Diodes SBR20A60CTQ - Manual (Page 4)

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SBR20A60CTBQ
Document number: DS36363 Rev. 1 - 2
4 of 5
www.diodes.com
July 2013
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SBR20A60CTQ
t1, PULSE DURATION TIMES (sec)
Figure 8 Transient Thermal Resistance
0.001
0.01
0.1
r(
t)
,
T
R
ANS
IEN
T
T
H
E
R
MA
L
R
ES
IS
T
AN
C
E
1
D = 0.7
D = 0.9
D = 0.5
D = 0.3
D = 0.1
D = 0.05
D = 0.02
D = 0.01
D = 0.005
Single Pulse
0.01 0.1 1 10 100 1000 10000
R (t) = r(t) * R
R = 50°C/W
Duty Cycle, D = t1/ t2
 

JA JA
JA
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.
TO263
Dim Min Max
A 4.07 4.82
A1 0.00 0.25
b 0.51 0.99
b2 1.15 1.77
c 0.356 0.73
c2 1.143 1.65
D 8.39 9.65
D1 6.55 
E 9.66 10.66
E1 6.23 
e 2.54 Typ
H 14.61 15.87
L 1.78 2.79
L1  1.67
L2  1.77
a 0° 8°
All Dimensions in mm
Dimensions Value (in mm)
C 5.08
X 1.10
X1 10.41
Y 3.50
Y1 7.01
Y2 15.99
X1
Y
Y2
C
X
Y1
E
D
b2
b
e
c2
A
H
See Detail B
7°±1°
c
E1 D1
A1
Gauge Plane
L
L3
a
Detail B
Seating
Plane
L2
L1
1 2 K