MAX5922AEUI MAXIM [Maxim Integrated Products], MAX5922AEUI Datasheet - Page 3

• Manufacturer Part Number: MAX5922AEUI
• Description: +48V, Single-Port Network Power Switch For Power-Over-LAN
• Manufacturer: MAXIM [Maxim Integrated Products]

ELECTRICAL CHARACTERISTICS (continued)
(V
= 18.2kΩ ±1%, T
POK Output Delay (Note 6)
Zero-Current Detection Threshold
Voltage (V
ZC Output Low Voltage
ZC Output Leakage Current
Zero-Current Detection Delay
Zero-Current Deglitch Time
Thermal Shutdown
Shutdown Autorestart Time
UNDERVOLTAGE LOCKOUT
Default V
UVLO Comparator Threshold
UVLO Input Resistance
LOGIC SIGNALS
EN, LATCH, DCA, DET_DIS
CLASS, and ZC_EN Input High
Voltage
EN, LATCH, DCA, DET_DIS
CLASS, and ZC_EN Input Low
Voltage
EN, LATCH, DCA, DET_DIS
CLASS, and ZC_EN Input Current
EN Low Pulse Width
FAULT, CL0, CL1 and CL2,
Output Low Voltage
FAULT, CL0, CL1 and CL2,
Output Leakage Current
IN
= 48V, V
IN
PARAMETER
IN
UVLO
DIG
- V
DRS
A
= 3.3V, AGND_S = AGND = DGND = 0V, R
= -40°C to +85°C, unless otherwise noted. Typical values are at T
+48V, Single-Port Network Power Switch
)
_______________________________________________________________________________________
t
t
SYMBOL
V
POK_HIGH
t
POK_LOW
UVLO
t
RESTART
ZC_DEG
t
V
ZC_LOW
ZCDEL
V
V
ZCTH
V
V
REF
OL
IH
IL
TH
POK from high to low, V
POK from low to high, V
(Note 4)
I
V
ZC from high to low, I
I
Temperature rising
Hysteresis
LATCH = low (Note 8)
UVLO floating, V
Hysteresis
Referenced to AGND_S,
V
Hysteresis
1.65V < V
1.65V < V
2.0V < V
I
V
CLASS = 0V
OUT
SINK
ZC
UVLO
FAULT
ZC
= 3mA
= 3.3V
rising
= 3mA
rising
= V
DIG
DIG
DIG
SENSE
CL0
< 5.5V
< 5.5V
< 2.0V
CONDITIONS
= V
IN
= 0.5Ω ±1%, UVLO = open, EN = V
rising
CL1
OUT
= V
OUT
OUT
falling (Note 7)
CL2
For Power-Over-LAN
falling
rising
MAX5922A
MAX5922B/
MAX5922C
MAX5922A
MAX5922B/C
MAX5922A
MAX5922B/
MAX5922C
MAX5922A
MAX5922B/
MAX5922C
= 3.3V,
A
= +25°C.) (Note 1)
0.7 ×
V
1.60
1.36
1.31
MIN
300
1.0
2.7
74
36
26
50
DIG
-1
3
DIG
, R
TYP
3.75
0.05
1.92
1.38
1.33
0.05
350
150
160
120
1.4
4.4
2.5
88
10
30
38
28
RCL
= 150Ω ±1%, R
MAX
0.3 ×
V
2.24
1.41
1.36
102
400
1.8
4.8
0.4
0.8
0.4
+1
40
30
DIG
1
1
UNITS
mV
mV
ms
ms
ms
kΩ
µA
°C
°C
µA
µA
µs
V
V
V
V
V
V
s
RDT
3