1N4448HWS
SURFACE MOUNT FAST SWITCHING DIODE
Features
Mechanical Data
Fast Switching Speed
Small Surface Mount Package
For General Purpose Switching Applications
High Conductance
Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. “Green” Device (Note 3)
Case: SOD323
Case Material: Molded Plastic, “Green” Molding Compound.
UL Flammability Classification Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020
Leads: Matte Tin Finish annealed over Alloy 42 leadframe (Lead
Free Plating). Solderable per MIL-STD-202, Method 208
Polarity: Cathode Band
Weight: 0.004 grams (approximate)
SOD323
Top View
Ordering Information (Note 4)
Part Number
1N4448HWS-7-F
1N4448HWSQ-7-F
1N4448HWS-13-F
Qualification
Commercial
Automotive
Commercial
Case
Packaging
SOD323
SOD323
SOD323
3,000/Tape & Reel
3,000/Tape & Reel
10,000/Tape & Reel
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
T5 = Product Type Marking Code
T5
Cathode Band
Maximum Ratings (@TA = +25°C, unless otherwise specified.)
Characteristic
Non-Repetitive Peak Reverse Voltage
Symbol
VRM
Value
100
Unit
V
VRRM
VRWM
VR
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
80
V
RMS Reverse Voltage
57
V
VR(RMS)
IFM
Forward Continuous Current
Average Rectified Output Current
500
250
mA
mA
IO
Non-Repetitive Peak Forward Surge Current
@ t = 1.0μs
@ t = 1.0s
4.0
1.0
A
IFSM
Thermal Characteristics
Characteristic
Power Dissipation (Note 5)
Symbol
Value
200
Unit
mW
°C/W
°C
PD
Thermal Resistance Junction to Ambient Air (Note 5)
Operating and Storage Temperature Range
625
R
JA
-65 to +150
TJ , TSTG
1 of 4
www.diodes.com
September 2013
© Diodes Incorporated
1N4448HWS
Document number: DS30196 Rev. 12 - 2