Diodes DMC2990UDJ - Manual (Page 8)

DMC2990UDJ
Document number: DS35481 Rev. 9 - 2
8 of 9
www.diodes.com
March 2013
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DMC2990UDJ
NEW PROD
UC
T
ADVAN
CE I
N
F
O
RM
ATI
O
N
ADVAN
CE I
N
F
O
RM
ATI
O
N
NEW PROD
UC
T
0.001
0.01
0.1
1
0.000001 0.00001 0.0001 0.001 0.01 0.1 1 10 100 1,000
t1, PULSE DURATION TIME (sec)
Fig. 25 Transient Thermal Resistance
D = 0.9
D = 0.7
D = 0.5
D = 0.3
D = 0.1
D = 0.05
D = 0.02
D = 0.01
D = 0.005
D = Single Pulse
R(
t)
, TRANS
IENT THERM
A
L RES
IST
ANCE
R (t) = r(t)*R
R = 356C/W
Duty Cycle, D = t1/t2
 

JA JA
JA
Package Outline Dimensions
Suggested Pad Layout
SOT963
Dim Min Max Typ
A 0.40 0.50 0.45
A1 0 0.05 -
c 0.120 0.180 0.150
D 0.95 1.05 1.00
E 0.95 1.05 1.00
E1 0.75 0.85 0.80
L 0.05 0.15 0.10
b 0.10 0.20 0.15
e 0.35 Typ
e1 0.70 Typ
All Dimensions in mm
Dimensions Value (in mm)
C 0.350
X 0.200
Y 0.200
Y1 1.100
L
c
E
D
e1
e
E1
b (6 places)
A
A1
Y1
Y (6X)
C C
X (6X)