1N4448W FAST SWITCHING SURFACE MOUNT DIODE Features Mechanical Data • • • • • • • • 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) Qualified to AEC-Q101 Standards for High Reliability • • • • Case: SOD-123 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: Cathode Band Weight: 0.01 grams (approximate) SOD-123 Top View Ordering Information (Note 3) Part Number 1N4448W-7-F Notes: Case SOD-123 Packaging 3000/Tape & Reel 1. No purposefully added lead. Halogen and Antimony Free. 2. Product manufactured with Data Code V9 (week 33, 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 http://www.diodes.com. Marking Information Date Code Key Year Code Month Code YM T5 T5 = Product Type Marking Code YM = Date Code Marking Y = Year (ex: N = 2002) M = Month (ex: 9 = September) 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 J K L M N P R S T U V W X Y Z A B C Jan 1 Feb 2 1N4448W Document number: DS12002 Rev. 18 - 2 Mar 3 Apr 4 May 5 Jun 6 1 of 4 www.diodes.com Jul 7 Aug 8 Sep 9 Oct O Nov N Dec D November 2010 © Diodes Incorporated 1N4448W Maximum Ratings @TA = 25°C unless otherwise specified Characteristic Non-Repetitive Peak Reverse Voltage Symbol VRM VRRM VRWM VR VR(RMS) IFM IO Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage RMS Reverse Voltage Forward Continuous Current Average Rectified Output Current Non-Repetitive Peak Forward Surge Current Value 100 Unit V 75 V V mA mA IFSM 53 500 250 4.0 1.0 Symbol PD RθJA TJ, TSTG Value 400 315 -65 to +150 Unit mW °C/W °C @ t = 1.0μs @ t = 1.0s A Thermal Characteristics Characteristic Power Dissipation (Note 4) Thermal Resistance Junction to Ambient Air (Note 4) Operating and Storage Temperature Range Electrical Characteristics @TA = 25°C unless otherwise specified Characteristic Reverse Breakdown Voltage (Note 5) Symbol V(BR)R Min 75 0.62 ⎯ ⎯ ⎯ Max ⎯ Unit V 0.72 0.855 1.0 1.25 V Forward Voltage VFM Peak Reverse Current (Note 5) IRM ⎯ 2.5 50 30 25 Total Capacitance CT ⎯ 4.0 μA μA μA nA pF Reverse Recovery Time trr ⎯ 4.0 ns 4. Part mounted on FR-4 PC board with minimum recommended pad layout, which can be found on our website at http://www.diodes.com. 5. Short duration pulse test used to minimize self-heating effect. IF, INSTANTANEOUS FORWARD CURRENT (mA) Notes: Test Condition IR = 10μA IF = 5.0mA IF = 10mA IF = 100mA IF = 150mA VR = 75V VR = 75V, TJ = 150°C VR = 25V, TJ = 150°C VR = 20V VR = 0, f = 1.0MHz IF = IR = 10mA, Irr = 0.1 x IR, RL = 100Ω 100 PD , POWER DISSIPATION (mW) 500 400 RθJA = 315°C/W 300 200 100 0 0 25 50 75 100 125 TA, AMBIENT TEMPERATURE (°C) Fig. 1 Power Derating Curve 1N4448W Document number: DS12002 Rev. 18 - 2 150 2 of 4 www.diodes.com 10 1 0.1 0 1,000 400 600 800 200 VF, INSTANTANEOUS FORWARD VOLTAGE (mV) Fig. 2 Typical Forward Characteristics November 2010 © Diodes Incorporated 10.0 4 TA = 100° C CT, TOTAL CAPACITANCE (pF) IR, INSTANTANEOUS REVERSE CURRENT (µA) 1N4448W 1.0 T A = 75°C 0.10 TA = 50°C TA = 25° C 0.01 T A = 0°C TA = -30°C 0.001 0 3 2 1 0 40 60 80 20 VR, INSTANTANEOUS REVERSE VOLTAGE (V) Fig. 3 Typical Reverse Characteristics 0 1 2 3 4 6 5 VR, DC REVERSE VOLTAGE (V) Fig. 4 Total Capacitance vs. Reverse Voltage trr, REVERSE RECOVERY TIME (nS) 2.5 2.0 1.5 1.0 0.5 0 0 2 4 6 8 10 IF, FORWARD CURRENT (mA) Fig. 5 Reverse Recovery Time vs. Forward Current Package Outline Dimensions C H SOD-123 Dim Min Max A 0.55 Typ B 1.40 1.70 C 3.55 3.85 H 2.55 2.85 J 0.00 0.10 K 1.00 1.35 L 0.25 0.40 M 0.10 0.15 0 8° α All Dimensions in mm A B K M L 1N4448W Document number: DS12002 Rev. 18 - 2 3 of 4 www.diodes.com November 2010 © Diodes Incorporated 1N4448W Suggested Pad Layout C Dimensions Value (in mm) Z 4.9 G 2.5 X 0.7 Y 1.2 C 3.7 X Y G Z 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. Diodes Incorporated does not assume any liability arising out of the application or use of this document or any product described herein; neither does Diodes Incorporated convey any license under its patent or trademark rights, nor the rights of others. Any Customer or user of this document or products described herein in such applications shall assume all risks of such use and will agree to hold Diodes Incorporated and all the companies whose products are represented on Diodes Incorporated website, harmless against all damages. Diodes Incorporated does not warrant or accept any liability whatsoever in respect of any products purchased through unauthorized sales channel. Should Customers purchase or use Diodes Incorporated products for any unintended or unauthorized application, Customers shall indemnify and hold Diodes Incorporated and its representatives harmless against all claims, damages, expenses, and attorney fees arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized application. Products described herein may be covered by one or more United States, international or foreign patents pending. Product names and markings noted herein may also be covered by one or more United States, international or foreign trademarks. LIFE SUPPORT Diodes Incorporated products are specifically not authorized for use as critical components in life support devices or systems without the express written approval of the Chief Executive Officer of Diodes Incorporated. As used herein: A. Life support devices or systems are devices or systems which: 1. are intended to implant into the body, or 2. support or sustain life and whose failure to perform when properly used in accordance with instructions for use provided in the labeling can be reasonably expected to result in significant injury to the user. B. A critical component is any component in a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or to affect its safety or effectiveness. Customers represent that they have all necessary expertise in the safety and regulatory ramifications of their life support devices or systems, and acknowledge and agree that they are solely responsible for all legal, regulatory and safety-related requirements concerning their products and any use of Diodes Incorporated products in such safety-critical, life support devices or systems, notwithstanding any devices- or systems-related information or support that may be provided by Diodes Incorporated. Further, Customers must fully indemnify Diodes Incorporated and its representatives against any damages arising out of the use of Diodes Incorporated products in such safety-critical, life support devices or systems. Copyright © 2010, Diodes Incorporated www.diodes.com 1N4448W Document number: DS12002 Rev. 18 - 2 4 of 4 www.diodes.com November 2010 © Diodes Incorporated