BCP51_BCX51_BC51PA

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Product data sheet

Rev. 9 — 13 October 2011

10 of 22

NXP Semiconductors

BCP51; BCX51; BC51PA

45 V, 1 A PNP medium power transistors

FR4 PCB, single-sided copper, standard footprint

Fig 10. Transient thermal impedance from junction to ambient as a function of pulse duration for SOT1061;

typical values

Fig 11. Transient thermal impedance from junction to ambient as a function of pulse duration for SOT1061;

typical values

006aac683

10

1

(K/W)

10

1

0

duty cycle = 1

0.01

0.05

0.1

0.2

0.33

0.5

0.75

0.02

0.25

006aac684

10

1

(K/W)

10

1

0

duty cycle = 1

0.01

0.05

0.1

0.2

0.33

0.5

0.75

0.02

0.25