VS-ST180C Series
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Vishay Semiconductors
Revision: 26-Nov-13
4
Document Number: 94396
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Note
• The table above shows the increment of thermal resistance R
thJC
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
R
thJC
CONDUCTION
CONDUCTION ANGLE
SINUSOIDAL
CONDUCTION
RECTANGULAR
CONDUCTION
TEST CONDITIONS UNITS
SINGLE SIDE DOUBLE SIDE SINGLE SIDE DOUBLE SIDE
180° 0.015 0.015 0.011 0.011
T
J
= T
J
maximum K/W
120° 0.018 0.019 0.019 0.019
90° 0.024 0.024 0.026 0.026
60° 0.035 0.035 0.036 0.037
30° 0.060 0.060 0.060 0.061
110
100
50
60
70
80
90
40
130
0
Maximum Allowable
Heatsink Temperature (°C)
Average On-State Current (A)
50
120
100 150 200 250
ST180C..C Series
(Single side cooled)
R
thJ-hs
(DC) = 0.17 K/W
Ø
Conduction angle
60°
30°
90°
120°
180°
0
200
400
Maximum Allowable
Heatsink Temperature (°C)
Average On-State Current (A)
300100
110
100
40
50
60
70
80
90
20
130
120
30
ST180C..C Series
(Single side cooled)
R
thJ-hs
(DC) = 0.17 K/W
30°
60°
90°
120°
180°
Ø
Conduction period
DC
0
Maximum Allowable
Heatsink Temperature (°C)
Average On-State Current (A)
50
100 150 200 250 300 350 400 450
Ø
Conduction angle
60°
30°
90°
120°
180°
ST180C..C Series
(Double side cooled)
R
thJ-hs
(DC) = 0.17 K/W
110
100
40
50
60
70
80
90
20
130
120
30
0
200
400 500 600 700
Maximum Allowable
Heatsink Temperature (°C)
Average On-State Current (A)
300100
110
100
40
50
60
70
80
90
20
130
120
30
ST180C..C Series
(Double side cooled)
R
thJ-hs
(DC) = 0.08 K/W
30°
60°
90°
120°
180°
Ø
Conduction period
DC
