25TTS International Rectifier Corp., 25TTS Datasheet - Page 4

• Manufacturer Part Number: 25TTS
• Description: Phase Control SCR
• Manufacturer: International Rectifier Corp.

4
Number Of Equal Amplitude Half Cycle Current Pulses (N)
350
300
250
200
150
Fig. 5 - Maximum Non-Repetitive Surge Current
130
120
110
100
25
20
15
10
90
Fig. 3 - On-state Power Loss Characteristics
5
0
0
0
1
Fig. 1 - Current Rating Characteristics
At Any Rated Load Condition And With
RMS Limit
Rated V
25TTS.. Series
Average On-state Current (A)
180°
120°
Average On-state Current (A)
90°
60°
30°
4
30°
5
25TTS.. Series
R
RRM
thJC
60°
8
Applied Following Surge.
(DC) = 1.1 °C/W
90°
10
10
Conduction Angle
120°
Conduction Angle
12
25TTS.. Series
T = 125°C
@ 60 Hz 0.0083 s
@ 50 Hz 0.0100 s
Initial T = 125°C
J
180°
15
16
J
100
20
20
Fig. 6 - Maximum Non-Repetitive Surge Current
130
120
110
100
400
350
300
250
200
150
100
Fig. 4 - On-state Power Loss Characteristics
90
80
35
30
25
20
15
10
5
0
0.01
0
0
Fig. 2 - Current Rating Characteristics
RMS Limit
Of Conduction May Not Be Maintained.
Maximum Non Repetitive Surge Current
25TTS.. Series
180°
120°
DC
90°
60°
30°
5
Average On-state Current (A)
5
Average On-state Current (A)
Versus Pulse Train Duration. Control
30°
Pulse Train Duration (s)
25TTS.. Series
R
60°
10
10
thJC
90°
(DC) = 1.1 °C/W
120°
Rated V
No Voltage Reapplied
0.1
15
15
Conduction Period
180°
Conduction Period
25TTS.. Series
T = 125°C
J
Initial T = 125°C
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20
20
RRM
DC
Reapplied
J
25
25
30
30
1