LTC3618 datasheet(21/24 Pages) LINEAR

Part #	LTC3618

Description	Dual 4MHz, 3A Synchronous Buck Converter for DDR Termination

PDF	24 Pages

Scroll/Zoom	100%

Manufacturer	LINEAR [Linear Integrated Systems]

Direct Link	http://www.linearsystems.com

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21 / 24 page

LTC3618

3618fb

FE Package

24-Lead Plastic TSSOP (4.4mm)

(Reference LTC DWG # 05-08-1771 Rev B)

Exposed Pad Variation AA

FE24 (AA) TSSOP REV B 0910

0.09 – 0.20

(.0035 – .0079)

0 – 8

0.25

REF

RECOMMENDED SOLDER PAD LAYOUT

0.50 – 0.75

(.020 – .030)

4.30 – 4.50*

(.169 – .177)

6 7 8

9 10 11 12

14 13

7.70 – 7.90*

(.303 – .311)

3.25

(.128)

2.74

(.108)

19 18 17 16 15

1.20

(.047)

MAX

0.05 – 0.15

(.002 – .006)

0.65

(.0256)

BSC

0.195 – 0.30

(.0077 – .0118)

TYP

2.74

(.108)

0.45 0.05

0.65 BSC

4.50 0.10

6.60 0.10

1.05 0.10

3.25

(.128)

MILLIMETERS

(INCHES)

*DIMENSIONS DO NOT INCLUDE MOLD FLASH. MOLD FLASH

SHALL NOT EXCEED 0.150mm (.006") PER SIDE

NOTE:

1. CONTROLLING DIMENSION: MILLIMETERS

2. DIMENSIONS ARE IN

3. DRAWING NOT TO SCALE

SEE NOTE 4

4. RECOMMENDED MINIMUM PCB METAL SIZE

FOR EXPOSED PAD ATTACHMENT

6.40

(.252)

BSC

PACKAGE DESCRIPTION

Please refer to http://www.linear.com/designtools/packaging/ for the most recent package drawings.

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