MIC2012_05 Datasheet, PDF (8/16 Pages) Micrel Semiconductor – USB Power Controller

MIC2012
Typical Characteristics
Main Supply Current
vs. Temperature
(Main 1 and Main 2 = ON)
30
V = 4.5, 5.0, 5.5V
MAIN
25 ^{EN1 = EN2 = [ON],V AUX = S3# = 5.0V}
20
5.5V _MAIN
15
4.5 V _MAIN
5.0 V _MAIN
10
5
I_OUT = 0µA
0
-40 -20 0 20 40 60 80 100
TEMPERATURE (°C)
Main Short-Circuit
Current-Limit Threshold
vs. Temperature
1.40
1.35
V = 5.0V
MAIN
V = S3# = 4.5, 5.0, 5.5V
AUX
1.30
5.5V _AUX
1.25
1.20
5.0V _AUX
4.5V _AUX
1.15
1.10
-40 -20 0 20 40 60 80 100
TEMPERATURE (°C)
AUX Supply Current
vs. Temperature
(AUX 1 and AUX 2 = OFF)
1.00
0.90
0.80
0.70
V _AUX = 4.5, 5.0, 5.5V
V _MAIN = S3# = 0V
IOUT = 0µA
EN1 = EN2 = [OFF]
0.60
0.50
0.40
0.30
0.20
5.5V _AUX
0.10 ^{5.0 V AUX}
4.5 V _AUX
0.00
-40 -20 0 20 40 60 80 100
TEMPERATURE (°C)
Enable Threshold (increasing)
vs. Temperature
(MIC2012-1/-2)
2.2
2.0
1.8 ^4.5V _MAIN
1.6
5.5V _MAIN
5.0V _MAIN
1.4 V _MAIN = 4.5V to 5.5V
V _AUX = S3# = 5.0V
1.2
-40 -20 0 20 40 60
TEMPERATURE (°C)
80 100
MIC2012/2072
0.25
0.225
0.2
Main Supply Current
vs. Temperature
(Main 1 and Main 2 = OFF)
V = 4.5, 5.0, 5.5V
MAIN
EN1 = EN2 = [OFF],V _AUX = S3# = 5.0V
0.175 _{5.5V MAIN}
0.15
5.0 V _MAIN
0.125
0.1
0.075
0.05
4.5 V _MAIN
0.025
I_OUT = 0µA
0
-40 -20 0 20 40 60 80 100
TEMPERATURE (°C)
2000
1800
1600
Main Rise-Time
vs. Temperature
(EN Toggled)
V = 5.0V
MAIN
V = S3# = 4.5, 5.0, 5.5V
AUX
4.5V _AUX
1400
1200
1000
5.0 V _AUX
800
600 _{5.5 V AUX}
400
200
-40 -20 0 20
R _L = 10Ω
C _L = 1µF
40 60 80 100
TEMPERATURE (°C)
Enable Threshold (increasing)
vs. Temperature
(MIC2012-1/-2)
2.2
2.0
5.5V _AUX
1.8
5.0 V _AUX
1.6
4.5 V _AUX
1.4 V _AUX = 4.5, 5.0, 5.5V
V _MAIN = S3# = 5.0V
1.2
-40 -20 0 20 40 60
TEMPERATURE (°C)
80 100
Enable Threshold (decreasing)
vs. Temperature
(MIC2012-1/-2)
2.0
1.8 ^{4.5V MAIN}
1.6
5.0V _MAIN
1.4
5.5V _MAIN
1.2 _{V MAIN = 4.5V to 5.5V}
V _AUX = S3# = 5.0V
1.0
-40 -20 0 20 40 60
TEMPERATURE (°C)
80 100
8
Micrel
Main Short-Circuit Current-Limit
vs. Temperature
1.30
1.25
V = 5.0V
MAIN
V = S3# = 4.5, 5.0, 5.5V
AUX
1.20
1.15
5.5V _AUX
1.10
5.0V _AUX
1.05
4.5V _AUX
1.00
-40 -20 0 20 40 60 80 100
TEMPERATURE (°C)
1000
900
800
AUX Supply Current
vs. Temperature
(AUX 1 and AUX 2 = ON)
V _AUX = 4.5, 5.0, 5.5V
V _MAIN = S3# = 0V
5.5V _AUX
700
600
500
400
4.5 V _AUX
5.0 V _AUX
300
200
I_OUT = 0µA
EN1 = EN2 = [ON]
100
-40 -20 0 20 40 60 80 100
TEMPERATURE (°C)
Enable Threshold (decreasing)
vs. Temperature
(MIC2012-1/-2)
2.0
V _AUX = 4.5, 5.0, 5.5V
1.8 ^V MAIN ^{= S3# = 5.0V}
1.6
1.4 ^{4.5 V AUX}
5.0 V _AUX
1.2
5.5V _AUX
1.0
-40 -20 0 20 40 60 80 100
TEMPERATURE (°C)
1800
1600
1400
1200
Pull-Up Current
vs. Temperature
(Output Latched Off–MIC2072)
V _MAIN = 5.0 V
V _AUX = S3# = 4.5, 5.0, 5.5V
5.5V _AUX
1000
800
600
5.0V _AUX
4.5V _AUX
400
200
-40 -20 0 20 40 60 80 100
TEMPERATURE (°C)
January 2005