buk9540-100a NXP Semiconductors, buk9540-100a Datasheet - Page 4

• Manufacturer Part Number: buk9540-100a
• Description: Buk95/9640-100a Trenchmos Tm Logic Level Fet
• Manufacturer: NXP Semiconductors

Philips Semiconductors
7. Thermal characteristics
Table 4:
9397 750 09162
Product data
Symbol Parameter
R
R
Fig 4. Transient thermal impedance from junction to mounting base as a function of pulse duration.
th(j-mb)
th(j-a)
thermal resistance from junction to
mounting base
thermal resistance from junction to ambient vertical in still air; SOT78 package
Z th(j-mb)
Thermal characteristics
(K/W)
10 -1
10 -2
10 -3
1
10 -6
7.1 Transient thermal impedance
0.2
0.1
0.05
0.02
Single Shot
= 0.5
10 -5
10 -4
Rev. 03 — 08 February 2002
Conditions
Figure 4
mounted on a printed circuit board;
minimum footprint; SOT404 package
10 -3
10 -2
BUK95/9640-100A
TrenchMOS™ logic level FET
© Koninklijke Philips Electronics N.V. 2002. All rights reserved.
10 -1
P
t p
T
t p (s)
Min Typ Max Unit
=
03nh73
t p
T
t
60
50
1
0.95 K/W
K/W
K/W
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