Cirrus Logic CS42L52 - Manual (Page 80)

80 DS680F2
CS42L52
3/1/13
12.PACKAGE DIMENSIONS
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
INCHES MILLIMETERS NOTE
DIM MIN NOM MAX MIN NOM MAX
A -- -- 0.0394 -- -- 1.00 1
A1 0.0000 -- 0.0020 0.00 -- 0.05 1
b 0.0071 0.0091 0.0110 0.18 0.23 0.28 1 , 2
D 0.2362 BSC 6.00 BSC 1
D2 0.1594 0.1614 0.1634 4.05 4.10 4.15 1
E 0.2362 BSC 6.00 BSC 1
E2 0.1594 0.1614 0.1634 4.05 4.10 4.15 1
e 0.0197 BSC 0.50 BSC 1
L 0.0118 0.0157 0.0197 0.30 0.40 0.50 1
JEDEC #: MO-220
Controlling Dimension is Millimeters.
Parameter Symbol Min Typ Max Units
Junction to Ambient Thermal Impedance 2 Layer Board
4 Layer Board

JA
-
- 44
19 -
- °C/Watt
40L QFN (6 X 6 mm BODY) PACKAGE DRAWING
e b
A
A1
PIN #1
IDENTIFIER
0.500.10
LASER
MARKING
E
2.
00
R
E
F
D2
L
PIN #1 CORNER
2.00 REF
E2
D