Diodes 1N4448WS User Manual download pdf

1N4448WS

Document number: DS30096 Rev. 13 - 2

1 of 4

www.diodes.com

September 2013

1N4448WS

SURFACE MOUNT FAST SWITCHING DIODE

Features

 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)

 Qualified to AEC-Q101 Standards for High Reliability

Mechanical Data

 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)

Ordering Information

Part Number Case Packaging

1N4448WS-7-F SOD323 3000/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.

Marking Information

Maximum Ratings (@T

= +25°C, unless otherwise specified.)

Characteristic Symbol Value Unit

Non-Repetitive Peak Reverse Voltage

100 V

Peak Repetitive Reverse Voltage

Working Peak Reverse Voltage

DC Blocking Voltage

RRM

RWM

75 V

RMS Reverse Voltage

R(RMS)

53 V

Forward Continuous Current

500 mA

Average Rectified Output Current

250 mA

Non-Repetitive Peak Forward Surge Current @t = 1.0μs

@t = 1.0s

FSM

0.5

Thermal Characteristics

Characteristic Symbol Value Unit

Power Dissipation (Note 5)

200 mW

Thermal Resistance Junction to Ambient Air (Note 5)

θJA

625 °C/W

Operating and Storage Temperature Range

, T

STG

-65 to +150 °C

Top View

SOD323

T5 = Product Type Marking Code

Cathode Band

1 2 3 4

1N4448WS 1

Summary of Contents

Page 1 - 1N4448WS

1N4448WS Document number: DS30096 Rev. 13 - 2 1 of 4 www.diodes.com September 2013© Diodes Incorporated 1N4448WS SURFACE MOUNT FAST SWITCHING DIODE

Page 2

1N4448WS Document number: DS30096 Rev. 13 - 2 2 of 4 www.diodes.com September 2013© Diodes Incorporated 1N4448WS Electrical Characteristics (@TA

Page 3

1N4448WS Document number: DS30096 Rev. 13 - 2 3 of 4 www.diodes.com September 2013© Diodes Incorporated 1N4448WS Package Outline Dimensions P

Page 4

1N4448WS Document number: DS30096 Rev. 13 - 2 4 of 4 www.diodes.com September 2013© Diodes Incorporated 1N4448WS IMPORTANT NOTICE DIODES INCORPOR

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