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BCP54_15 Datasheet, PDF (8/22 Pages) Guangdong Kexin Industrial Co.,Ltd – NPN Transistors
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NXP Semiconductors
BCP54; BCX54; BC54PA
45 V, 1 A NPN medium power transistors
103
Zth(j-a)
(K/W)
102
10
duty cycle = 1
0.75
0.5
0.33
0.2
0.1
0.05
1
0.02
0
0.01
006aac679
10–1
10–5
10–4
10–3
10–2
10–1
1
10
102
103
tp (s)
Fig 6.
FR4 PCB, mounting pad for collector 6 cm2
Transient thermal impedance from junction to ambient as a function of pulse duration for SOT223;
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
10
006aac680
10–1
10–5
10–4
10–3
10–2
10–1
1
10
102
103
tp (s)
Fig 7.
FR4 PCB, standard footprint
Transient thermal impedance from junction to ambient as a function of pulse duration for SOT89;
typical values
BCP54_BCX54_BC54PA
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 8 — 21 October 2011
© NXP B.V. 2011. All rights reserved.
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