BUK754R0-55B Datasheet, PDF (4/14 Pages) NXP Semiconductors – N-channel TrenchMOS standard level FET

NXP Semiconductors
BUK754R0-55B; BUK764R0-55B
N-channel TrenchMOS standard level FET
5. Thermal characteristics
Table 4.
Symbol
R_th(j-mb)
R_th(j-a)
Thermal characteristics
Parameter
Conditions
thermal resistance from junction to
mounting base
thermal resistance from junction to ambient
SOT78A (TO-220AB)
vertical in free air
SOT404 (D2PAK)
mounted on a printed-circuit board;
minimum footprint
Min Typ Max Unit
-
-
0.5 K/W
-
60 -
K/W
-
50 -
K/W
1
Z_{th(j-mb) δ = 0.5}
(K/W)
10^{-1 0.2}
0.1
0.05
10^-2 _0.02
03ng56
P
δ=
t_p
T
single shot
t_p
t
T
10^-3
10^-6
10^-5
10^-4
10^-3
10^-2
10^-1
1
t_p (s)
Fig 4. Transient thermal impedance from junction to mounting base as a function of pulse duration
BUK75_764R0-55B_4
Product data sheet
Rev. 04 — 4 October 2007
© NXP B.V. 2007. All rights reserved.
4 of 14