
Physical Dimensions
(millimeters)
48 Lead LQFP Package
Order Number LM98503CCVV
NS Package Number VBH48A
LIFE SUPPORT POLICY
NATIONAL'S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE
SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE
PRESIDENT OF NATIONAL SEMICONDUCTOR CORPORATION. As used herein:
1. Life support devices or systems are devices or systems
which, (a) are intended for surgical implant into the body, or (b)
support or sustain life, and whose failure to perform, when
properly used in accordance with instructions for use provided in
the labeling, can be reasonably expected to result in a
significant injury to the user.
2. A critical component as any component in a life support
device or system whose failure to perform can be reasonably
expected to cause the failure of the life support device or
system, or to affect its safety or effectiveness.
National does not assume any responsibility for any circuitry described, no circuit patent licenses are implied and National reserves the right at any time without notice to change
said circuitry and specifications
L
VBH48A
NOTES: UNLESS OTHERWISE SPECIFIED
1. STANDARD LEAD FINISH:
7.62 MICROMETERS MINIMUM SOLDER PLATING (85/15)
THICKNESS ON ALLOY 42 / COPPER.
2. DIMENSION DOES NOT INCLUDE MOLD PROTRUSION.
MAXIMUM ALLOWABLE MOLD PROTRUSION 0.25mm PER SIDE.
3. DIMENSION DOES NOT INCLUDE DAMBAR PROTRUSION.
ALLOWABLE PROTRUSION SHALL BE 0.15mm.
4. REFERENCE JEDEC REGISTRATION MO-136, VARIATION BE.
DATED 4/93.
DIMENSIONS ARE IN MILLIMETERS
DETAIL A
TYPICAL
9.00 ±0.25 TYP
PIN #1 IDENT
36
25
37
48
24
13
1
12
0.2 - 0.05 TYP
NOTE 3
0.8 TYP
OPTIONAL:
SHARP CORNERS
EXCEPT PIN 1 IDENT
CORNER
7.0 ±0.1
NOTE 2
SEE DETAIL A
0.125 TYP
1.40 ±0.05
12
o
TOP & BOTTOM
0
o
MIN
0
o
- 7
o
SEATING PLANE
R0.08 - 0.20
R 0.08 MIN
0.05 - 0.10 MIN
0.08
1.6 MAX
0.25
GAGE PLANE
0.20 MIN
(1.0)
0.60 ± 0.15
N
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