W83310DS-A WINBOND [Winbond], W83310DS-A Datasheet - Page 14

• Manufacturer Part Number: W83310DS-A
• Description: Bus Termination Regulator
• Manufacturer: WINBOND [Winbond]

10. THERMAL PERFORMANCE
11. ORDERING INFORMATION
12. HOW TO READ THE TOP MARKING
nected to the bottom layer by vias. The Θja of the W83310DS mounted on this demo board is ab-
PACKAGE
PSOP-8
out 39
as: P
An area of 190mil*150mil on the top layer is use as a thermal pad for W83310DS and this is con-
Left line: Winbond logo
1
st
PART NUMBER
& 2
W83310DG-A
W83310DS-A
D(max)
3rd line: Tracking code 318 G A
318: packages assembled in Year 03’, week 18
G: assembly house ID; O means OSE, G means GR, etc.
A: the IC version
o
C /W.Assuming the T
nd
line: W83310DS-A/W83310DG-A – the part number
=(160-25)/39=3.46W
POWER
3.05
(W)
W83
310DS-A
249GA
TEST ON FOUR-LAYER (2S2P) JEDEC TEST BOARD
PACKAGE
A
=25
100
o
C and T
PACKAGE TYPE
Power SOP-8
Power SOP-8
145
DIE
J
COMPONENT TEMP. (
=160
- 11 -
W83310DS-A/W83310DG-A
o
C,the maximum power dissipation is calculated
DOWNSET
79
Publication Date: January 17, 2006
O
C)
LEAD
78
PRODUCTION FLOW
W83
310DG-A
249GA
AMBIENT
25
Revision 0.5
(
O
Θ JC
14.7
C /W)