TN2540-800G STMicroelectronics, TN2540-800G Datasheet - Page 4

• Manufacturer Part Number: TN2540-800G
• Description: 25A SCRs
• Manufacturer: STMicroelectronics

TN2540-G
Fig. 7: Non repetitive surge peak on-state current
for a sinusoidal pulse with width tp<10ms, and cor-
responding value of I
Fig. 9: Thermal resistance junction to ambient ver-
sus copper surface under tab (Epoxy printed circuit
board FR4, copper thickness: 35 m).
4/5
I
1000
Rth(j-a) (°C/W)
80
70
60
50
40
30
20
10
TSM
500
200
100
0
0
(A),I²t(A²s)
1
4
I²t
8
12
2
16
S(Cu) (cm²)
2
I
TSM
t.
tp(ms)
20
24
28
5
Tj initial=25°C
32
36
40
10
Fig. 8: On-state characteristics (maximum values).
I (A)
300
100
Fig. 10: Typical reflow soldering heat profile, either
for mounting on FR4 or metal-backed boards.
150
100
250
200
TM
T (°C)
50
10
0
1
0
0
Tj=Tj max.
Epoxy FR4
board
40
Metal-backed
1
245°C
215°C
80
board
Tj=25°C
120 160 200 240 280 320 360
2
V (V)
t (s)
TM
3
Tj max.:
Vto=0.77V
Rt=14m
4
5