LTM4623 datasheet(2/28 Pages) LINER

2 / 28 page

LTM4623

4623fc

For more information www.linear.com/LTM4623

pin conFiguraTion

absoluTe MaxiMuM raTings

VIN, SVIN .................................................... –0.3V to 22V

VOUT.................................................–0.3V to SVIN or 6V

RUN ........................................................... –0.3V to 22V

INTVCC...................................................... –0.3V to 3.6V

PGOOD, MODE, TRACK/SS, FREQ,

PHMODE, CLKIN.................................. –0.3V to INTVCC

Internal Operating Junction Temperature Range

(Notes 2, 5)............................................ –40°C to 125°C

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

Peak Solder Reflow Body Temperature .................260°C

(Note 1)

(See Pin Functions, Pin Configuration Table)

LGA PACKAGE 25-LEAD (6.25mm

× 6.25mm × 1.82mm)

BGA PACKAGE 25-LEAD (6.25mm

× 6.25mm × 2.42mm)

TOP VIEW

CLKIN

SVIN

VIN

VOUT

INTVCC

MODE

GND

SGND

FREQ

PHMODE

TRACK/SS

RUN

CLKOUT

PGOOD

COMP

TJMAX = 125°C, θJCtop = 17°C/W, θJCbottom = 11°C/W,

θJB + θBA = 22°C/W, θJA = 22°C/W,

θJA DERIVED FROM 95mm × 76mm PCB WITH 4 LAYERS

θ VALUES DETERMINED PER JESD51-12, WEIGHT = 0.5g

orDer inForMaTion

PART NUMBER

PAD OR BALL FINISH

PART MARKING*

PACKAGE

TYPE

MSL

RATING

TEMPERATURE RANGE

(Note 2)

DEVICE

FINISH CODE

LTM4623EV#PBF

Au (RoHS)

LTM4623V

LGA

–40°C to 125°C

LTM4623IV#PBF

Au (RoHS)

LTM4623V

LGA

–40°C to 125°C

LTM4623EY#PBF

SAC305 (RoHS)

LTM4623Y

BGA

–40°C to 125°C

LTM4623IY#PBF

SAC305 (RoHS)

LTM4623Y

BGA

–40°C to 125°C

LTM4623IY

SnPb (63/37)

LTM4623Y

BGA

–40°C to 125°C

Consult Marketing for parts specified with wider operating temperature

ranges. *Device temperature grade is indicated by a label on the shipping

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

• Pb-free and Non-Pb-free Part Markings:

www.linear.com/leadfree

• Recommended LGA and BGA PCB Assembly and Manufacturing

Procedures:

www.linear.com/umodule/pcbassembly

• LGA and BGA Package and Tray Drawings:

www.linear.com/packaging

http://www.linear.com/product/LTM4623#orderinfo

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