Programmable 4A USB Current-Limited
Switches with Autoreset and Fault Blanking
Typical Operating Characteristics (continued)
(V
IN
= +5V, C
IN
= 1µF, C
OUT
= 4.7µF, T
A
= +25°C, unless otherwise noted.)
MAX1562/MAX1562H/MAX1563
NORMALIZED R
ON
vs. TEMPERATURE
MAX1562 toc04
NORMALIZED CONTINUOUS
CURRENT LIMIT vs. TEMPERATURE
MAX1562 toc05
TURN-ON TIME vs. TEMPERATURE
R
LOAD
= 2Ω
MAX1562 toc06
1.3
1.2
NORMALIZED R
ON
1.1
1.0
0.9
0.8
0.7
-40
-15
10
35
60
1.03
NORMALIZED CONTINUOUS CURRENT LIMIT
1.02
1.01
1.00
0.99
0.98
0.97
0.96
3.0
2.5
TURN-ON TIME (ms)
2.0
1.5
1.0
0.5
0
85
-40
-15
10
35
60
85
-40
-15
10
35
60
85
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
TURN-OFF TIME vs. TEMPERATURE
(t
OFF
+ t
FALL
)
MAX1562 toc07
FAULT-BLANKING TIME
vs. TEMPERATURE
MAX1562 toc08
AUTORESET CURRENT
vs. TEMPERATURE
MAX1562 toc09
3.0
R
LOAD
= 2Ω
2.5
TURN-OFF TIME (ms)
2.0
1.5
1.0
0.5
0
-40
-15
10
35
60
22.0
21.8
FAULT-BLANKING TIME (ms)
21.6
21.4
21.2
21.0
20.8
20.6
20.4
20.2
20.0
40
AUTORESET CURRENT (mA)
-40
-15
10
35
60
85
30
20
10
0
-40
-15
10
35
60
85
TEMPERATURE (°C)
TEMPERATURE (°C)
85
TEMPERATURE (°C)
AUTORESET CURRENT vs. V
CC
MAX1562 toc10
OVERLOAD RESPONSE INTO 1.4
Ω
V
IN
SHORT-CIRCUIT RESPONSE INTO 0
Ω
5V/div
V
IN
40
35
AUTORESET CURRENT (mA)
30
25
20
15
MAX1562 toc11
MAX1562 toc12
5V/div
V
OUT
V
OUT
5V/div
V
FAULT
FAULT
5V/div
I
OUT
I
OUT
5V/div
5V/div
10
5
0
4.0
4.3
4.6
4.9
5.2
5.5
20ms/div
V
CC
(V)
10A/div
TIME (10ms/div)
2A/div
_______________________________________________________________________________________
5
MAXIM [ MAXIM INTEGRATED PRODUCTS ]
