NXP Semiconductors
ACTT12X-800CTN
Enhanced, high temperature ACTT power switch
ACTT12X-800CTN All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2015. All rights reserved
Product data sheet 30 July 2015 7 / 14
8. Thermal characteristics
Table 5. Thermal characteristics
Symbol Parameter Conditions Min Typ Max Unit
R
th(j-h)
thermal resistance
from junction to
heatsink
full or half cycle; with heatsink
compound; Fig. 7
- - 4.5 K/W
R
th(j-a)
thermal resistance
from junction to
ambient free air
in free air - 55 - K/W
aaa-014118
10
-1
10
-2
1
10
Z
th(j-h)
(K/W)
10
-3
t
p
(s)
10
-5
1 1010
-1
10
-2
10
-4
10
-3
t
p
P
t
Fig. 7. Transient thermal impedance from junction to heatsink as a function of pulse width
9. Isolation characteristics
Table 6. Isolation characteristics
Symbol Parameter Conditions Min Typ Max Unit
V
isol(RMS)
RMS isolation voltage from all terminals to external heatsink;
sinusoidal waveform; clean and dust
free; 50 Hz ≤ f ≤ 60 Hz; T
h
= 25 °C
- - 2500 V
C
isol
isolation capacitance from main terminal 2 to external
heatsink; f = 1 MHz; T
h
= 25 °C
- 10 - pF