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Vishay SD553C..S50L Series Manual de usuario Pagina 3

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Document Number: 93177 For technical questions, contact: ind-modules@vishay.com
www.vishay.com
Revision: 14-May-08 3
SD553C..S50L Series
Fast Recovery Diodes
(Hockey PUK Version), 560 A
Vishay High Power Products
Note
• The table above shows the increment of thermal resistance R
thJ-hs
when devices operate at different conduction angles than DC
Fig. 1 - Current Ratings Characteristics
Fig. 2 - Current Ratings Characteristics
Fig. 3 - Current Ratings Characteristics
Fig. 4 - Current Ratings Characteristics
ΔR
thJ-hs
CONDUCTION
CONDUCTION ANGLE
SINUSOIDAL CONDUCTION RECTANGULAR CONDUCTION
TEST CONDITIONS UNITS
SINGLE SIDE DOUBLE SIDE SINGLE SIDE DOUBLE SIDE
180° 0.009 0.009 0.006 0.006
T
J
= T
J
maximum K/W
120° 0.011 0.011 0.011 0.011
90° 0.014 0.014 0.015 0.015
60° 0.020 0.020 0.021 0.021
30° 0.036 0.036 0.036 0.036
30
40
50
60
70
80
90
100
110
120
130
0100200300400
30°
60°
90°
120°
180°
Average Forward Current (A)
Maxim um Allowable Heatsink Temperature (°C)
Cond uction Angle
SD 553C ..S50 L Se ries
(Sin gle Side C ooled)
R (D C ) = 0.073 K/W
th J-hs
10
20
30
40
50
60
70
80
90
100
110
120
130
0 1 00 200 30 0 40 0 500 600
30°
60°
90°
180° DC
120°
Average Forward Current (A)
Maxim um Allowable Heatsink Temperature (°C)
Conduction Period
SD 553C ..S50L Series
(Single Side C oole d)
R (D C) = 0.0 73 K/W
thJ-hs
20
30
40
50
60
70
80
90
100
110
120
130
0 100 200 300 400 500 600 700 800
30°
60°
90°
120°
180°
Average Forward Current (A)
Maximum Allowable Heatsink Temperature ( °C)
Conduction Angle
SD553C ..S50L Series
(D ouble Side Co oled )
R (DC ) = 0.031 K/W
thJ-hs
10
20
30
40
50
60
70
80
90
100
110
120
130
0 200 400 6 00 800 1000 1200
30°
60°
90°
180°
DC
120°
Average Forw ard Current (A)
Maximum Allowable Heatsink Temperature (°C)
Conduction Period
SD553C..S50L Series
(Double Side Cooled)
R (D C) = 0.031 K/W
thJ-h s
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