MMBD4448DW SURFACE MOUNT SWITCHING DIODE Please click here to visit our online spice models database. Features • • • • • • • • Mechanical Data • • Fast Switching Speed Surface Mount Package Ideally Suited for Automated Insertion For General Purpose Switching Applications High Conductance Ultra Miniature Package Lead Free/RoHS Compliant (Note 3) Qualified to AEC-Q101 Standards for High Reliability "Green" Device (Notes 4 and 5) • • • • • • Case: SOT-363 Case Material: Molded Plastic, “Green” Molding Compound. UL Flammability Classification Rating 94V-0 Moisture Sensitivity: Level 1 per J-STD-020D Terminals: Matte Tin Finish annealed over Alloy 42 leadframe (Lead Free Plating). Solderable per MIL-STD-202, Method 208 Polarity: See Diagram Marking Information: See Page 2 Ordering Information: See Page 2 Weight: 0.006 grams (approximate) SOT-363 NC A2 A1 NC C2 TOP VIEW Internal Schematic TOP VIEW Maximum Ratings C1 @TA = 25°C unless otherwise specified Characteristic Non-Repetitive Peak Reverse Voltage 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 Symbol VRM VRRM Value 100 Unit V VRWM VR 75 V VR(RMS) IFM IO V mA mA IFSM 53 500 250 4 2 Symbol PD RθJA TJ , TSTG Value 200 625 -65 to +150 Unit mW °C/W °C (Note 1) (Note 1) @ t < 1μs @ t < 1s A Thermal Characteristics Characteristic Power Dissipation Thermal Resistance Junction to Ambient Air Operating and Storage Temperature Range Electrical Characteristics Characteristic Reverse Breakdown Voltage (Note 1) (Note 1) @TA = 25°C unless otherwise specified (Note 2) Forward Voltage Symbol V(BR)R VF Min 75 0.62 ⎯ ⎯ ⎯ Max ⎯ Unit V 0.720 0.855 1.0 1.25 V IR ⎯ 2.5 50 30 25 Total Capacitance CT ⎯ 4.0 μA μA μA nA pF Reverse Recovery Time trr ⎯ 4.0 ns Reverse Current Notes: (Note 2) Test Condition IR = 10μA IF = 5.0mA IF = 10mA IF = 50mA 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 1. Device mounted on FR-4 PCB, 1 inch x 0.85 inch x 0.062 inch; pad layout as shown on Diodes Inc. suggested pad layout document AP02001, which can be found on our website at http://www.diodes.com/datasheets/ap02001.pdf. 2. Short duration pulse test used to minimize self-heating. 3. No purposefully added lead. 4. Diodes Inc.'s "Green" policy can be found on our website at http://www.diodes.com/products/lead_free/index.php. 5. Product manufactured with Date Code UO (week 40, 2007) and newer are built with Green Molding Compound. Product manufactured prior to Date Code UO are built with Non-Green Molding Compound and may contain Halogens or Sb2O3 Fire Retardants. MMBD4448DW Document number: DS31035 Rev. 11 - 2 1 of 3 www.diodes.com February 2009 © Diodes Incorporated MMBD4448DW IF, INSTANTANEOUS FORWARD CURRENT (mA) PD, POWER DISSIPATION (mW) 250 200 150 100 50 0 0 1,000 100 10 1 0.1 120 40 80 160 200 TA, AMBIENT TEMPERATURE (°C) Fig. 1 Power Derating Curve, Total Package 0.4 0.8 1.2 1.6 0 VF, INSTANTANEOUS FORWARD VOLTAGE (V) Fig. 2 Typical Forward Characteristics, Per Elelment 3 1,000 CT, TOTAL CAPACITANCE (pF) IR, INSTANTANEOUS REVERSE CURRENT (nA) 10,000 100 10 1 0.1 1.5 1 0.5 0 40 20 10 30 VR,DC REVERSE VOLTAGE (V) Fig. 4 Total Capacitance vs. Reverse Voltage, Per Element (Note 6) Part Number MMBD4448DW-7-F Notes: 2 0 20 40 60 80 100 VR, INSTANTANEOUS REVERSE VOLTAGE (V) Fig. 3 Typical Reverse Characteristics, Per Element 0 Ordering Information 2.5 Case SOT-363 Packaging 3000/Tape & Reel 6. For packaging details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf. Marking Information KA3 YM KA3 YM Date Code Key Year Code Month Code 2000 L Jan 1 2001 M Feb 2 MMBD4448DW Document number: DS31035 Rev. 11 - 2 2002 N Mar 3 2003 P Apr 4 2004 R KA3 = Product Type Marking Code YM = Date Code Marking Y = Year (ex: N = 2002) M = Month (ex: 9 = September) 2005 S May 5 2006 T Jun 6 2 of 3 www.diodes.com 2007 U Jul 7 2008 V Aug 8 2009 W Sep 9 2010 X Oct O 2011 Y Nov N 2012 Z Dec D February 2009 © Diodes Incorporated MMBD4448DW Package Outline Dimensions A SOT-363 Dim Min Max A 0.10 0.30 B 1.15 1.35 C 2.00 2.20 D 0.65 Typ F 0.40 0.45 H 1.80 2.20 J 0 0.10 K 0.90 1.00 L 0.25 0.40 M 0.10 0.22 0° 8° α All Dimensions in mm B C H K M J D F L Suggested Pad Layout C2 Z C2 C1 G Y Dimensions Value (in mm) Z 2.5 G 1.3 X 0.42 Y 0.6 C1 1.9 C2 0.65 X IMPORTANT NOTICE Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes without further notice to any product herein. Diodes Incorporated does not assume any liability arising out of the application or use of any product described herein; neither does it convey any license under its patent rights, nor the rights of others. The user of products 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 our website, harmless against all damages. LIFE SUPPORT Diodes Incorporated products are not authorized for use as critical components in life support devices or systems without the expressed written approval of the President of Diodes Incorporated. MMBD4448DW Document number: DS31035 Rev. 11 - 2 3 of 3 www.diodes.com February 2009 © Diodes Incorporated