SPICE MODEL: MMBD4448W MMBD4448W Lead-free Green SURFACE MOUNT FAST SWITCHING DIODE Features · · · · · · Fast Switching Speed Ultra-Small Surface Mount Package SOT-323 A For General Purpose Switching Applications C High Conductance B C Lead Free/RoHS Compliant (Note 3) "Green" Device (Note 4 and 5) E B Mechanical Data G · · H Case: SOT-323 Case Material: Molded Plastic, "Green" Molding Compound, Note 5. UL Flammability Classification Rating 94V-0 · · · Moisture Sensitivity: Level 1 per J-STD-020C · · · K M J D F L Dim Min Max A 0.25 0.40 B 1.15 1.35 C 2.00 2.20 D 0.65 Nominal E 0.30 0.40 G 1.20 1.40 H 1.80 2.20 J 0.0 0.10 Terminals: Solderable per MIL-STD-202, Method 208 K 0.90 1.00 Lead Free Plating (Matte Tin Finish annealed over Alloy 42 leadframe). L 0.25 0.40 Polarity: See Diagram M 0.10 0.18 Marking: KA3 (See Page 3) a 0° 8° TOP VIEW All Dimensions in mm Weight: 0.006 grams (approximate) Maximum Ratings @ TA = 25°C unless otherwise specified Characteristic Symbol Value Unit VRM 100 V VRRM VRWM VR 75 V Non-Repetitive Peak Reverse Voltage Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage VR(RMS) 53 V Forward Continuous Current (Note 1) IFM 500 mA Average Rectified Output Current (Note 1) IO 250 mA IFSM 4.0 2.0 A RMS Reverse Voltage Non-Repetitive Peak Forward Surge Current @ t = 1.0ms @ t = 1.0s Pd 200 mW RqJA 625 °C/W Tj , TSTG -65 to +150 °C Power Dissipation (Note 1) Thermal Resistance Junction to Ambient Air (Note 1) Operating and Storage Temperature Range Electrical Characteristics Characteristic @ TA = 25°C unless otherwise specified Symbol Min Max Unit Test Condition V(BR)R 75 ¾ ¾ IR = 10mA Forward Voltage VF 0.62 ¾ ¾ ¾ 0.72 0.855 1.0 1.25 V IF = 5.0mA IF = 10mA IF = 100mA IF = 150mA Reverse Current (Note 2) IR ¾ 2.5 50 30 25 mA mA mA nA VR = 75V VR = 75V, Tj = 150°C VR = 25V, Tj = 150°C VR = 20V Total Capacitance CT ¾ 4.0 pF VR = 0, f = 1.0MHz Reverse Recovery Time trr ¾ 4.0 ns IF = IR = 10mA, Irr = 0.1 x IR, RL = 100W Reverse Breakdown Voltage (Note 2) Notes: 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 test pulse used to minimize self-heating effect. 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 0609 (week 9, 2006) and newer are built with Green Molding Compound. Product manufactured prior to Date Code 0609 are built with Non-Green Molding Compound and may contain Halogens or Sb2O3 Fire Retardants. DS30095 Rev. 8 - 2 1 of 3 www.diodes.com MMBD4448W ã Diodes Incorporated IR, INSTANTANEOUS REVERSE CURRENT (nA) IF, INSTANTANEOUS FORWARD CURRENT (mA) 1000 100 10 TA = -40ºC TA = 0ºC TA = 25ºC 1 TA = 75ºC TA = 125ºC 10000 TA = 125ºC 1000 TA = 75ºC 100 TA = 25ºC 10 TA = 0ºC 1 TA = -40ºC 0.1 0.1 0.8 0.4 0 1.2 0 1.6 20 40 60 100 VR, REVERSE VOLTAGE (V) Fig. 2 Typical Reverse Characteristics VF, INSTANTANEOUS FORWARD VOLTAGE (V) Fig. 1 Typical Forward Characteristics 3 250 f = 1MHz Note 1 2.5 Pd, POWER DISSIPATION (mW) CT, TOTAL CAPACITANCE (pF) 80 2 1.5 1 0.5 0 0 10 20 30 40 50 200 150 100 50 0 VR, REVERSE VOLTAGE (V) Fig. 3 Typical Capacitance vs. Reverse Voltage DS30095 Rev. 8 - 2 2 of 3 www.diodes.com 0 40 80 120 160 200 TA, AMBIENT TEMPERATURE (° C) Fig. 4 Power Derating Curve MMBD4448W Ordering Information Notes: (Note 5 & 6) Device Packaging Shipping MMBD4448W-7-F SOT-323 3000/Tape & Reel 5. Product manufactured with Date Code 0609 (week 9, 2006) and newer are built with Green Molding Compound. Product manufactured prior to Date Code 0609 are built with Non-Green Molding Compound and may contain Halogens or Sb2O3 Fire Retardants. 6. For Packaging Details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf. YM Marking Information KA3 = Product Type Marking Code YM = Date Code Marking Y = Year ex: N = 2002 M = Month ex: 9 = September Year 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 Code N P R S T U V W X Y Z KA3 Date Code Key Month Jan Feb March Apr May Jun Jul Aug Sep Oct Nov Dec Code 1 2 3 4 5 6 7 8 9 O N D 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. DS30095 Rev. 8 - 2 3 of 3 www.diodes.com MMBD4448W