MIC2210 Datasheet, PDF (7/12 Pages) Micrel Semiconductor – Dual Cap LDO with Open-Drain Driver

MIC2210
Typical Characteristics (cont.)
Ground Current
vs . Output C urrent
35
30
25
LDO1
20
15
10
5
LDO1 Only
LDO2 Dis abled (V _{E N2} = LOW )
00
50
100
150
OUTPUT 1 LOAD CURRENT (mA)
Ground Current
vs . Output C urrent
35
30
25
LDO2
20
15
10
5
LDO2 Only
LDO1 Dis abled (V _{E N1} = LOW )
00 _{50 100 150 200 250 300}
OUTPUT 2 LOAD CURRENT (mA)
Ground Current
vs . Output C urrent
60
50
B oth E nabled
40
30
20 _{B oth LDOs Active}
LDO1 = 150mA
10 Output C urrent LDO2
V aried from 0 to F ull Load
00 _{50 100 150 200 250 300}
OUTPUT 2 LOAD CURRENT (mA)
Output V oltage 1
vs . T emperature
3.15
100µA load
3.10
3.05
3.00
2.95
2.90
2.85-40 _{-20 0 20 40 60 80 100 120 140}
TEMPERATURE (°C)
E nable V oltage T hres hold
vs . S upply V oltage
1.60
1.40
1.20
1.00
0.80
0.60
0.40
0.20
0.020.25 _{2.75 3.25 3.75 4.25 4.75 5.25}
SUPPLY VOLTAGE (V)
2.610
Output V oltage
vs . Load Current
2.605
2.600
2.595
2.590
2.585
2.580 _{0 25 50 75 100 125 150}
OUTPUT 1 LOAD CURRENT (mA)
Output V oltage 2
vs . T emperature
2.95
100µA load
2.90
2.85
2.80
2.75
2.70
2.65-40 _{-20 0 20 40 60 80 100 120 140}
TEMPERATURE (°C)
November 2004
7
Micrel
Ground Current
vs . Output C urrent
60
50
B oth E nabled
40
30
20 _{B oth LDOs Active}
LDO2 = 300mA
10 Output C urrent LDO1
V aried from 0 to F ull Load
00
50
100
150
OUTPUT 1 LOAD CURRENT (mA)
2.870
Output V oltage
vs . Load Current
2.865
2.860
2.855
2.850
2.845
2.840
2.835
2.830
2.825
2.820 _{0 50 100 150 200 250 300}
OUTPUT 2 LOAD CURRENT (mA)
S witc h T hres hold
vs . S upply V oltage
1.20
Drive C urrent = 1mA
1.00
0.80
0.60
0.40
0.20
0.020.25 _{2.75 3.25 3.75 4.25 4.75 5.25}
SUPPLY VOLTAGE (V)
MIC2210