LTM8045 datasheet(3/54 Pages) AD

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LTM4655

Rev. 0

For more information www.analog.com

PIN CONFIGURATION

ABSOLUTE MAXIMUM RATINGS

Channel 1 Terminal Voltages (All Channel 1 Terminal

Voltages Relative to VOUT1– Unless Otherwise Indicated)

VIN1, VD1, SVIN1, SVINF1, SW1.................... –0.3V to 42V

GND, EXTVCC1, VOUT1+, VOSNS1+,

ISET1a , ISET1b ..................................... –0.3V to 28V

INTVCC1, PGDFB1, VINREG1, COMP1a,

IMON1a, IMON1b..................................... –0.3V to 4V

fSET1.................................................... –0.3V to INTVCC1

RUN1 ...................................GND–0.3V to VOUT1– + 32V

PGOOD1, CLKIN1 (Relative to GND)............. –0.3V to 6V

Channel 2 Terminal Voltages (All Channel 2 Terminal

Voltages Relative to VOUT2– Unless Otherwise Indicated)

VIN2, VD2, SVIN2, SVINF2, SW2 ................... –0.3V to 42V

GND, EXTVCC2, VOUT2+, VOSNS2+,

ISET2a, ISET2b...................................... –0.3V to 28V

INTVCC2, PGDFB2, VINREG2, COMP2a,

IMON2a, IMON2b .................................... –0.3V to 4V

fSET2.................................................... –0.3V to INTVCC2

RUN2 ...................................GND–0.3V to VOUT2– + 32V

PGOOD2, CLKIN2 (Relative to GND) ............ –0.3V to 6V

LDO and Clock Generator Voltages (All LDO and Clock

Generator Terminal Voltages Relative to GND Unless

Otherwise Indicated)

LDOIN......................................................... –0.3V to 42V

CLKSET, MOD ...........................–0.3V to LDOOUT + 0.3V

Terminal Currents

INTVCCn Peak Output Current (Note 10) ................30mA

TEMP+......................................................–1mA to 10mA

TEMP– .....................................................–10mA to 1mA

Temperatures Internal Operating Temperature

Range (Note 2 and Note 9)

E- and I-Grade ................................... –40°C to 125°C

MP-Grade .......................................... –55°C to 125°C

Storage Temperature Range .................. –55°C to 125°C

Peak Package Body Temperature During Reflow .. 245°C

(Note 1 and Note 5)

BGA PACKAGE

144-LEAD (16mm × 16mm × 5.01mm)

TJ(MAX) = 125°C; θJA = 11.9°C/W;

θJCtop = 10°C/W; θJCbot = 2.6°C/W;

WEIGHT = 3.3 GRAMS

TOP VIEW

VIN1

GND

VD1

CLKIN1 CLKOUT1

IMON1b IMON1a SVIN1

PGOOD1

COMP1b COMP1a fSET1 SVOUT1–

ISET1b ISET1a EXTVCC1 RUN1

PGDFB1 VINREG1

VIN2

VD2

VOUT1+

VOUT2+

VOSNS1+ SVOUT1–

VOUT1–

SW1

VOUT1–

TEMP+ TEMP–

VOUT1–

VOSNS2+SVOUT2–

SW2

VOSNS1+ SVOUT1– INTVCC1

GND

CLKIN2 CLKOUT2

IMON2b IMON2a SVIN2

PGOOD2

COMP2b COMP2a fSET2 SVOUT2–

ISET2b ISET2a EXTVCC2 RUN2

PGDFB2 VINREG2

VOUT2–

VOSNS2+ SVOUT2– INTVCC2

VOUT1–

VOUT2–

SVINF1 LDOIN

SVINF2 CLKOUT2

GND

MOD

CLKSET

LDOOUT

VOUT2–

NOTES:

1) θ VALUES ARE DETERMINED BY SIMULATION PER JESD51 CONDITIONS.

2) θJA VALUE IS OBTAINED WITH DEMO BOARD.

3) REFER TO APPLICATION INFORMATION SECTION FOR LAB MEASUREMENT

AND DERATING INFORMATION.

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