MAX14544 Datasheet, PDF (3/10 Pages) Maxim Integrated Products – 28V-Capable, ILIM VBUS Accessory Switch

28V-Capable, I_LIM V_BUS Accessory Switch
ELECTRICAL CHARACTERISTICS (continued)
(VIN = +2.3V to +5.5V, TA = -40NC to +85NC, unless otherwise noted. Typical values are at VIN = +3.3V, TA = +25NC.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
Input Logic-High Voltage
VIH
1.4
Input Logic-Low Voltage
VIL
Input Leakage
IIN
VEN = VISET = 0V or 5V
-1
Output Logic-Low Voltage
VOL
ISINK = 1mA
Output High Leakage Current
VFLAG = 5V
Thermal Shutdown
VIN = 5V
Thermal Shutdown Hysteresis
VIN = 5V
TIMING CHARACTERISTICS (Note 3)
Turn-On Time
Turn-Off Time
tON
VEN from low to high, VIN = 3.3V, RL = 100I
tOFF V_EN from high to low, V_IN = 3.3V, R_L = 100I
Current-Limit Reaction Time
VEN = VIN = 3.3V, output high and then short
tLIM
circuit applied, CIN = 10FF ceramic,
COUT = 1µF ceramic
Blanking Time
Autoretry Time
tBLANK VEN = VIN = 3.3V, Figures 1 and 2
4
tRETRY MAX14544, Figure 1
252
Reverse-Current Detection Time
tDET
VIN = 3.3V, IREVERSE = 250mA, CIN = 10FF
ceramic, COUT = 1FF ceramic
Reverse-Current Recovery Time
tREC
VOUT = VIN + 500mV to
VOUT = VIN - 500mV
TYP
150
15
1
5
10.5
661.5
5
0.1
MAX
0.4
+1
0.4
1
0.3
30
1890
UNITS
V
V
FA
V
FA
NC
NC
ms
ms
Fs
ms
ms
Fs
ms
Note 2: All devices are production tested at TA = +25NC. Specifications over temperature limits are guaranteed by design.
Note 3: All timing characteristics are measured using 20% and 80% levels.
3