MMBD4448W SURFACE MOUNT FAST SWITCHING DIODE Features Mechanical Data Fast Switching Speed Case: SOT-323 Small Surface Mount Package Case Material: Molded Plastic,Gree Molding Compound, Note 5. UL Flammability Classification Rating 94V-0 For General Purpose Switching Applications Moisture Sensitivity: Level 1 per J-STD-020 High Conductance Terminals: Matte Tin Finish annealed over Alloy 42 leadframe Lead, Halogen and Antimony Free, RoHS CompliantGree (Lead Free Plating). Solderable per MIL-STD-202, Method 208 Device (Notes 1, 2 and 3) Polarity: See Diagram Weight: 0.006 grams (approximate) SOT-323 Top View Top View Internal Schematic Ordering Information (Notes 3 & 4) Part Number Case Packaging MMBD4448W-7-F SOT-323 3000/Tape & Reel Notes: 1. No purposefully added lead. Halogen and Antimony Free. 2. Diodes Inc. sGree policy can be found on our website at MMBD4448W Maximum Ratings T = 25C unless otherwise specified A Characteristic Symbol Value Unit Non-Repetitive Peak Reverse Voltage V 100 V RM V Peak Repetitive Reverse Voltage RRM Working Peak Reverse Voltage V 75 V RWM DC Blocking Voltage V R RMS Reverse Voltage 53 V V R(RMS) Forward Continuous Current (Note 4) I 500 mA FM Average Rectified Output Current (Note 4) I 250 mA O Non-Repetitive Peak Forward Surge Current t = 1.0s 4.0 A I FSM t = 1.0s 1.0 Thermal Characteristics Characteristic Symbol Value Unit Power Dissipation (Note 4) P 200 mW D Thermal Resistance Junction to Ambient Air (Note 4) 625 R C/W JA Operating and Storage Temperature Range T T -65 to +150 C J, STG Electrical Characteristics T = 25C unless otherwise specified A Characteristic Symbol Min Max Unit Test Condition Reverse Breakdown Voltage (Note 5) 75 V V I = 10A (BR)R R 0.62 I = 5.0mA 0.72 F 0.855 I = 10mA F Forward Voltage V V F 1.0 I = 100mA F 1.25 I = 150mA F V = 75V 1.0 A R 50 V = 75V, T = 150C A R J Reverse Current (Note 5) I R 30 A V = 25V, T = 150C R J 25 nA V = 20V R Total Capacitance C 2.0 pF V = 0, f = 1.0MHz T R I = I = 10mA, F R Reverse Recovery Time t 4.0 ns rr I = 0.1 x I , R = 100 rr R L Notes: 4. 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