LTM4647 datasheet(2/36 Pages) LINER

2 / 36 page

LTM4636

4636f

For more information www.linear.com/LTM4636

absoluTe MaxiMuM raTings

VIN, SW, HZBREG, RUNP ........................... –0.3V to 16V

VOUT.......................................................... –0.3V to 3.5V

PGOOD, RUNC, TMON, PVCC, MODE/PLLIN, PHMODE,

FREQ, TRACK/SS, TEST1, TEST2, VOUTS1–, VOUTS1+,

SNSP1, SNSP2, TEST3, TEST4 .....–0.3V to INTVCC (5V)

VFB, COMPA, COMPB (Note 7).................. –0.3V to 2.7V

PVCC Additional Output Current ................0mA to 50mA

(Note 1)

pin conFiguraTion

TOP VIEW

BGA PACKAGE

144-LEAD (16mm

× 16mm × 7.07mm)

VOUT

GND

VIN

10 11 12

PGOOD

RUNC

SNSP2

SNSP1

COMPB

TEST2

TEST4 (FLOAT PIN)

INTVCC

TEMP–

TEMP+

CLKOUT

SGND

VFB

VOUTS1+

HIZREG

TRACK/SS

COMPA

VOUTS1–

FREQ

PWM

TEST3

MODE/PLLIN

TEST1

TMON

GMON

PHASMD

RUNP

PVCC

TJMAX = 125°C, θJA = 7.5°C/W, θJCbottom = 3°C/W, θJCtop = 15°C/W, θJBA = 12°C/W

θJA = DERIVED FROM 95mm × 76mm PCB WITH 6 LAYERS, WEIGHT = 3.95g

θ VALUES DETERMINED PER JESD51-12

Note:

θJA = (θJCbottom + θJBA)||θJCtop; θJBA is Board to Ambient

TEMP+, TEMP–.......................................... –0.3V to 0.8V

INTVCC Peak Output Current (Note 6)....................20mA

Internal Operating Temperature Range

(Note 2).................................................. –40°C to 125°C

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

Reflow (Peak Body) Temperature.......................... 250°C

orDer inForMaTion http://www.linear.com/product/LTM4636#orderinfo

Note: PWM, CLKOUT, and GMON are outputs only.

PART NUMBER

PAD OR BALL FINISH

PART MARKING*

PACKAGE

TYPE

MSL

RATING

TEMPERATURE RANGE

(SEE NOTE 2)

DEVICE

FINISH CODE

LTM4636EY#PBF

SAC305 (RoHS)

LTM4636

BGA

–40°C to 125°C

LTM4636IY#PBF

–40°C to 125°C

• Device temperature grade is indicated by a label on the shipping

container.

• Pad or ball finish code is per IPC/JEDEC J-STD-609.

• Terminal Finish Part Marking: www.linear.com/leadfree

• This product is not recommended for second side reflow. For more

information, go to www.linear.com/BGA-assy

• Recommended BGA PCB Assembly and Manufacturing Procedures:

www.linear.com/BGA-assy

• BGA Package and Tray Drawings: www.linear.com/packaging

• This product is moisture sensitive. For more information, go to:

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