MAX5981A MAXIM [Maxim Integrated Products], MAX5981A Datasheet - Page 10

• Manufacturer Part Number: MAX5981A
• Description: IEEE 802.3af/at-Compliant, Powered Device Interface
• Manufacturer: MAXIM [Maxim Integrated Products]

IEEE 802.3af/at-Compliant, Powered Device Interface
Controllers with
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-54V
RECTIFIER
BRIDGE
RJ-45
AND
SMAJ58A
GND
-54V
24.9kI
68nF
R
R
CLS
DET
CLS
DET
V
LED
WK
SS
Integrated Power MOSFET
V
DD
MAX5981A
MAX5981B
2EC/WAD
1.5mA
2EC
PG
WAD
RTN
SL
ULP
BATTERY
24V/48V
-54V
CLASSIFICATION
DETECTION
2-EVENT
Typical Operating Circuit
-54V
ENABLE
CONVERTER
DC-DC
IN+
IN-
ISOLATED SLEEP
ISOLATED ULP
1kI
MODE INPUT
MODE INPUT
GND