NGD15N41CLT4, NGB15N41CLT4, NGP15N41CL
10
Duty Cycle = 0.5
0.2
1
0.1
0.05
0.02
0.1 0.01
Single Pulse
0.01
0.00001
0.0001
P(pk)
t1
t2
DUTY CYCLE, D = t1/t2
D CURVES APPLY FOR POWER
PULSE TRAIN SHOWN
READ TIME AT T1
TJ(pk) − TA = P(pk) RθJA(t)
RθJC ≅ R(t) for t ≤ 0.2 s
0.001
0.01
0.1
1
10
t,TIME (S)
Figure 13. Transient Thermal Resistance
(Non−normalized Junction−to−Ambient mounted on
fixture in Figure 14)
100
1000
1.5″
4″
4″
0.125″
4″
Figure 14. Test Fixture for Transient Thermal Curve
(48 square inches of 1/8, thick aluminum)
http://onsemi.com
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