NXP Semiconductors
PBSS5140T
40 V, 1 A PNP low VCEsat BISS transistor
103
Zth(j-a)
(K/W)
102
10
duty cycle =
1
0.75
0.5
0.33
0.2
0.1
0.05
0.02
0.01
0
1
006aab309
10−1
10−5
10−4
10−3
10−2
10−1
1
10
102
103
tp (s)
FR4 PCB, standard footprint
Fig 2. Transient thermal impedance from junction to ambient as a function of pulse duration; typical values
103
Zth(j-a)
(K/W)
102
10
duty cycle =
1
0.75
0.5
0.33
0.2
0.1
0.05
0.02
0.01 0
006aab310
1
10−1
10−5
10−4
10−3
10−2
10−1
1
10
102
103
tp (s)
FR4 PCB, mounting pad for collector 1 cm2
Fig 3. Transient thermal impedance from junction to ambient as a function of pulse duration; typical values
PBSS5140T_4
Product data sheet
Rev. 04 — 29 July 2008
© NXP B.V. 2008. All rights reserved.
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