LTC3331 datasheet(2/34 Pages) LINER

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LTC3331

3331fc

For more information www.linear.com/LTC3331

PIN CONFIGURATION

ABSOLUTE MAXIMUM RATINGS

VIN

Low Impedance Source ..........................–0.3 to 19V*

Current-Fed, ISW = 0A........................................25mA

AC1, AC2.............................................................0 to VIN

BB_IN, VOUT, VIN3, BAT_IN, SCAP, PGVOUT,

CHARGE, SHIP................................................–0.3 to 6V

BAT_OUT ....–0.3V to [Lesser of (BAT_IN + 0.3V) or 6V]

VIN2....................–0.3V to [Lesser of (VIN + 0.3V)] or 6V

CAP......................[Higher of –0.3V or (VIN – 6V)] to VIN

BAL ............................................–0.3V to (SCAP + 0.3V)

OUT[2:0].......... –0.3V to [Lesser of (VIN3 + 0.3V) or 6V]

IPK[2:0] ........... –0.3V to [Lesser of (VIN3 + 0.3V) or 6V]

EH_ON ............. –0.3V to [Lesser of (VIN3 + 0.3V) or 6V]

FLOAT[1:0] ...–0.3V to [Lesser of (BB_IN + 0.3V) or 6V]

LBSEL ...........–0.3V to [Lesser of (BB_IN + 0.3V) or 6V]

UV[3:0] ............ –0.3V to [Lesser of (VIN2 + 0.3V) or 6V]

IAC1, IAC2..............................................................±50mA

ISWA, ISWB, IVOUT..................................................350mA

ISW.......................................................................500mA

Operating Junction Temperature Range

(Notes 2, 3)............................................ –40°C to 125°C

Storage Temperature Range .................. –65°C to 150°C

*VIN has an internal 20V clamp

(Note 1)

GND

31 30 29 28 27 26 25

9 10 11 12

TOP VIEW

UH PACKAGE

32-LEAD (5mm

× 5mm) PLASTIC QFN

13 14 15 16

BAL

SCAP

VIN2

UV3

UV2

UV1

UV0

AC1

FLOAT0

FLOAT1

LBSEL

BAT_IN

BAT_OUT

IPK2

IPK1

IPK0

TJMAX = 125°C, θJA = 44°C/W

EXPOSED PAD (PIN 33) IS GND, MUST BE SOLDERED TO PCB

ORDER INFORMATION

LEAD FREE FINISH

TAPE AND REEL

PART MARKING*

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LTC3331EUH#PBF

LTC3331EUH#TRPBF

3331

32-Lead (5mm × 5mm) Plastic QFN

–40°C to 85°C

LTC3331IUH#PBF

LTC3331IUH#TRPBF

3331

32-Lead (5mm × 5mm) Plastic QFN

–40°C to 125°C

Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.

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/

LTC3331 Datasheet(PDF) 2 Page - Linear Technology

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