Diodes MMBT4401 User Manual
Ce b, Mmbt4401, Features
MMBT4401
Document Number: DS30039 Rev. 17 - 2
1 of 7
November 2013
© Diodes Incorporated
MMBT4401
40V NPN SMALL SIGNAL TRANSISTOR IN SOT23
Features
Epitaxial Planar Die Construction
Ideal for Medium Power Amplification and Switching
Complementary PNP Type: MMBT4403
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” Compound
UL Flammability 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
(Notes 4 & 5)
Product
Compliance
Marking
Reel size (inches)
Tape width (mm)
Quantity per reel
MMBT4401-7-F AEC-Q101
K2X
7
8
3,000
MMBT4401-13-F AEC-Q101
K2X
13
8
10,000
MMBT4401Q-13-F Automotive
K2X
13
8
10,000
Notes:
1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant.
2. S 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. Automotive, AEC-Q101 and standard products are electrically and thermally
the same, except where specified. For more information, please refer to5. For packaging details, go to our website at
Marking Information
Date Code Key
Year
2010
2011
2012
2013
2014
2015
2016
2017
Code X Y Z A B C D E
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
K2X
YM
C
E
B
C
E
B
K2X = Product Type Marking Code
YM = Date Code Marking
Y or Y = Year (ex: A = 2013)
M or M = Month (ex: 9 = September)