Datasheet

IEEE 802.3af/at-Compliant, Powered Device Interface
Controller with Integrated Power MOSFET
MAX5972A
_______________________________________________________________________________________ 7
Simplified Block Diagram
1.5mA
46µA
V
DD
EN CLS
2EC
V
DD
5V
D Q
Q
SET
CLR
DET
V
SS
5V REGULATOR
THERMAL
SHUTDOWN
Q
R
S
V
DD
V
DD
V
DD
WAD
RTN
V
ON
/V
OFF
V
DD
D Q
Q
SET
CLR
9V
230µA
PG
CLASSIFICATION
I
SWITCH
K x I
SWITCH
ISOLATION
SWITCH
S
MUX
I0
I1
1/K
MAX5972A
t
DELAY