FDS8958A
Typical Characteristics: Q2 (P-Channel)
r(t), NORMALIZED EFFECTIVE
TRANSIENT THERMAL RESISTANCE
1
D = 0.5
0.2
0.1
0.1
0.05
0.02
0.01
SINGLE PULSE
R
θJA
(t) = r(t) * R
θA
R
θJ
A
= 135 °C/W
P(pk)
P(pk)
t
1
t
t
2
t
2
0.01
T
J
- T
A
= P * R
θJ
A
(t)
Duty Cycle, D = t
1
/ t
2
0.001
0.0001
0.001
0.01
0.1
t
1
, TIME (sec)
1
10
100
1000
Figure 23. Transient Thermal Response Curve.
Thermal characterization performed using the conditions described in Note 1c.
Transient thermal response will change depending on the circuit board design.
FDS8958A Rev F3 (W)