BQ2947_16 Datasheet, PDF (18/24 Pages) Texas Instruments – Overvoltage Protection for 2-Series to 4-Series Cell Li-Ion Batteries

bq2947
SLUSB15E – SEPTEMBER 2012 – REVISED FEBRUARY 2016
DSG0008B
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EXAMPLE BOARD LAYOUT
WSON - 0.8 mm max height
PLASTIC SMALL OUTLINE - NO LEAD
8X (0.5)
1
(0.9)
( 0.2) VIA
TYP
8
8X (0.25)
SYMM
(0.55)
(1.6)
6X (0.5)
5
4
(R0.05) TYP
SYMM
(1.9)
LAND PATTERN EXAMPLE
SCALE:20X
0.07 MAX
ALL AROUND
0.07 MIN
ALL AROUND
SOLDER MASK
OPENING
METAL
NON SOLDER MASK
DEFINED
(PREFERRED)
METAL UNDER
SOLDER MASK
SOLDER MASK
OPENING
SOLDER MASK
DEFINED
SOLDER MASK DETAILS
4222124/A 06/2015
NOTES: (continued)
4. This package is designed to be soldered to a thermal pad on the board. For more information, see Texas Instruments literature
number SLUA271 (www.ti.com/lit/slua271).
18
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