BCX41Q

Document number: DS39808 Rev. 1 - 2

1 of 7

www.diodes.com

October 2017

© Diodes Incorporated

BCX41Q

125V NPN MEDIUM POWER TRANSISTOR IN SOT23

Description

This Bipolar Junction Transistor (BJT) is designed to meet the

stringent requirements of automotive applications.

Features



BVCEO > 125V



IC = 800mA High Continuous Collector Current



Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)



Halogen and Antimony Free. “Green” Device (Note 3)



Qualified to AEC-Q101 Standards for High Reliability



PPAP Capable (Note 4)

Mechanical Data



Case: SOT23



Case Material: Molded Plastic, “Green” Molding Compound. UL

Flammability Classification Rating 94V-0



Moisture Sensitivity: Level 1 per J-STD-020



Terminals: Finish

– Matte Tin Plated Leads, Solderable per

MIL-STD-202, Method 208



Weight 0.008 grams (Approximate)

Ordering Information (Note 5)

Part Number

Compliance

Marking

Reel Size (inches)

Tape Width (mm)

Quantity Per Reel

BCX41QTA

Automotive

EK

7

8

3,000

Notes:

1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant.

2. See http://www.diodes.com/quality/lead_free.html

for more information about Diodes Incorporated’s definitions of Halogen- and Antimony-free, "Green"

and Lead-free.

3. Halogen- and Antimony-

free "Green” products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl) and

<1000ppm antimony compounds.

4. Automotive products are AEC-Q101 qualified and are PPAP capable. Refer to https://www.diodes.com/quality/product-compliance-definitions/.

5. For packaging details, go to our website at https://www.diodes.com/design/support/packaging/diodes-packaging/.

Marking Information

Date Code Key

Year

2017

2018

2019

2020

2021

2022

2023

2024

2025

2026

2027

2028

Code

E

F

G

H

I

J

K

L

M

N

O

P

Month

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Code

1

2

3

4

5

6

7

8

9

O

N

D

Top View

Pin-Out

Top View

Device Symbol

SOT23

XX

SOT23

C

E

B

C

E

B

EK

EK = Product Type Marking Code

YM = Date Code Marking

Y or Y = Year (ex: E = 2017)

M or M = Month (ex: 9 = September)