MIC2043-1BTS Micrel Inc, MIC2043-1BTS Datasheet - Page 5
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MIC2043-1BTS
Manufacturer Part Number
MIC2043-1BTS
Description
IC DISTRIBUTION SW SGL 14-TSSOP
Manufacturer
Micrel Inc
Type
High Side Switchr
Datasheet
1.MIC2042-1YM.pdf
(15 pages)
Specifications of MIC2043-1BTS
Number Of Outputs
1
Rds (on)
60 mOhm
Internal Switch(s)
Yes
Current Limit
Adjustable
Voltage - Input
0.8 ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
14-TSSOP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
January 2005
MIC2042/2043
Symbol
t
t
t
t
t
Notes:
1. Exceeding the absolute maximum rating may damage the device.
2. The device is not guaranteed to function outside its operating rating.
3. Devices are ESD sensitive. Handling precautions recommended. Human body model, 1.5k in series with 100pF.
4. Specification for packaged product only.
5. OFF is V
6. The current limit is determined as follows: I
Timing Diagrams
FLAG
ON
R
OFF
F
MIC2042/MIC2043-2.
EN
< 1.0V for MIC2042/MIC2043-1 and V
Parameter
Flag Response Delay
Output Turn-on Delay
Output Turn-on Rise Time
Output Turn-off Delay
Output Turn-off Fall Time
/FAULT
V
I
V
V
V
OUT
OUT
V
V
EN
OUT
OUT
EN
EN
0
0
0
0
0
0
0
0
V
Figure 2. Overcurrent Fault Response — MIC2042-2
IN
0.2V
I
LIMIT
LIM
50%
= CLF/R
50%
EN
Figure 1. Turn-On/Turn-Off Delay
> 4.0V for MIC2042/MIC2043-2. ON is V
t
ON
SET
Condition
V
R
R
R
R
IN
LOAD
LOAD
LOAD
LOAD
.
t
ON
10%
= V
10%
= 10Ω, C
= 10Ω, C
= 10Ω, C
= 10Ω, C
BIAS
(a) MIC2042/43-1
(b) MIC2042/43-2
= 3V, 5V
5
LOAD
LOAD
LOAD
LOAD
Increase the load
= 1µF
= 1µF
= 1µF
= 1µF
t
FLAG
t
OFF
EN
> 4.0V for MIC2042/MIC2043-1 and V
t
OFF
90%
90%
Min
600
21
1
Typ
800
1.5
28
24
1
1000
Max
M0512-112603
35
2
5
EN
< 1.0V for
Micrel
Units
ms
ms
µs
µs
µs