Diodes DMG4822SSD - Manual (Page 6)

DMG4822SSD
Document number: DS35403 Rev. 2 - 2
6 of 7
www.diodes.com
February 2014
© Diodes Incorporated
DMG4822SSD
NEW PROD
UC
T
Package Outline Dimensions
Please see AP02002 at http://www.diodes.com/datasheets/ap02002.pdf for latest version.
Suggested Pad Layout
Please see AP02001 at http://www.diodes.com/datasheets/ap02001.pdf for the latest version.
0.001
0.01
0.1
1
0.00001 0.0001 0.001 0.01 0.1 1 10 100 1000
t1, PULSE DURATION TIME (sec)
Fig. 12 Transient Thermal Resistance
r(t) @ D=0.9
r(t) @ D=0.7
r(t) @ D=0.5
r(t) @ D=0.3
r(t) @ D=0.1
r(t) @ D=0.05
r(t) @ D=0.02
r(t) @ D=0.01
r(t) @ D=0.005
r(t) @ D=Single Pulse
Rthja(t)=r(t) * Rthja
Rthja=90 C/W
Duty Cycle, D=t1 / t2 r(t),
T
R
ANSI
E
N
T
T
H
E
R
MAL
R
ESI
S
TAN
C
E
SO-8
Dim Min Max
A - 1.75
A1 0.10 0.20
A2 1.30 1.50
A3 0.15 0.25
b 0.3 0.5
D 4.85 4.95
E 5.90 6.10
E1 3.85 3.95
e 1.27 Typ
h - 0.35
L 0.62 0.82
 0  8 
All Dimensions in mm
Dimensions Value (in mm)
X 0.60
Y 1.55
C1 5.4
C2 1.27
Gauge Plane
Seating Plane
Detail ‘A’
Detail ‘A’
E E1
h
L
D
e b
A2
A1
A
45 °
7 °~ 9 °
A3
0.
2
54
X
C1
C2
Y