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LTC4263 Datasheet(PDF) 2 Page - Linear Technology

Part # LTC4263
Description  Single PoE PSE Controller High Capacitance Legacy Device Detection
Download  28 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC4263 Datasheet(HTML) 2 Page - Linear Technology

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LTC4274
2
4274fa
ABSOLUTE MAXIMUM RATINGS
PIN CONFIGURATION
ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC4274CUHF#PBF
LTC4274CUHF#TRPBF
4274
38-Lead (5mm
× 7mm) Plastic QFN
0°C to 70°C
LTC4274IUHF#PBF
LTC4274IUHF#TRPBF
4274
38-Lead (5mm
× 7mm) Plastic QFN
–40°C to 85°C
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
Consult LTC Marketing for information on non-standard lead based finish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
13 14 15 16
TOP VIEW
VEE
39
UHF PACKAGE
38-LEAD (5mm × 7mm) PLASTIC QFN
EXPOSED PAD IS VEE (PIN 39) MUST BE SOLDERED TO PCB
TJMAX = 125°C, JA = 34°C/W
17 18 19
38 37 36 35 34 33 32
24
25
26
27
28
29
30
31
8
7
6
5
4
3
2
1
SDAOUT
NC
SDAIN
AD3
AD2
AD1
AD0
DNC
NC
DGND
NC
NC
GATE
SENSE
NC
NC
VEE
VEE
VEE
NC
NC
VEE
NC
NC
23
22
21
20
9
10
11
12
Supply Voltages (Note 1)
AGND – VEE ........................................... –0.3V to 80V
DGND – VEE ............................................... –0.3V to 80V
VDD – DGND.............................................. –0.3V to 5.5V
Digital Pins
SCL, SDAIN, SDAOUT, INT, SHDN, MSD, ADn,
RESET, AUTO, MID........... DGND –0.3V to VDD + 0.3V
Analog Pins
GATE, SENSE, OUT ................ VEE –0.3V to VEE + 80V
Operating Temperature Range
LTC4274C ................................................ 0°C to 70°C
LTC4274I.............................................. –40°C to 85°C
Junction Temperature (Note 2) ............................. 125°C
Storage Temperature Range .................. –65°C to 150°C
Lead Temperature (Soldering, 10 sec)................... 300°C


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