SPICE MODEL: 1N4448HWT 1N4448HWT Lead-free Green SURFACE MOUNT FAST SWITCHING DIODE Features · · · · · · Fast Switching Speed Ultra-Small Surface Mount Package For General Purpose Switching Applications High Conductance CATHODE MARK Lead Free by Design/RoHS Compliant (Note 1) "Green" Device, Note 3 and 4 Case: SOD-523 Case Material: Molded Plastic, "Green" Molding Compound, Note 4. UL Flammability Classification Rating 94V-0 · · · · Moisture Sensitivity: Level 1 per J-STD-020C · · · Marking Code: T8 B A · · T8 Mechanical Data MARKING CODE E C D Terminal Connections: Cathode Band G SOD-523 Dim Min Max A 1.50 1.70 B 1.10 1.30 C 0.25 0.35 D 0.70 0.90 E 0.10 0.20 G 0.55 0.65 All Dimensions in mm Terminals: Solderable per MIL-STD-202, Method 208 Lead Free Plating (Matte Tin Finish) annealed over Alloy 42 leadframe. Ordering Information: See Last Page Weight: 0.002 grams (approximate) Maximum Ratings @ TA = 25°C unless otherwise specified Characteristic Non-Repetitive Peak Reverse Voltage Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage Symbol Value Unit VRM 100 V VRRM VRWM VR 80 V VR(RMS) 57 V Forward Continuous Current IFM 250 mA Average Rectified Output Current IO 125 mA IFSM 2.0 1.0 A Tj , TSTG -65 to +150 °C Symbol Value Unit Pd 150 mW RqJA 833 °C/W RMS Reverse Voltage Non-Repetitive Peak Forward Surge Current @ t = 1.0ms @ t = 1.0s Operating and Storage Temperature Range Thermal Characteristics @ TA = 25°C unless otherwise specified Characteristic Power Dissipation (Note 2) Thermal Resistance Junction to Ambient (Note 2) Note: 1. No purposefully added lead. 2. Part mounted on FR-4 board with recommended pad layout, which can be found on our website at http://www.diodes.com/datasheets/ap02001.pdf. 3. Diode's Inc.'s "Green" Policy can be found on our website at http://www.diodes.com/products/lead_free/index.php. 4. 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. DS30395 Rev. 5 - 2 1 of 3 www.diodes.com 1N4448HWT ã Diodes Incorporated Electrical Characteristics @ TA = 25°C unless otherwise specified Characteristic Symbol Min Max Unit V(BR)R 80 ¾ V IR = 100mA 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 Peak Reverse Current (Note 5) IR ¾ 100 50 30 25 nA mA mA nA VR = 80V VR = 75V, Tj = 150°C VR = 25V, Tj = 150°C VR = 20V Total Capacitance CT ¾ 3.0 pF VR = 0.5V, 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 5) Note: 5. Short duration pulse test used to minimize self-heating effect. 200 100 IF, FORWARD CURRENT (mA) PD, POWER DISSIPATION (mW) Test Conditions 150 100 50 0 Ta = 25° C 10 Ta = 50° C Ta = 85° C Ta = 0° C 1 Ta = -30° C 0.1 0 25 50 75 125 100 150 0 200 TA, AMBIENT TEMPERATURE (° C) Fig. 1 Derating Curve 400 600 800 1000 VF, FORWARD VOLTAGE (mV) Fig. 2 Typical Forward Characteristics 2.5 trr, REVERSE RECOVERY TIME (nS) 10.0 Ta = 100° C 1.0 Ta = 75° C 0.10 Ta = 50° C Ta = 25° C Ta = 0° C 0.01 Ta = -30° C 2.0 1.5 1.0 0.5 0 0.001 0 20 40 60 80 VR, REVERSE VOLTAGE (V) Fig. 3 Typical Reverse Characteristics DS30395 Rev. 5 - 2 2 of 3 www.diodes.com 0 2 4 6 8 10 IF, FORWARD CURRENT (mA) Fig. 4 Reverse Recovery Time vs. Forward Current 1N4448HWT Ordering Information Note: (Note 6 & 7) Device Packaging Shipping 1N4448HWT-7 SOD-523 3000/Tape & Reel 6. 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. 7. For Packaging Details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf. 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. DS30395 Rev. 5 - 2 3 of 3 www.diodes.com 1N4448HWT