1/2/3 Total Ground
Current vs. Input Voltage
40
35
30
25
20
15
10
5
0
2.5
VBIAS = VIN1/2 = VIN3
EN1 or EN2 or EN3 = ON
Including I_BIAS
No Load
3 3.5 4 4.5 5 5.5
INPUT VOLTAGE (V)
LDO4 Input Ground
Current vs. Output Current
10
9 VBIAS = 5.5V
8 ^VIN ^{= V}OUT ^{+ 1V}
7 ^{EN1 = EN2 = EN3 = OFF}
6
5
4
3
2
1
0
0 1 2 3 4 5 6 7 8 9 10
OUTPUT CURRENT (mA)
LDO1/2/3 Input Ground
Current vs. Temperature
20
18 ^{VBIAS = 5.5V}
EN1 or EN2 or EN3 = ON
16 _{No Load}
14
12
10
8
6
4
2
0
-40 -20 0 20 40 60 80 100 120
TEMPERATURE (°C)
LDO4 Bias Ground Current
vs. Output Current
20
18
16
14
12
10
8
6 _{VBIAS = 5.5V}
4 _{VIN = VOUT + 1V}
2 _{EN1 = EN2 = EN3 = OFF}
0
0 1 2 3 4 5 6 7 8 9 10
OUTPUT CURRENT (mA)
M9999-070110