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LTC4312
2
4312f
ABSOLUTE MAXIMUM RATINGS
Supply Voltage
VCC, VCC2 ................................................. –0.3V to 6V
Input Voltages
ACC, DISCEN, ENABLE1-2....................... –0.3V to 6V
Input/Output Voltages
SDAIN, SCLIN, SCLOUT1-2,
SDAOUT1-2, FAULT ................................. –0.3V to 6V
(Notes 1, 2)
DISCEN
ACC
GND
VCC2
FAULT
ENABLE1
ENABLE2
VCC
SCLOUT1
SDAOUT1
SDAIN
SCLIN
SCLOUT2
SDAOUT2
TOP VIEW
15
DE14 PACKAGE
14-LEAD (4mm
3mm) PLASTIC DFN
1
2
3
4
5
6
7
14
13
12
11
10
9
8
TJMAX = 125°C, θJA = 43°C/W, θJC = 5°C/W
EXPOSED PAD (PIN #15) PCB CONNECTION TO GND IS OPTIONAL
1
2
3
4
5
6
7
8
DISCEN
VCC
SCLOUT1
SDAOUT1
SDAIN
SCLIN
SCLOUT2
SDAOUT2
16
15
14
13
12
11
10
9
ACC
GND
NC
VCC2
FAULT
ENABLE1
ENABLE2
TOP VIEW
MS PACKAGE
16-LEAD PLASTIC MSOP
TJMAX = 150°C, θJA = 120°C/W, θJC = 21°C/W
PIN CONFIGURATION
ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC4312IDE#PBF
LTC4312IDE#TRPBF
4312
14-Lead (4mm × 3mm) DFN
–40°C to 85°C
LTC4312IMS#PBF
LTC4312IMS#TRPBF
4312
16-Lead Plastic MSOP
–40°C to 85°C
LTC4312CDE#PBF
LTC4312CDE#TRPBF
4312
14-Lead (4mm × 3mm) DFN
0°C to 70°C
LTC4312CMS#PBF
LTC4312CMS#TRPBF
4312
16-Lead Plastic MSOP
0°C to 70°C
Consult LTC Marketing for parts specied with wider operating temperature ranges. *The temperature grade is identied by a label on the shipping container.
Consult LTC Marketing for information on non-standard lead based nish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specications, go to: http://www.linear.com/tapeandreel/
Output DC Sink Currents
FAULT.................................................................50mA
Operating Ambient Temperature Range
LTC4312C ................................................ 0°C to 70°C
LTC4312I.............................................. –40°C to 85°C
Storage Temperature Range .................. –65°C to 150°C
Lead Temperature (Soldering, 10 sec)
MSOP .............................................................. 300°C