Nexperia
BC817-25QA; BC817-40QA
45 V, 500 mA NPN general-purpose transistors
DDD
=WKMD
.:
GXW\F\FOH
WSV
FR4 PCB, single-sided copper, 1 cm2
Fig 5. Transient thermal impedance from junction to ambient as a function of pulse duration; typical values
DDD
=WKMD
.:
GXW\F\FOH
WSV
FR4 PCB, 4-layer copper, 1 cm2
Fig 6. Transient thermal impedance from junction to ambient as a function of pulse duration; typical values
BC817-25QA_40QA
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 1 — 3 September 2013
© Nexperia B.V. 2017. All rights reserved
6 of 15