MMBT4124

Document number: DS30105 Rev. 13- 2

1 of 7

www.diodes.com

April 2016

© Diodes Incorporated

MMBT4124

25V NPN SMALL SIGNAL TRANSISTOR IN SOT23

Features







Complementary PNP Type: MMBT4126



Ideal for Medium Power Amplification and Switching



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

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)

Product

Status

Compliance

Marking

Reel size (inches)

Tape width (mm)

Quantity per reel

MMBT4124-7-F

Active

AEC-Q101

K1B

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. For packaging details, go to our website at http://www.diodes.com/products/packages.html.

Marking Information

Date Code Key

Year

2014

2015

2016

2017

2018

2019

2020

2021

Code

B

C

D

E

F

G

H

I

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

SOT23

Device Symbol

Top View

Pin-Out

K1N = Product Type Marking Code

YM = Date Code Marking

Y or Y = Year (ex: D = 2016)

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

C

E

B

SOT23

K1B