LTC3300-1 Datasheet, PDF (43/44 Pages) Linear Technology – High Effciency Bidirectional Multicell Battery Balancer

PACKAGE DESCRIPTION
Please refer to http://www.linear.com/designtools/packaging/ for the most recent package drawings.
LXE Package
48-Lead Plastic Exposed Pad LQFP (7mm × 7mm)
(Reference LTC DWG # 05-08-1832 Rev B)
7.15 – 7.25
5.50 REF
LTC3300-1
0.50 BSC
0.20 – 0.30
48
37
1
36
C0.30
3.60 ± 0.05
3.60 ± 0.05
12
13
PACKAGE OUTLINE
25
24
5.50 REF
7.15 – 7.25
1.30 MIN
RECOMMENDED SOLDER PAD LAYOUT
APPLY SOLDER MASK TO AREAS THAT ARE NOT SOLDERED
9.00 BSC
7.00 BSC
48
37
37
SEE NOTE: 3
1
36
36
9.00 BSC
7.00 BSC
A
A
3.60 ± 0.10
48
C0.30
1
3.60 ±0.10
12
C0.30 – 0.50
25
25
12
13
24
11° – 13°
R0.08 – 0.20 _{GAUGE PLANE}
0.25
0° – 7°
24
13
BOTTOM OF PACKAGE—EXPOSED PAD (SHADED AREA)
1.60
1.35 – 1.45 MAX
11° – 13°
1.00 REF
0.45 – 0.75
0.09 – 0.20
0.50
BSC
0.17 – 0.27
SIDE VIEW
LXE48 LQFP 0410 REV B
0.05 – 0.15
SECTION A – A
NOTE:
1. DIMENSIONS ARE IN MILLIMETERS
2. DIMENSIONS OF PACKAGE DO NOT INCLUDE MOLD FLASH. MOLD FLASH
SHALL NOT EXCEED 0.25mm ON ANY SIDE, IF PRESENT
3. PIN-1 INDENTIFIER IS A MOLDED INDENTATION, 0.50mm DIAMETER
4. DRAWING IS NOT TO SCALE
33001f
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tion that the interFcoornnmecotiroenionffiotsrmciractuiiotsnaws dweswc.rlibneedahr.ecroeimn w/pilrlondotuicnftr/iLnTgCe3on30ex0is-1ting patent rights.
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