MAC97A8; MAC97A6
Philips Semiconductors
Logic level triac
7. Thermal characteristics
Table 4: Thermal characteristics
Symbol
Parameter
Conditions
full cycle
Value
60
Unit
K/W
K/W
K/W
Rth(j-lead)
thermal resistance from junction to lead
half cycle
80
Rth(j-a)
thermal resistance from junction to ambient
mounted on a printed circuit board;
lead length = 4 mm; Figure 1
150
7.1 Transient thermal impedance
003aaa029
3
10
Z
th(j-a)
(K/W)
2
10
P
t
10
1
p
t
-5
-4
10
-3
10
-2
-1
10
1
10
10
10
t
(s)
p
.
Fig 1. Transient thermal impedance from junction to ambient as a function of pulse
duration.
9397 750 07917
© Philips Electronics N.V. 2001. All rights reserved.
Product specification
Rev. 01 — 29 March 2001
3 of 12
NXP [ NXP ]
