1.2A, Current-Limited, High-Side
P-Channel Switch with Thermal Shutdown
MAX893L
__________________________________________Typical Operating Characteristics
(T
A
= +25°C, unless otherwise noted.)
QUIESCENT CURRENT
vs. INPUT VOLTAGE
MAX89L toc01
QUIESCENT CURRENT
vs. TEMPERATURE
V
IN
= 5V
13
QUIESCENT CURRENT (µA)
V
IN
= 3V
12
11
10
9
8
0.001
-40
-20
0
20
40
60
80
100
-40
-20
MAX89L toc02
OFF-SUPPLY CURRENT
vs. TEMPERATURE
MAX893L toc03
14
12
QUIESCENT CURRENT (µA)
10
8
6
4
2
0
0
1
2
3
4
5
6
INPUT VOLTAGE (V)
ON = GND
I
OUT
= 0
14
10
OFF-SUPPLY CURRENT (nA)
1
0.1
0.01
0
20
40
60
80
100
TEMPERATURE (°C)
TEMPERATURE (°C)
OFF-SWITCH CURRENT
vs. TEMPERATURE
MAX893L toc04
NORMALIZED ON-RESISTANCE
vs. TEMPERATURE
MAX893L toc05
I
OUT
/I
SET
RATIO
vs. I
LIMIT
MAX89L toc06
1000
1.3
1.2
NORMALIZED R
ON
1.1
1.0
0.9
0.8
I
OUT
= 1/2 I
LIMIT
V
IN
= 5V
1400
1200
I
OUT
/I
SET
RATIO
1000
800
600
400
200
0
OFF-SWITCH CURRENT (nA)
100
10
1
0.1
0.7
0.01
-40
-20
0
20
40
60
80
100
TEMPERATURE (°C)
0.6
-40
-20
0
20
40
60
80
100
TEMPERATURE (°C)
0
20
40
60
80
100
120
140
I
LIMIT
(%)
NORMALIZED OUTPUT CURRENT
vs. OUTPUT VOLTAGE
MAX893L toc07
TURN-ON TIME
vs. TEMPERATURE
MAX893L toc08
TURN-OFF TIME
vs. TEMPERATURE
I
LOAD
= I
LIMIT
5
4
t
OFF
(µs)
3
2
1
0
-40
-20
0
20
40
60
80
100
TEMPERATURE (°C)
V
IN
= 3V
V
IN
= 5V
MAX893L toc09
1.4
NORMALIZED OUTPUT CURRENT
1.2
1.0
0.8
0.6
0.4
I
LIMIT
= 1.2A
150
140
130
120
t
ON
(µs)
110
100
90
V
IN
= 5V
80
I
LOAD
= I
LIMIT
V
IN
= 3V
6
0.2
V
IN
= 5V
0
0
1
2
3
4
5
6
OUTPUT VOLTAGE (V)
70
60
-40
-20
0
20
40
60
80
100
TEMPERATURE (°C)
4
_______________________________________________________________________________________
MAXIM [ MAXIM INTEGRATED PRODUCTS ]
