User Manual

MAX5953A/MAX5953B/MAX5953C/MAX5953D
IEEE 802.3af PD Interface and PWM Controllers
with Integrated Power MOSFETs
12 ______________________________________________________________________________________
Typical Application Circuit
PHY
-48V
-48V
RTN
Tx
Rx
SGND
RJ-45
POWER-OVER
SPAIR PAIRS
3
6
1
2
4
5
7
8
POWER-OVER
SIGNAL PAIRS
+
-
+
-
V
REG
Figure 2. RJ-45 Connector, PoE Magnetic, and Input Diode Bridges