Rainbow Electronics MAX1558H - Manual (Page 3)

MAX1558/MAX1558H
Dual, 3mm x 3mm, 1.2A/Programmable-Current
USB Switches with Autoreset
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ELECTRICAL CHARACTERISTICS (continued)
(V INA = V INB = 5V, V ONA = V ONB = 0V (MAX1558), V ONA = V ONB = 5V (MAX1558H), R ISET = 26k Ω to GND, T A = 0°C to +85°C ,
unless otherwise noted. Typical values are at T A = +25 °C.) (Note 3)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
Output Rise Time t RISE
C OUT_ = 1µF, R OUT_ = 10 Ω, (from 10% to
90% of V OUT_ )
4 ms
Turn-Off Delay from ON t OFF
R OUT_ = 10 Ω, C
OUT_ = 1µF, does not
include rise time (from ON deasserted to
V
OUT_ = 90% V IN_ )
100 1000 µs
Output Fall Time t FALL
C OUT_ = 1µF, R OUT_ = 10 Ω (from 90% to
10% of V OUT_ )
3 ms
Thermal-Shutdown Threshold 10 °C hysteresis +160 °C
V IN_ = 2.7V to 4.0V 1.6 ONA/ONB Logic Input High
Voltage
V IH
V IN_ 4.0V to 5.5V 2.0
V
V IN_ = 2.7V to 4.0V 0.6 ONA/ONB Logic Input Low
Voltage
V IL
V IN_ = 4.0V to 5.5V 0.8
V
Logic Input Current V ON_ = 0V or V IN_ -1 +1 µA
FLT_ Output Low Voltage I SINK = 1mA 0.4 V
FLT_ Output High Leakage
Current
V
IN_
= V FLT _ = 5.5V 1 µA
Autorestart Current In latched-off state, V OUT_ = 0V 10 25 50 mA
Autorestart Threshold In latched-off state, rising 0.4 0.5 0.6 V
Autorestart Delay In latched-off state, V OUT_ > 1V 8 20 40 ms
ELECTRICAL CHARACTERISTICS
(V INA = V INB = 5V, V ONA = V ONB = 0V (MAX1558), V ONA = V ONB = 5V (MAX1558H), R ISET = 26k Ω to GND, T A = -40°C to +85°C ,
unless otherwise noted.)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
Supply Voltage Range 2.7 5.5 V
V
IN_
= 5V, T
A
= +25 °C 75
Switch On-Resistance R ON
V IN_ = 4.4V, T A = 0 °C to +85°C 105
m Ω
Standby Supply Current Both switches disabled 6 µA
Quiescent Supply Current Both switches enabled 75 µA
OUT_ Off-Leakage Current Switches disabled, V OUTA = V OUTB = 0V 10 µA
Undervoltage-Lockout Threshold V UVLO Rising edge, 3% hysteresis 2.3 2.7 V
Continuous Load Current R ISET = 26k Ω 1.2 A
R ISET = 26k Ω 1.20 1.60
R ISET = 39k Ω 0.80 1.05 Current-Limit Threshold V IN_ - V OUT_ = 0.5V
R ISET = 60k Ω 0.50 0.70
A
Peak Short-Circuit Current Limit I SHORT
V OUT_ = 0V
(I OUT_ pulsing)
R ISET = 26k Ω 1.45 2.60 A (PEAK)
Fault-Blanking Timeout Period From I LIMIT condition to 50% of V FLT_ 8 40 ms