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1N4448HWT

Document number: DS30395 Rev. 10 - 2

1 of 4

www.diodes.com

September 2013

1N4448HWT

SURFACE MOUNT FAST SWITCHING DIODE

Features

 Fast Switching Speed

 Ultra-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)

Mechanical Data

 Case: SOD523

 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: Matte Tin Finish (Lead Free Plating) annealed over

Alloy 42 leadframe. Solderable per MIL-STD-202, Method 208

 Weight: 0.002 grams (approximate)

Ordering Information (Notes 4 & 5)

Part Number (Note 6) Case Packaging

1N4448HWT-7 SOD523 3000/Tape & Reel

1N4448HWT-13 SOD523 10000/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

5. Product manufactured with date code 0627 (week 27, 2006) and newer are built with Green Molding Compound. Product manufactured prior to date

code 0627 are built with Non-Green Molding Compound and may contain Halogens or Sb

Fire Retardants.

6. Dispensed in every other cavity of the tape.

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

80 V

RMS Reverse Voltage

(

RMS

)

57 V

Forward Continuous Current

250 mA

Average Rectified Output Current

125 mA

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

@t = 1.0s

FSM

2.0

1.0

Top View

SOD523

T8 = Product Type Marking Code

Cathode Band

Summary of content (4 pages)

PAGE 1
N4448HWT SURFACE MOUNT FAST SWITCHING DIODE Features Mechanical Data         Fast Switching Speed Ultra-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: SOD523 Case Material: Molded Plastic, "Green" Molding Compound.
PAGE 2
1N4448HWT Thermal Characteristics Characteristic Power Dissipation (Note 7) Thermal Resistance Junction to Ambient (Note 7) Operating and Storage Temperature Range Symbol PD RJA TJ, TSTG Value 150 833 -65 to +150 Unit mW °C/W °C Electrical Characteristics (@TA = +25°C, unless otherwise specified.) Characteristic Reverse Breakdown Voltage (Note 8) Symbol V(BR)R Forward Voltage Min 80 0.62    VF Max  Unit V 0.72 0.855 1.0 1.
PAGE 3
2.5 10.0 trr, REVERSE RECOVERY TIME (nS) IR, INSTANTANEOUS REVERSE CURRENT (A) 1N4448HWT TA = 100°C 1.0 TA = 75° C 0.10 T A = 50°C TA = 25°C TA = 0° C 0.01 TA = -30°C 0.001 0 2.0 1.5 1.0 0.5 0 40 60 80 20 VR, INSTANTANEOUS REVERSE VOLTAGE (V) Fig. 3 Typical Reverse Characteristics 0 2 4 6 8 10 IF, FORWARD CURRENT (mA) Fig. 4 Reverse Recovery Time vs. Forward Current Package Outline Dimensions Please see AP02002 at http://www.diodes.com/datasheets/ap02002.pdf for latest version.
PAGE 4
1N4448HWT IMPORTANT NOTICE DIODES INCORPORATED MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARDS TO THIS DOCUMENT, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE (AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION). Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes without further notice to this document and any product described herein.