LTC3829 datasheet(2/40 Pages) LINER

2 / 40 page

LTC3829

3829f

Input Supply Voltage (VIN)......................... 40V to –0.3V

Topside Driver Voltages (BOOSTn) ............ 46V to –0.3V

Switch Voltage (SWn)................................... 40V to –5V

Boosted Driver Voltage (BOOSTn – SWn).... 6V to –0.3V

INTVCC, PGOOD, RUN, EXTVCC .................... 6V to –0.3V

ITEMP, IFAST, VFB Pin Voltages.............. INTVCC to –0.3V

TK/SS, FREQ, DIFFP, DIFFN, DIFFOUT, ISET

AVP, ILIM, MODE, PLLIN Voltages.......... INTVCC to –0.3V

(Note 1)

absoluTe MaxiMuM raTings

13 14 15 16

TOP VIEW

UHF PACKAGE

38-LEAD (5mm 7mm) PLASTIC QFN

17 18 19

38 37 36 35 34 33 32

DIFFN

DIFFP

RUN

AVP

SENSE1+

SENSE1–

SENSE2+

SENSE2–

TK/SS

FREQ

SENSE3+

SENSE3–

SW1

BG1

BG2

SW2

TG2

BOOST2

VIN

INTVCC

EXTVCC

BG3

SW3

TG3

TJMAX = 125°C, θJA = 34°C/W

EXPOSED PAD (PIN 39) IS SGND/PGND, MUST BE SOLDERED TO PCB

TOP VIEW

FE PACKAGE

38-LEAD PLASTIC TSSOP

ITEMP

DIFFOUT

DIFFN

DIFFP

RUN

AVP

SENSE1+

SENSE1–

SENSE2+

SENSE2–

TK/SS

FREQ

SENSE3+

SENSE3–

VFB

ITH

ISET

ILIM

PGOOD

IFAST

MODE

CLKOUT

BOOST1

TG1

SW1

BG1

BG2

SW2

TG2

BOOST2

VIN

INTVCC

EXTVCC

BG3

SW3

TG3

BOOST3

PLLIN

TJMAX = 125°C, θJA = 25°C/W

EXPOSED PAD (PIN 39) IS SGND/PGND, MUST BE SOLDERED TO PCB

pin conFiguraTion

ITH Voltage ............................................ INTVCC to –0.3V

SENSE+n, SENSE–n................................... 5.7V to –0.3V

Operating Junction Temperature Range

(Notes 2, 3)............................................ –45°C to 125°C

Storage Temperature Range................... –65°C to 125°C

Lead Temperature (Soldering, 10 sec) (FE)........... 300°C

LTC3829 Datasheet(PDF) 2 Page - Linear Technology

LTC3829 Datasheet(HTML) 2 Page - Linear Technology

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40

Datasheet Download

Link URL