LTC3813IG datasheet(2/32 Pages) LINER

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LTC3813

3813fb

Supply Voltages

INTVCC, DRVCC....................................... –0.3V to 14V

(DRVCC - BGRTN), (BOOST - SW).......... –0.3V to 14V

BOOST ................................................. –0.3V to 114V

BGRTN........................................................ –5V to 0V

EXTVCC .................................................. –0.3V to 15V

(NDRV - INTVCC) Voltage ........................... –0.3V to 10V

SW, SENSE+ Voltage ................................... –1V to 100V

IOFF Voltage .............................................. –0.3V to 100V

SS Voltage ................................................... –0.3V to 5V

PGOOD Voltage............................................ –0.3V to 7V

VRNG, VOFF, SYNC, SHDN,

UVIN Voltages........................................ –0.3V to 14V

PLL/LPF, FB Voltages................................. –0.3V to 2.7V

TG, BG, INTVCC, EXTVCC RMS Currents .................50mA

Operating Temperature Range (Note 2)

LTC3813E............................................. –40°C to 85°C

LTC3813I............................................ –40°C to 125°C

Junction Temperature (Notes 3, 7)........................ 125°C

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

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

(Note 1)

The

l denotes speciﬁcations which apply over the full operating

temperature range, otherwise speciﬁcations are at TA = 25°C, INTVCC = DRVCC = VBOOST = VOFF = VRNG = SHDN = UVIN = VEXTVCC =

VNDRV = 10V, VSYNC = VSENSE+ = VSENSE– = VBGRTN = VSW = 0V, unless otherwise speciﬁed.

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

Main Control Loop

INTVCC

INTVCC Supply Voltage

6.35

INTVCC Supply Current

INTVCC Shutdown Current

SHDN > 1.5V, INTVCC = 9.5V (Notes 4, 5)

SHDN = 0V

240

600

μA

IBOOST

BOOST Supply Current

SHDN > 1.5V (Note 5)

SHDN = 0V

270

400

μA

TOP VIEW

G PACKAGE

28-LEAD PLASTIC SSOP

IOFF

VOFF

VRNG

PGOOD

SYNC

ITH

VFB

PLL/LPF

SGND

SHDN

UVIN

BOOST

SENSE+

SENSE–

BGRTN

DRVCC

INTVCC

EXTVCC

NDRV

TJMAX = 125°C, θJA = 100°C/W

PIN CONFIGURATION

LEAD FREE FINISH

TAPE AND REEL

PART MARKING

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LTC3813EG#PBF

LTC3813EG#TRPBF

LTC3813EG

28-Lead Plastic SSOP

–40°C to 85°C

LTC3813IG#PBF

LTC3813IG#TRPBF

LTC3813IG

28-Lead Plastic SSOP

–40°C to 125°C

Consult LTC Marketing for parts speciﬁed with wider operating temperature ranges.

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/

ABSOLUTE MAXIMUM RATINGS

ORDER INFORMATION

ELECTRICAL CHARACTERISTICS

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