ltc4270 Linear Technology Corporation, ltc4270 Datasheet - Page 2

• Manufacturer Part Number: ltc4270
• Description: 12-port Poe/poe+/ltpoe++ Pse Controller
• Manufacturer: Linear Technology Corporation

ABSOLUTE MAXIMUM RATINGS LTC4270
LTC4270/LTC4271
(Note 1, Note 4)
Supply Voltages
Digital Pins
Analog Pins
CPA, CNA, DPA, DNA ..................V
ABSOLUTE MAXIMUM RATINGS LTC4271
(Note 1)
Supply Voltages
Digital Pins
Operating Ambient Temperature Range
2
AGND – V
VSSK (Note 7) ..................... V
XIOn ................................. V
SENSEn, GATEn, OUTn ........ V
CAP2 (Note 13) ....................... V
V
SCL, SDAIN, SDAOUT, INT, RESET, MSD, ADn, AUTO,
MID, GPn ........................DGND – 0.3V to V
LTC4271I..............................................–40°C to 85°C
DD
– DGND ......................................... –0.3V to 3.6V
EE
........................................... –0.3V to 80V
EE
EE
– 0.3V to CAP2 + 0.3V
EE
EE
EE
– 0.3V to V
– 0.3V to V
– 0.3V to V
–0.3V to V
DD
EE
EE
EE
EE
+ 0.3V
+ 0.3V
+ 80V
+ 0.3
+ 5V
Operating Ambient Temperature Range
Junction Temperature (Note 2) ............................ 125°C
Storage Temperature Range ......................–65 to 150°C
Lead Temperature (Soldering, 10 sec) ................... 300°C
Analog Pins
Junction Temperature (Note 2) ............................ 125°C
Storage Temperature Range ......................–65 to 150°C
Lead Temperature (Soldering, 10 sec) ................... 300°C
CPD, CND, DPD, DND ........... DGND – 0.3 to DGND + 0.3
LTC4270I .............................................–40°C to 85°C
CAP1 (Note 13) ...........................–0.3V to DGND + 2V
42701f