MAX5969A Datasheet, PDF (8/14 Pages) Maxim Integrated Products – IEEE 802.3af/at-Compliant, Powered Device Interface Controllers with Integrated Power MOSFET

IEEE 802.3af/at-Compliant, Powered Device Interface
Controllers with Integrated Power MOSFET
Simplified Block Diagram
VDD
5V
5V REGULATOR _1.23V
VDD
22.8/22
VDD
EN _{CLASSIFICATION} 1.23V
CLS
2EC
D SET Q
D SET Q
PSE 2
CLR Q
CLR Q
VDD
11.6V/4V
5V
1.5mA
PG
46µA
DET
11.6V/10.8V
VDD
VON/VOFF
VDD
230µA
THERMAL
SHUTDOWN
95ms
WAD
WAPD
R
HSON
Q
S
4V
9V
15V
ISWITCH
VSS
ISOLATION
SWITCH
RTN
VON/VOFF = 38.6V/31V FOR MAX5969B
VON/VOFF = 35.4V/31V FOR MAX5969A
K x ISWITCH
IREF
1/K
S
I0
I1
MUX
135mA
760mA
MAX5969A
MAX5969B
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