LTC3890-2 datasheet(2/40 Pages) LINER

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LTC3890-2

38902f

PIN CONFIGURATION

ABSOLUTE MAXIMUM RATINGS

(Note 1)

32 31 30 29 28 27 26 25

10 11 12 13 14 15 16

TOP VIEW

SENSE1–

FREQ

PHASMD

CLKOUT

PLLIN/MODE

SGND

RUN1

RUN2

BOOST1

BG1

VIN

PGND

EXTVCC

INTVCC

BG2

BOOST2

UH PACKAGE

32-LEAD (5mm × 5mm) PLASTIC QFN

SGND

TJMAX = 150°C, θJA = 34°C/W

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

ORDER INFORMATION

LEAD FREE FINISH

TAPE AND REEL

PART MARKING*

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LTC3890EUH-2#PBF

LTC3890EUH-2#TRPBF

38902

32-Lead (5mm × 5mm) Plastic QFN

–40°C to 125°C

LTC3890IUH-2#PBF

LTC3890IUH-2#TRPBF

38902

32-Lead (5mm × 5mm) Plastic QFN

–40°C to 125°C

LTC3890HUH-2#PBF

LTC3890HUH-2#TRPBF

38902

32-Lead (5mm × 5mm) Plastic QFN

–40°C to 150°C

LTC3890MPUH-2#PBF

LTC3890MPUH-2#TRPBF

38902

32-Lead (5mm × 5mm) Plastic QFN

–55°C to 150°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/

Input Supply Voltage (VIN)......................... –0.3V to 65V

Topside Driver Voltages

BOOST1, BOOST2 .................................–0.3V to 71V

Switch Voltage (SW1, SW2) ......................... –5V to 65V

(BOOST1-SW1), (BOOST2-SW2) ................ –0.3V to 6V

RUN1, RUN2 ............................................... –0.3V to 8V

Maximum Current Sourced into Pin from

Source > 8V .....................................................100μA

SENSE1+, SENSE2+, SENSE1–

SENSE2– Voltages ..................................... –0.3V to 28V

PLLIN/MODE, INTVCC Voltage ..................... –0.3V to 6V

FREQ Voltage ........................................ –0.3V to INTVCC

ILIM, PHASMD Voltages .......................–0.3V to INTVCC

EXTVCC ..................................................... –0.3V to 14V

ITH1, ITH2, VFB1, VFB2 Voltages................... –0.3V to 6V

PGOOD1, PGOOD2 Voltages ....................... –0.3V to 6V

TRACK/SS1, TRACK/SS2 Voltages ............. –0.3V to 6V

Operating Junction Temperature Range (Notes 2, 3)

LTC3890E-2, LTC3890I-2................... –40°C to 125°C

LTC3890H-2 ...................................... –40°C to 150°C

LTC3890MP-2.................................... –55°C to 150°C

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

LTC3890-2 数据表(PDF) 2 Page - Linear Technology

LTC3890-2 数据表(HTML) 2 Page - Linear Technology

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