LTC4263CDE#PBF Linear Technology, LTC4263CDE#PBF Datasheet - Page 9

• Manufacturer Part Number: LTC4263CDE#PBF
• Description: IC IEEE 803.2AF CNTRLR 14DFN
• Manufacturer: Linear Technology
• Type: Power Over Ethernet (PoE)r

Specifications of LTC4263CDE#PBF

• Applications: Power Interface Switch for Power Over Ethernet (PoE) Devices
• Voltage - Supply: 48V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 14-DFN
• Current - Supply: 1mA
• Interface: IEEE 802.3af
• Controller Type: Power Sourcing Equipment Controller (PSE)
• Operating Temperature (max): 70C
• Operating Temperature (min): 0C
• Pin Count: 14
• Mounting: Surface Mount
• Package Type: DFN EP
• Case Length: 4mm
• Screening Level: Commercial
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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
4263fe
9