BTA26
Discrete Triacs(Isolated)
-
Fig. 1 Maximum power dissipation versus R MS
:
F ig. 2 : R MS on-state current versus case
on-state current (full cycle).
temperature (full cycle).
IT(R MS ) (A)
30
P
(W)
30
25
20
15
10
5
25
20
B TA26
15
10
5
Tc(°C )
IT(R MS ) (A)
10 15
0
0
0
25
50
75
100
125
0
5
20
25
:
F ig.3 R elative variation of thermal impedance
versus pulse duration.
Fig. 4 :
values).
On-state characteristics (maximum
ITM (A)
300
100
K =[Zth/R th]
1E +0
Tj max
Zth(j-c)
1E -1
Zth(j-a)
BTA/BTB24/T25
10
1
Tj=25°C
1E -2
Zth(j-a)
BTA26
Tj max.
Vto 0.8V5
R d 16 Ωm
=
=
VTM (V)
2.5
tp (s )
1E +0
0.5
1.0
1.5
2.0
3.0
3.5
4.0
4.5
1E -3
1E -3
1E -2
1E -1
1E +1
1E +2 5E +2
Fig. 6: Non-repetitive surge peak on-state
current for sinusoidal pulse with width
tp < 10ms, and corresponding value of I²t.
F ig. 5: S urge peak on-state current versus
number of cycles.
a
ITS M (A)
300
ITS M (A),
I²t (A²s )
3000
1000
250
t=20ms
Tj initial=25°C
One cycle
Non repetitive
Tj initial=25°C
200
dI/dt limitation:
50A/µs
150
R epetitive
Tc=75°C
ITS M
100
50
Number of yccles
I²t
0
tp (ms )
1
10
100
1000
100
0.01
0.10
1.00
10.00
P3
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