SD203N Datasheet, PDF (6/9 Pages) International Rectifier – FAST RECOVERY DIODES Stud Version

SD203N/R Series
Bulletin I2064 rev. A 09/94
130
SD203N/R Series
R _thJC (DC) = 0.115 K/W
120
110
Conduction Angle
100
90
30°
60°
90°
80
120°
180°
70
0 40 80 120 160 200 240
Average Forward Current (A)
Fig. 1 - Current Ratings Characteristics
350
180°
300
120°
90°
60°
250
30°
200
RMS Limit
150
100
Conduction Angle
50
SD203N/R Series
T_J = 125°C
0
0
50
100
150
200
Average Forward Current (A)
Fig. 3 - Forward Power Loss Characteristics
5000
4500
4000
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
3500
3000
2500
2000
1500 SD203N/R Series
1000
1
10
100
Number Of Equal Amplitude Half Cycle Current Pulses (N)
Fig. 5 - Maximum Non-repetitive Surge Current
6
130
SD203N/R Series
120
R _thJC (DC) = 0.115 K/W
110
Conduction Period
100
90
30°
60°
80
90°
120°
180° DC
70
0 50 100 150 200 250 300 350
Average Forward Current (A)
Fig. 2 - Current Ratings Characteristics
550
500
DC
450
180°
120°
400
90°
350
60°
30°
300
250
200 _{RMS Limit}
150
Conduction Period
100
50
0
0
SD203N/R Series
T_J = 125°C
50 100 150 200 250 300 350
Average Forward Current (A)
Fig. 4 - Forward Power Loss Characteristics
5500
5000
4500
4000
Maximum Non Repetitive Surge Current
Versus Pulse Train Duration.
Initial T_J = 125 °C
No Voltage Reapplied
Rated V_RRMReapplied
3500
3000
2500
2000
1500 ^{SD203N/R Series}
1000
0.01
0.1
1
Pulse Train Duration (s)
Fig. 6 - Maximum Non-repetitive Surge Current
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