buk9245 NXP Semiconductors, buk9245 Datasheet - Page 4

• Manufacturer Part Number: buk9245
• Description: Buk9245-55a Trenchmos Tm Logic Level Fet
• Manufacturer: NXP Semiconductors

Philips Semiconductors
7. Thermal characteristics
Table 4:
9397 750 08559
Product data
Symbol
R
R
Fig 4. Transient thermal impedance from junction to mounting base as a function of pulse duration.
th(j-a)
th(j-mb)
Z th(j-mb)
Thermal characteristics
Parameter
thermal resistance from junction to ambient
thermal resistance from junction to mounting
base
(K/W)
10 -1
10 -2
10
1
10 -6
0.02
0.05
0.2
0.1
Single Shot
= 0.5
7.1 Transient thermal impedance
10 -5
10 -4
Rev. 01 — 11 October 2001
Conditions
Figure 4
10 -3
10 -2
TrenchMOS™ logic level FET
© Koninklijke Philips Electronics N.V. 2001. All rights reserved.
P
10 -1
BUK9245-55A
t p
T
t p (s)
=
Value
71.4
2.1
03nf99
t p
T
t
1
Unit
K/W
K/W
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