LTC4263 LINER [Linear Technology], LTC4263 Datasheet - Page 9
LTC4263
Manufacturer Part Number
LTC4263
Description
Single IEEE 802.3af Compliant PSE Controller with Internal Switch
Manufacturer
LINER [Linear Technology]
Datasheet
1.LTC4263.pdf
(24 pages)
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BLOCK DIAGRAM
48V
BOLD LINES INDICATE HIGH CURRENT
+
–
5V
+
–
TO OTHER LTC4263s
R
PM
R
LED
C
0.1μF
PM
14
1
4
5
6
7
V
LED
PWRMGT
V
OSC
DD5
SS
V
DD5
HOT SWAP
CONTROL
INT5 EXT5
4
5V REG
I
DET
11
500k
V
DD48
4263 BD
12
13
10
2
3
9
8
LEGACY
OUT
ACOUT
SD
ENFCLS
MIDSPAN
500k
1k
SMAJ58A
0.47μF
1A
LTC4263
TO PORT
MAGNETICS
0.1μF
4263fd
9