BUK7909-75AIE Datasheet, PDF (5/13 Pages) NXP Semiconductors – N-channel TrenchPLUS standard level FET

NXP Semiconductors
5. Thermal characteristics
Table 5.
Symbol
R_th(j-a)
R_th(j-mb)
Thermal characteristics
Parameter
Conditions
thermal resistance from vertical in still air
junction to ambient
thermal resistance from see Figure 4
junction to mounting base
BUK7909-75AIE
N-channel TrenchPLUS standard level FET
Min Typ Max Unit
-
60
-
K/W
-
-
0.55 K/W
1
Z _th(j-mb)
(K/W)
δ = 0.5
10-1
10-2
0.2
0.1
0.05
0.02
single shot
10-3
10-6
10-5
10-4
10-3
10-2
03ni64
P
δ
=
tp
T
10-1
tp
t
T
1
t_p(s) ¹⁰
Fig 4. Transient thermal impedance from junction to mounting base as a function of pulse duration
BUK7909-75AIE_2
Product data sheet
Rev. 02 — 17 February 2009
© NXP B.V. 2009. All rights reserved.
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