MAX5982CETE+ Maxim Integrated Products, MAX5982CETE+ Datasheet - Page 3

• Manufacturer Part Number: MAX5982CETE+
• Description: Power Switch ICs - POE / LAN PDIC, up to 70W
• Manufacturer: Maxim Integrated Products

Specifications of MAX5982CETE+

• Lead Free Status / Rohs Status: Details

ELECTRICAL CHARACTERISTICS (continued)
(V
voltages are referenced to V
T
Controllers with
A
IEEE 802.3af/at-Compliant, Powered Device Interface
POWER MODE
V
V
V
V
V
V
Inrush to Operating Mode
Delay
Isolation Power MOSFET
On-Resistance
RTN Leakage Current
CURRENT LIMIT
Inrush Current Limit
Current Limit During Normal
Operation
Current Limit in Foldback
Condition
Foldback Threshold
LOGIC
WAD Detection Threshold
WAD Detection Threshold
Hysteresis
WAD Input Current
2EC Sink Current
2EC Off-Leakage Current
PG Sink Current
PG Off-Leakage Current
SLEEP MODE (MAX5982A/MAX5982B)
WK and ULP Logic Threshold
SL Logic Threshold
SL Current
LED Current Amplitude
IN
IN
IN
IN
IN
IN
IN
= +25
= (V
Supply Voltage Range
Supply Current
Turn-On Voltage
Turn-Off Voltage
Turn-On/-Off Hysteresis
Deglitch Time
DD
N
PARAMETER
C.) (Note 3)
- V
SS
) = 48V, R
_______________________________________________________________________________________
DET
SS,
= 24.9kω, R
unless otherwise noted. T
V
I
V
SYMBOL
LIM-FLDBK
I
HYST_UVLO
I
t
R
WAD-LKG
RTN_LKG
I
OFF_DLY
WAD-REF
t
INRUSH
DELAY
ON_ISO
V
V
I
I
V
LED
LIM
OFF
I
ON
TH
Q
Integrated 70W High-Power MOSFET
CLS
= 615ω, and R
Current through internal MOSFET = 0
V
V
(Note 7)
V
t
after entering into power mode
I
V
During initial turn-on period, V
After inrush completed,
V
Both during inrush and after inrush
completed V
V
V
(referenced to RTN)
V
unconnected
V
V
V
V
V
period
V
V
Falling
R
R
R
R
DELAY
RTN
IN
IN
IN
RTN
RTN
RTN
WAD
WAD
WAD
2EC
SS
2EC
RTN
PG
WK
SL
SL
SL
SL
rising
falling
falling from 40V to 20V (Note 8)
disconnected
= 0I
= 60.4kI, V
= 30.2kI, V
= 30.2kI, V
= 60V
= 950mA
falling and V
(Note 10)
= 3.5V (referenced to RTN),
= 48V
= 12.5V to 30V
= 1V (Note 9)
= 1.5V, V
rising, V
falling, V
= 10V (referenced to RTN)
= minimum PG current pulse width
A
= T
RTN
CONDITIONS
IN
J
SL
RTN
PG
LED
LED
LED
= -40
= 7.5V
= 14V to 48V
ULP
= 60.4kω. RTN, WAD, PG, 2EC, WK, and ULP unconnected, all
= 0.8V, during inrush
T
T
T
= 0V, V
= 3.5V
= 3.75V
= 4V
J
J
J
rising and falling
N
= +25NC
= +85NC
= +125NC
C to +85
SS
RTN
N
C, unless otherwise noted. Typical values are at
= 1.5V
1700
34.3
0.75
19.5
MIN
125
4.2
6.5
1.5
30
30
90
90
10
19
8
1
0.35
1900
230
TYP
0.25
35.4
0.15
10.5
20.9
1.5
120
135
140
0.1
0.2
7.0
0.8
96
53
9
MAX
2100
2.25
0.55
36.6
0.25
375
0.85
11.5
22.5
102
182
3.5
0.2
7.5
10
60
10
1
1
3
UNITS
mA
mA
mA
mA
mA
mA
ms
FA
FA
FA
FA
FA
FA
Fs
I
V
V
V
V
V
V
V
V
V
3