SD203N/R Series
Bulletin I2064 rev. A 09/94
Maximum Allowable Case Temperature (°C)
Maximum Allowable Case Temperature (°C)
130
120
110
Conduction Angle
SD203N/R Series
R
thJC
(DC) = 0.115 K/W
130
120
110
Conduction Period
SD203N/R Series
R
thJC
(DC) = 0.115 K/W
100
90
80
70
0
40
80
120
160
200
240
Average Forward Current (A)
Fig. 1 - Current Ratings Characteristics
100
90
80
70
0
50
100
150
200
250
300
350
Average Forward Current (A)
Fig. 2 - Current Ratings Characteristics
30°
60°
90°
120°
180°
30°
60°
90°
120°
180°
DC
Maximum Average Forward Power Loss (W)
300
250
200
150
100
50
0
0
50
180°
120°
90°
60°
30°
RMS Limit
Maximum Average Forward Power Loss (W)
350
550
500
450
400
350
300
250
200 RMS Limit
150
100
50
0
0
50
100
150
200
250
300
350
Average Forward Current (A)
Fig. 4 - Forward Power Loss Characteristics
Conduction Period
DC
180°
120°
90°
60°
30°
Conduction Angle
SD203N/R Series
T
J
= 125°C
100
150
200
SD203N/R Series
T
J
= 125°C
Average Forward Current (A)
Fig. 3 - Forward Power Loss Characteristics
Peak Half Sine Wave Forward Current (A)
4500
4000
3500
3000
2500
2000
1500
1000
1
At Any Rated Load Condition And With
Rated V
RRM
Applied Following Surge.
Initial T
J
= 125°C
@ 60 Hz 0.0083 s
@ 50 Hz 0.0100 s
Peak Half Sine Wave Forward Current (A)
5000
5500
5000
4500
4000
3500
3000
2500
2000
1500
Maximum Non Repetitive Surge Current
Versus Pulse Train Duration.
Initial T
J
= 125 °C
No Voltage Reapplied
Rated V
RRM
Reapplied
SD203N/R Series
SD203N/R Series
0.1
Pulse Train Duration (s)
Fig. 6 - Maximum Non-repetitive Surge Current
10
100
1000
0.01
1
Number Of Equal Amplitude Half Cycle Current Pulses (N)
Fig. 5 - Maximum Non-repetitive Surge Current
6
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