MAX5945EAX+ Maxim Integrated Products, MAX5945EAX+ Datasheet - Page 3

• Manufacturer Part Number: MAX5945EAX+
• Description: IC NETWORK PWR CTRL 36-SSOP
• Manufacturer: Maxim Integrated Products

Specifications of MAX5945EAX+

• Controller Type: Network Power Controller
• Interface: I²C
• Voltage - Supply: 3.3V
• Current - Supply: 4.2mA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 36-SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ELECTRICAL CHARACTERISTICS (continued)
(AGND = +32V to +60V, V
values are at AGND = +48V, DGND = +48V, V
negative otherwise.)
Minimum Foldback Current-
Limit Threshold
SENSE_ Input Bias Current
SUPPLY MONITORS
V
V
Hysteresis
V
V
V
V
V
V
V
Hysteresis
Thermal-Shutdown Threshold
Thermal-Shutdown Hysteresis
OUTPUT MONITOR
OUT_ Input Current
Idle Pullup Current at OUT_
PGOOD High Threshold
PGOOD Hysteresis
PGOOD Low-to-High Glitch
Filter
LOAD DISCONNECT
DC Load Disconnect
Threshold
EE
EE
EE
EE
EE
DD
DD
DD
DD
Undervoltage Lockout
Undervoltage-Lockout
Overvoltage
Overvoltage Hysteresis
Undervoltage
Overvoltage
Undervoltage
Undervoltage Lockout
Undervoltage-Lockout
PARAMETER
_______________________________________________________________________________________
EE
= 0V, V
V
SYMBOL
V
V
V
V
EEUVLOH
V
t
V
V
V
PG
DDUVLO
T
V
PGOOD
EEUVLO
I
V
PG
DD_OV
DDHYS
T
DD_UV
TH_FB
EE_OV
EE_UV
BOUT
SHDH
DCTH
I
OVH
SHD
DIS
HYS
DD
TH
to DGND = +3.3V, all voltages are referenced to V
Quad Network Power Controller
V
V
V
(V
(V
(V
(V
Device operates when (V
V
Ports shut down and device resets if its junction
temperature exceeds this limit, temperature
increasing
V
OUT_ discharge current, detection and
classification off, port shutdown,
V
V
Minimum time PGOOD has to be high to set bit in
register 10h
Minimum V
disconnect active), V
OUT_
SENSE_
AGND
DDUVLO
OUT
OUT_
OUT_
DD
AGND
AGND
DD
DD
- V
- V
= (DGND + 3.3V), T
= V
= V
= V
- V
- V
- V
- V
DGND
DGND
= V
, V
AGND
EE
EE
AGND
AGND
EE
EE
SENSE
DD
, OUT_ decreasing
EE
, (V
) > V
) < V
) > V
) < V
, all modes
increasing
AGND
- 2.8V
allowed before disconnect (DC
CONDITIONS
EE_OV
EE_UV
DD_OV
DD_UV
OUT_
- V
, V
, V
EE
, V
, V
DD
A
= V
AGND
AGND
) increasing
DD
DD
= +25°C. Currents are positive when entering the pin and
- V
EE
increasing
decreasing
DGND
for Power-Over-LAN
increasing
decreasing
) >
EE
, unless otherwise noted. Typical
MIN
3.57
2.55
200
1.8
27
61
39
2
3
+150
TYP
28.5
62.5
3.71
2.82
120
220
2.0
64
40
20
3
1
4
MAX
3.90
2.97
260
1.7
2.2
30
64
41
-2
2
4
5
UNITS
mV
mV
mV
ms
mV
µA
µA
µA
°C
°C
V
V
V
V
V
V
V
V
V
3