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Document Number: 94384
4 Revision: 27-May-08
25TTS...FPPbF High Voltage Series
Vishay High Power Products
Phase Control SCR
TO-220AB FULL-PAK, 25 A
Fig. 1 - Current Rating Characteristics
Fig. 2 - Current Rating Characteristics
Fig. 3 - On-State Power Loss Characteristics
Fig. 4 - On-State Power Loss Characteristics
Fig. 5 - Maximum Non-Repetitive Surge Current
Fig. 6 - Maximum Non-Repetitive Surge Current
70
80
90
100
110
120
130
0 5 10 15 20
30°
60°
90°
120°
180°
Maximum Allowable Case Temperature (°C)
Conduction Angle
Average On-state Current (A)
25TTS.. Se ries
R (DC) = 1.5 °C/ W
thJC
70
80
90
100
110
120
130
0 5 10 15 20 25 30
DC
30°
60°
90°
120°
180°
Maximum Allowable Case Temperature (°C)
Conduction Period
Average On-state Current (A)
25TTS.. Se ries
R (DC) = 1.5 °C/ W
thJC
0
5
10
15
20
25
0 4 8 12 16 20
RM S Li m i t
Conduction Angle
Maximum Average On-sta te Power Loss (W)
Average On-state Current (A)
180°
120°
90°
60°
30°
25TTS. . Se r i e s
T = 125°C
J
0
5
10
15
20
25
30
35
0 5 10 15 20 25 30
DC
180°
120°
90°
60°
30°
RM S Li m it
Conduction Period
Maximum Averag e On-state Power Loss (W)
Average On-sta te Current (A)
2 5 TTS. . Se r i e s
T = 125°C
J
150
200
250
300
350
110100
Number Of Equal Amplitude Half Cycle Current Pulses (N)
Pe a k Ha lf S
ine Wave On-sta te Current (A)
Initia l T = 125°C
@ 6 0 H z 0 . 0 0 8 3 s
@ 5 0 H z 0 . 0 1 0 0 s
J
25TTS. . Se r i e s
At Any Rated Load Condition And With
Rated V Applied Following Surge.
RRM
100
150
200
250
300
350
400
0.01 0.1 1
Pe a k Ha lf S
ine Wave On-state Current (A)
Pul se Tr a i n D u ra t i o n ( s)
Ma ximum Non Rep e titive Surge Current
Versus Pulse Train Duration. Control
Of Conduction May Not Be Mainta ined.
Initia l T = 125°C
No Voltage Reapplied
Ra ted V Reapp lied
RRM
J
25TTS.. Se rie s
