LTC4312

2

4312f

ABSOLUTE MAXIMUM RATINGS

Supply Voltage

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

FAULT

ENABLE1

ENABLE2

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

EXPOSED PAD (PIN #15) PCB CONNECTION TO GND IS OPTIONAL

1

2

3

4

5

6

7

8

DISCEN

SCLOUT1

SDAOUT1

SDAIN

SCLIN

SCLOUT2

SDAOUT2

16

15

14

13

12

11

10

9

ACC

GND

NC

NC

FAULT

ENABLE1

ENABLE2

TOP VIEW

MS PACKAGE

16-LEAD PLASTIC MSOP

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 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.

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