SPICE MODEL: 1N4148 1N4148 / 1N4448 FAST SWITCHING DIODE Features · · · · Fast Switching Speed General Purpose Rectification B A Silicon Epitaxial Planar Construction A Lead Free Finish, RoHS Compliant (Note 2) Mechanical Data · · · · · · · · C Case: DO-35 D Case Material: Glass DO-35 Moisture Sensitivity: Level 1 per J-STD-020C Leads: Solderable per MIL-STD-202, Method 208 Dim Min Terminals: Finish ¾ Sn96.5Ag3.5. Solderable per MIL-STD-202, Method 208 A 25.40 ¾ B ¾ 4.00 C ¾ 0.60 D ¾ 2.00 Polarity: Cathode Band Marking: Type Number Weight: 0.13 grams (approximate) Max All Dimensions in mm Maximum Ratings @ TA = 25°C unless otherwise specified Characteristic Symbol Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage 1N4148 Unit 100 V VRRM VRWM VR 75 V VR(RMS) RMS Reverse Voltage 1N4448 VRM Non-Repetitive Peak Reverse Voltage 53 V Forward Continuous Current (Note 1) IFM Average Rectified Output Current (Note 1) IO 150 mA IFSM 1.0 2.0 A Pd 500 1.68 mW mW/°C RqJA 300 °C/W Tj , TSTG -65 to +175 °C Non-Repetitive Peak Forward Surge Current @ t = 1.0s @ t = 1.0ms Power Dissipation (Note 1) Derate Above 25°C Thermal Resistance, Junction to Ambient Air (Note 1) Operating and Storage Temperature Range Electrical Characteristics 300 500 mA @ TA = 25°C unless otherwise specified Characteristic Symbol Min VFM ¾ 0.62 ¾ 1.0 0.72 1.0 V IF = 10mA IF = 5.0mA IF = 100mA Maximum Peak Reverse Current IRM ¾ 5.0 50 30 25 mA mA mA nA VR = 75V VR = 70V, Tj = 150°C VR = 20V, 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 = 10mA to IR =1.0mA VR = 6.0V, RL = 100W Maximum Forward Voltage Notes: 1N4148 1N4448 1N4448 Max Unit Test Condition 1. Valid provided that device terminals are kept at ambient temperature. 2. EC Directive 2002/95/EC (RoHS) revision 13.2.2003. Glass and High Temperature Solder Exemptions Applied where applicable, see EU Directive Annex Notes 5 and 7. DS12019 Rev. 6 - 2 1 of 2 www.diodes.com 1N4148 / 1N4448 ã Diodes Incorporated 10,000 100 IR, LEAKAGE CURRENT (nA) IF, INSTANTANEOUS FORWARD CURRENT (mA) 1000 10 1.0 0.1 1000 100 10 VR = 20V 1 0.01 0 0.4 0.8 1.2 1.6 Device Notes: 200 Tj, JUNCTION TEMPERATURE (° C) Fig. 2, Leakage Current vs Junction Temperature VF, INSTANTANEOUS FORWARD VOLTAGE (V) Fig. 1 Forward Characteristics Ordering Information 100 0 2.0 (Note 3) Packaging Shipping 1N4148-A DO-35 10K/Ammo Pack 1N4148-T DO-35 10K/Tape & Reel, 13-inch 1N4448-A DO-35 10K/Ammo Pack 1N4448-T DO-35 10K/Tape & Reel, 13-inch 3. For packaging details, visit our website at http://www.diodes.com/datasheets/ap02008.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. DS12019 Rev. 6 - 2 2 of 2 www.diodes.com 1N4148 / 1N4448