NXP Semiconductors
MAC97A8
4Q Triac
8. Thermal characteristics
Table 5.
Symbol
Thermal characteristics
Parameter
Conditions
full cycle; Fig. 6
half cycle
Min
Typ
Max
60
80
-
Unit
K/W
K/W
K/W
Rth(j-lead)
thermal resistance
-
-
-
-
from junction to lead
-
Rth(j-a)
thermal resistance
from junction to
ambient
printed circuit board mounted: lead
length = 4 mm
150
003aaa029
3
10
Z
th(j-a)
(K/W)
2
10
10
P
t
t
p
1
-5
10
-4
-3
-2
-1
10
10
10
10
1
10
t
p
(s)
Fig. 6. Transient thermal impedance from junction to ambient as a function of pulse width
MAC97A8
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Product data sheet
7 November 2013
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