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AC817-40Q

NPN, 45V, 0.5A, SOT23

Datasheet

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Description

This Bipolar Junction Transistor (BJT) is designed to meet the stringent requirements of automotive applications.

Feature(s)

BV_CEO> 45V
I_C = 0.5A Continuous Collector Current
I_CM = 1A Peak Pulse Current
Complementary PNP Types: BC807-16
Ideally Suited for Automatic Insertion
Epitaxial Planar Die Construction
For Switching and AF Amplifier Applications
Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. "Green" Device (Note 3)
The AC817-40Q is suitable for automotive applications requiring specific change control; this part is AEC-Q101 qualified, PPAP capable, and manufactured in IATF 16949 certified facilities. https://www.diodes.com/quality/product-definitions/

Specifications & Technical Documents

Product Parameters

Compliance (Only Automotive Supports PPAP)	Automotive
Category	Small Signal Transistor
Polarity	NPN
RCE(sat) (mΩ)	-
VCEO, VCES (V)	45
IC (A)	0.5
ICM (A)	1
PD (W)	0.3
hFE (Min)	250
hFE (@ IC) (A)	0.1
h_FE(Min 2)	170
hFE (@ IC2) (A)	0.3
VCE(sat) Max (mV)	700
V_CE(SAT) (@ IC/IB) (A/mA)	0.5/50
VCE(sat) (Max.2) (mV)	-
VCE(sat) (@ IC/IB2) (A/mA)	-
fT (MHz)	100

Technical Documents

Recommended Soldering Techniques

TN1.pdf

RoHS CofC

RoHSFile

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