MIC2042 Datasheet, PDF (8/15 Pages) Micrel Semiconductor – Single Channel, High Current, Low Voltage, Protected Power Distribution Switch

MIC2042/2043
Functional Characteristics
5V Turn-On
5V Turn-Off
Micrel
V =V
= 5.0V
W ^IN
BIAS
R
= 2.8
m ^LOAD
C
= 22 F
LOAD
TIME (1ms/div.)
Latched Output
(MIC2043)
V = 5.0V
R
W IN
= 1.8
m ^LOAD
C
= 22 F
LOAD
TIME (5ms/div.)
Current Limit Response
V = 5.0V
W ^IN
R
=2
m ^LOAD
C
= 22 F
LOAD
TIME (5ms/div.)
M0512-112603
8
V = 5.0V
W ^IN
R
=5
m ^LOAD
C
= 47 F
LOAD
m TIME (250 s/div.)
Latched Output Reset
(MIC2043)
4.84V
R_LOAD
toggles
from
2W^VtIo^N
= 5.0V
OPEN
C_LOAD = 22mF
TIME (50ms/div.)
UVLO Response
1.40V
V ramps 0V to 1.8V
IN
R
W = 5
m ^LOAD
C
= 47 F
LOAD
TIME (2.5ms/div.)
January 2005