Datasheet

LT4275
9
4275f
Typical applicaTions
IEEE 802.3af (Type 1) 13W Powered Device
LT4275A/LT4275B/LT4275C
VPORT HSGATE
GND
4275 TA02
IEEEUVLO
HSSRC
RCLASS
RCLASS
++
PWRGD
T2P
AUX
R
CLS
C
PD
0.1µF
RUN
47nF
3.3k
FDN8601
SMAJ58A
V
IN
V
OUT
+
ISOLATED
POWER
SUPPLY
+
~
~
+
~
~
ETHERNET
MAGNETICS
C
PORT
V
PORT
LT4275A/LT4275B
VPORT HSGATE
GND
4275 TA03
IEEEUVLO
HSSRC
RCLASS
RCLASS
++
PWRGD
T2P
AUX
R
CLS
C
PD
0.1µF
RUN
47nF
3.3k
FDN8601
SMAJ58A
V
IN
V
OUT
+
ISOLATED
POWER
SUPPLY
OPTO
PSE TYPE
(TO µP)
+
~
~
+
~
~
ETHERNET
MAGNETICS
C
PORT
V
PORT
IEEE 802.3at (Type 2) 25.5W Powered Device
LTPoE
++
38.7W to 90W Powered Device
LT4275A
VPORT HSGATE
GND
4275 TA04
IEEEUVLO
HSSRC
RCLASS
RCLASS
++
R
CLS++
PWRGD
T2P
AUX
R
CLS
C
PD
0.1µF
RUN
47nF
3.3k
FDMC86102
SMAJ58A
V
IN
V
OUT
+
ISOLATED
POWER
SUPPLY
OPTO
PSE TYPE
(TO µP)
+
~
~
+
~
~
WÜRTH
749022016
+
C
PORT
V
PORT