LT3492
PACKAGE DESCRIPTION
FE Package
28-Lead Plastic TSSOP (4.4mm)
(Reference LTC DWG # 05-08-1663)
Exposed Pad Variation EB
4.75
(.187)
9.60 – 9.80*
(.378 – .386)
4.75
(.187)
28 2726 25 24 23 22 21 20 19 18 17 16 15
6.60
0.10
4.50
0.10
2.74
(.108)
EXPOSED
PAD HEAT SINK
SEE NOTE 4
0.45
0.05
ON BOTTOM OF
PACKAGE
2.74
(.108)
6.40
(.252
BSC
0.65 BSC
RECOMMENDED SOLDER PAD LAYOUT
1.05
0.10
1 2 3 4 5 6 7 8 9 10 11 12 13 14
1.20
4.30 – 4.50*
(.169 – .177)
0.25
REF
0 –8
(.047)
MAX
0.65
0.09 – 0.20
0.50 – 0.75
(.0256)
0.05 – 0.15
(.0035 – .0079)
(.020 – .030)
BSC
0.195 – 0.30
(.0077 – .0118)
(.002 – .006)
FE28 (EB) TSSOP 0204
TYP
NOTE:
1. CONTROLLING DIMENSION: MILLIMETERS
2. DIMENSIONS ARE IN MILLIMETERS
(INCHES)
3. DRAWING NOT TO SCALE
4. RECOMMENDED MINIMUM PCB METAL SIZE
FOR EXPOSED PAD ATTACHMENT
*DIMENSIONS DO NOT INCLUDE MOLD FLASH. MOLD FLASH
SHALL NOT EXCEED 0.150mm (.006") PER SIDE
3492fa
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