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BC817-40FSWQ

NPN, 45V, 0.5A, DFN1412-3

Datasheet

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Description

The BC817-16FSWQ, BC817-25FSWQ, and BC817-40FSWQ bipolar junction transistors (BJT) are designed to meet the stringent requirements of automotive applications.

Feature(s)

BV_CEO > 45V
I_C = 500mA High Continuous Collector Current
Low-Profile 0.6mm-High Package for Thin Applications
Sidewall Tin Plating for Wettable Flanks in AOI
Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. “Green” Device (Note 3)
The BC817-16FSWQ, BC817-25FSWQ, and BC817-40FSWQ are suitable for automotive applications requiring specific change control; these parts are AEC-Q101 qualified, PPAP capable, and manufactured in IATF16949 certified facilities. https://www.diodes.com/quality/product-definitions/

Application(s)

Switching and amplification

Specifications & Technical Documents

Product Parameters

Compliance (Only Automotive Supports PPAP)	Automotive
Category	Small Signal Transistor
Polarity	NPN
VCEO, VCES (V)	45
IC (A)	0.5
ICM (A)	1
PD (W)	0.5
hFE (Min)	250
hFE (@ IC) (A)	0.1
h_FE(Min 2)	40
hFE (@ IC2) (A)	0.5
VCE(sat) Max (mV)	700
V_CE(SAT) (@ IC/IB) (A/mA)	0.5/50
fT (MHz)	100
Spice Model	BC817-40FSW.spice.txt

Technical Documents

Recommended Soldering Techniques

TN1.pdf

Purchase & Availability

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Product Change Notices (PCNs)

A PCN may only apply to specific orderable part numbers in this datasheet. Please refer to the corresponding PCN to see the exact orderable part number(s) affected.

PCN #	Issue Date	Implementation Date	Subject
PCN-2770	2025-10-30	2025-10-30	Add Fab Site Code, Country of Diffusion (COD) and Assembly Site Origin (ASO) on Product and Shipping Labels for all Diodes Products