Datasheet

MAX1562/MAX1562H/MAX1563
Programmable 4A USB Current-Limited
Switches with Autoreset and Fault Blanking
4 _______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS (continued)
(V
IN
= +5V, C
IN
= 1µF, C
OUT
= 4.7µF, T
A
= -40°C to +85°C, unless otherwise noted.) (Note 2)
PARAMETER SYM B O L CONDITIONS MIN TYP MAX UNITS
Turn-On Delay t
ON
R
OUT
= 2Ω, C
OUT
= 4.7µF
(from ON to 10% of V
OUT
)
0.5 4.0 ms
Turn-Off Delay t
OFF
R
OUT
= 2Ω, C
OUT
= 4.7µF
(from ON to 90% of V
OUT
)
3ms
ON, ON, SEL Input High Level V
IH
V
IN
= +4V to +5.5V 2 V
ON, ON, SEL Input Low Level V
IL
V
IN
= +4V to +5.5V 0.8 V
ON, ON, SEL Input
Leakage Current
-1 +1 µA
FAULT Output Low Voltage V
OL
I
SINK
= 1mA, V
IN
= +4V 0.4 V
FAULT Output
High Leakage Current
V
IN
= V
FAULT
= +5.5V 1 µA
OUT Autoreset Current In latched-off state, V
OUT
= 0V 10 45 mA
OUT Autoreset Threshold In latched-off state, OUT rising 0.35 0.65 V
OUT Autoreset Blanking Time In latched-off state, V
OUT
> 0.5V 10 35 ms
Note 1: Short-circuit detect threshold is the output voltage at which the device transitions from short-circuit current limit to continuous
current limit.
Note 2: Specifications to -40°C are guaranteed by design, not production tested.
SUPPLY CURRENT vs. SUPPLY VOLTAGE
MAX1562 toc01
SUPPLY VOLTAGE (V)
SUPPLY CURRENT (µA)
5.04.54.03.5
5
10
15
20
25
30
35
40
45
50
0
3.0 5.5
TEMP = +25°C
TEMP = -40°C
TEMP = +85°C
SHUTDOWN CURRENT
vs. SUPPLY VOLTAGE
MAX1562 toc02
SUPPLY VOLTAGE (V)
SHUTDOWN CURRENT (µA)
5.04.54.03.5
0.5
1.0
1.5
2.0
2.5
3.0
3.5
0
3.0 5.5
TEMP = +25°C
TEMP = -40°C
TEMP = +85°C
V
ON
= 5V
SWITCH-OFF LEAKAGE CURRENT
vs. TEMPERATURE
MAX1562 toc03
TEMPERATURE (°C)
SWITCH-OFF LEAKAGE CURRENT (nA)
603510-15
0.01
0.1
1
10
100
1000
0.001
-40 85
Typical Operating Characteristics
(V
IN
= +5V, C
IN
= 1µF, C
OUT
= 4.7µF, T
A
= +25°C, unless otherwise noted.)