Datasheet
LTC4263
24
4263fe
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com
© LINEAR TECHNOLOGY CORPORATION 2006
LT 0610 REV E • PRINTED IN USA
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TYPICAL APPLICATION
PART NUMBER DESCRIPTION COMMENTS
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Complete Single-Port Endpoint PSE with Integrated RJ45
L1
10mH, 21mA
DS1608C-106
COILCRAFT
LED1
LN1351C-TR
GRN
4263 TA03
C1
0.1
μF
D5 CMLSHO5-4
R6
1k
22nF
75Ω
RD
+
PHY
RD
–
2kV
1000pF
JKO-0044
PULSE
OUT TO CABLE
1:1
V
DD5
SD
LEGACY
MIDSPAN
ENFCLS
V
SS
V
SS
14
12
2
3
13
5
6
LTC4263
U1
ISOLATED
48V
ACOUT
OUT
OUT
V
DD48
LED
PWRMGT
OSC
8
10
9
11
1
4
7
TD
+
CT
J1
TD
–
VC1A
VC1B
VC2A
VC2B
2
9
1
7
8
5
10
6
11
TX
+
TX
–
RX
+
RX
–
1:1
D2
SMAJ58A
C4
0.1
μF
100V
22nF
75Ω
22nF
75Ω
22nF
4
6
3
2
1
5
7
8
75Ω
R2
1k
R5
510k
C7, 0.47μF
100V, X7R
C5
0.1
μF
D1
BAS19
C3
0.1
μF
100V
F1
1A
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