CRD42L52(2006) 查看數據表（PDF） - Cirrus Logic
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CRD42L52 Datasheet PDF : 82 Pages
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12.PACKAGE DIMENSIONS
CS42L52
40L QFN (6 X 6 mm BODY) PACKAGE DRAWING
D
2.00REF
b
e
PIN#1CORNER
PIN#1IDENTIFIER
∅0.50±0.10
LASERMARKING
E
E2
A1
L
D2
A
INCHES
DIM
MIN
NOM
MAX
A
--
--
0.0394
A1
0.0000
--
0.0020
b
0.0071
0.0091
0.0110
D
0.2362 BSC
D2
0.1594
0.1614
0.1634
E
0.2362 BSC
E2
0.1594
0.1614
0.1634
e
0.0197 BSC
L
0.0118
0.0157
0.0197
MIN
--
0.00
0.18
4.05
4.05
0.30
MILLIMETERS
NOM
--
--
0.23
6.00 BSC
4.10
6.00 BSC
4.10
0.50 BSC
0.40
MAX
1.00
0.05
0.28
4.15
4.15
0.50
NOTE
1
1
1,2
1
1
1
1
1
1
JEDEC #: MO-220
Controlling Dimension is Millimeters.
1. Dimensioning and tolerance per ASME Y 14.5M-1995.
2. Dimensioning lead width applies to the plated terminal and is measured between 0.20 mm and 0.25 mm
from the terminal tip.
THERMAL CHARACTERISTICS
Parameter
Junction to Ambient Thermal Impedance
Symbol Min Typ Max Units
2 Layer Board
θJA
4 Layer Board
-
44
-
19
-
°C/Watt
-
DS680A1
81
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