1N4448WSF
SURFACE MOUNT FAST SWITCHING DIODE
Features
Mechanical Data
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Fast Switching Speed: trr ≤ 4.0ns
Low Leakage Current: IR ≤ 25nA
Low Capacitance: CT ≤ 4pF
Flat Lead for High Thermal Efficiency
Small Surface Mount Package
Lead, Halogen and Antimony Free, RoHS Compliant (Note 1)
"Green" Device (Note 2)
Qualified to AEC-Q101 Standards for High Reliability
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Case: SOD323F
Case Material: Molded Plastic, “Green Molding Compound”.
UL Flammability Classification Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020
Terminal Connections: Cathode Band
Terminals: Finish - Matte Tin annealed over Copper Alloy
leadframe. Solderable per MIL-STD-202, Method 208
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Weight: 0.007 grams (approximate)
SOD323F
Top View
Ordering Information (Note 3)
Part Number
1N4448WSF-7
1N4448WSFQ-7
Qualification
Commercial
Automotive
Case
SOD323F
SOD323F
Packaging
3000/Tape & Reel
3000/Tape & Reel
Notes:
1. No purposefully added lead. Halogen and Antimony Free.
2. Diodes Inc.'s "Green" policy can be found on our website at http://www.diodes.com.
3. For packaging details, go to our website at http://www.diodes.com.
Marking Information
TK = Product Type Marking Code
YM = Date Code Marking
TK
Y = Year (ex: Y = 2011)
M = Month (ex: 9 = September)
Date Code Key
Year
2011
2012
2013
2014
2015
2016
2017
2018
Code
Y
Z
A
B
C
D
E
F
Month
Code
Jan
1
Feb
2
Mar
3
Apr
4
May
5
Jun
6
Jul
7
Aug
8
Sep
9
Oct
O
Nov
N
Dec
D
1 of 4
www.diodes.com
August 2011
© Diodes Incorporated
1N4448WSF
Document number: DS35380 Rev. 3 - 2