Diodes MMBD4448 User Manual
Mmbd4448, Features, Mechanical data
MMBD4448
Document number: DS12011 Rev. 17 - 2
1 of 4
February 2011
© Diodes Incorporated
MMBD4448
SURFACE MOUNT SWITCHING DIODE
Features
•
Fast Switching Speed
•
Surface Mount Package Ideally Suited for Automated Insertion
•
For General Purpose Switching Applications
• High
Conductance
•
Lead, Halogen and Antimony Free, RoHS Compliant
•
"Green' Device (Notes 1 and 2)
Mechanical Data
• Case:
SOT-23
•
Case Material: Molded Plastic. UL Flammability Classification
Rating 94V-0
•
Moisture Sensitivity: Level 1 per J-STD-020
•
Terminals: Matte Tin Finish annealed over Alloy 42 leadframe
(Lead Free Plating). Solderable per MIL-STD-202, Method 208
•
Polarity: See Diagram
•
Weight: 0.008 grams (approximate)
Ordering Information
(Note 3)
Part Number
Case
Packaging
MMBD4448-7-F
SOT-23
3000/Tape & Reel
Notes:
1. No purposefully added lead. Halogen and Antimony Free.
2. Product manufactured with Date Code V9(week 34, 2008) and newer are built with Green Molding Compound. Product manufactured prior to Date Code
V9 are built with Non-Green Molding Compound and may contain Halogens or Sb2O3 Fire Retardants.
3. For packaging details, go to our website at
Marking Information
Date Code Key
Year
1999 2000 2001 2002 2003 2004 2005 2006 2007
2008
2009
2010
2011
2012
2013
2014
2015
Code K L M N P R S T U V W X Y Z A B C
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
SOT-23
Top View
Internal Schematic
KA3 = Product Type Marking Code
YM = Date Code Marking
Y = Year (ex: N = 2002)
M = Month (ex: 9 = September)
KA3
YM