Manual

36 DS566F1
CS4351
9. PACKAGE DIMENSIONS
Notes:
1. “D” and “E1” are reference datums and do not included mold flash or protrusions, but do include mold mis-
match and are measured at the parting line, mold flash or protrusions shall not exceed 0.20 mm per side.
2. Dimension “b” does not include dambar protrusion/intrusion. Allowable dambar protrusion shall be 0.13 mm
total in excess of “b” dimension at maximum material condition. Dambar intrusion shall not reduce dimen-
sion “b” by more than 0.07 mm at least material condition.
3. These dimensions apply to the flat section of the lead between 0.10 and 0.25 mm from lead tips.
INCHES MILLIMETERS
NOTE
DIM MIN NOM MAX MIN NOM MAX
A -- -- 0.043 -- -- 1.10
A1 0.002 0.004 0.006 0.05 -- 0.15
A2 0.03346 0.0354 0.037 0.85 0.90 0.95
b 0.00748 0.0096 0.012 0.19 0.245 0.30 2,3
D 0.252 0.256 0.259 6.40 6.50 6.60 1
E 0.248 0.2519 0.256 6.30 6.40 6.50
E1 0.169 0.1732 0.177 4.30 4.40 4.50 1
e -- -- 0.026 -- -- 0.65
L 0.020 0.024 0.028 0.50 0.60 0.70
µ
0° 4° 8° 0° 4° 8°
JEDEC #: MO-153
Controlling Dimension is Millimeters.
Parameters Symbol Min Typ Max Units
Package Thermal Resistance 20L TSSOP θ
JA
-72-°C/Watt
20L TSSOP (4.4 mm BODY) PACKAGE DRAWING
E
N
1
23
e
b
2
A1
A2
A
D
SEATING
PLANE
E1
1
L
SIDE VIEW
END VIEW
TOP VIEW
∝