1N4933 - 1N4937 1.0A FAST RECOVERY RECTIFIER Please click here to visit our online spice models database. Features • • • • • • Diffused Junction Fast Switching for High Efficiency High Current Capability and Low Forward Voltage Drop Surge Overload Rating to 30A Peak Low Reverse Leakage Current Lead Free Finish, RoHS Compliant (Note 4) Mechanical Data • • • • • • • • • DO-41 Plastic Min Max A 25.40 ⎯ B 4.06 5.21 C 0.71 0.864 D 2.00 2.72 All Dimensions in mm Case: DO-41 Case Material: Molded Plastic. UL Flammability Classification Rating 94V-0 Moisture Sensitivity: Level 1 per J-STD-020D Terminals: Finish - Bright Tin. Plated Leads Solderable per MILSTD-202, Method 208 Polarity: Cathode Band Mounting Position: Any Ordering Information: See Page 2 Marking: Type Number 0.35 grams (approximate) Dim Maximum Ratings and Electrical Characteristics Single phase, half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. Characteristic @TA = 25°C unless otherwise specified Symbol VRRM VRWM VR 1N4933 1N4934 1N4935 1N4936 1N4937 Unit Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage (Note 5) 50 100 200 400 600 V RMS Reverse Voltage VR(RMS) 35 70 140 280 420 V IO 1.0 A Non-Repetitive Peak Forward Surge Current 8.3ms Single Half Sine-Wave Superimposed on Rated Load IFSM 30 A Forward Voltage Drop @ IF = 1.0A VFM 1.2 V Peak Reverse Current @TA = 25°C at Rated DC Blocking Voltage (Note 5) @ TA = 100°C IRM 5.0 100 μA Reverse Recovery Time (Note 3) trr 200 ns Typical Total Capacitance (Note 2) CT 15 pF RθJA 100 °C/W TJ, TSTG -65 to +150 °C Average Rectified Output Current (Note 1) @ TA = 75°C Typical Thermal Resistance Junction to Ambient Operating and Storage Temperature Range Notes: 1. 2. 3. 4. 5. Leads maintained at ambient temperature at a distance of 9.5mm from the case. Measured at 1.0MHz and applied reverse voltage of 4.0V DC. Measured with IF = 0.5A, IR = 1A, Irr = 0.25A. EU Directive 2002/95/EC (RoHS). All applicable RoHS exemptions applied, see EU Directive 2002/95/EC Annex Notes. Short duration pulse test used to minimize self-heating effect. DS26002 Rev. 7 - 2 1 of 2 www.diodes.com 1N4933-1N4937 © Diodes Incorporated 20 IF, INSTANTANEOUS FORWARD CURRENT (A) I(AV), AVERAGE FORWARD RECTIFIED CURRENT (A) 1.0 0.8 0.6 0.4 0.2 PC Board Mounted 9.5mm Lead Lengths 10 1.0 0.1 Tj = 25°C Pulse Width = 300µs 0.01 0 0 25 50 75 100 125 150 0.6 175 1.0 1.2 1.4 1.6 VF, INSTANTANEOUS FORWARD VOLTAGE (V) Fig. 2 Typical Forward Characteristics TA, AMBIENT TEMPERATURE (ºC) Fig. 1 Forward Current Derating Curve 100 30 Pulse Width 8.3ms Single Half Sine-Wave CT TOTAL CAPACITANCE (pF) IFSM, PEAK FORWARD SURGE CURRENT (A) 0.8 20 10 10 0 1 1 10 1 100 NUMBER OF CYCLES AT 60 Hz Fig. 3 Max Non-Repetitive Peak Forward Surge Current 10 VR, DC REVERSE VOLTAGE (V) Fig. 4 Typical Total Capacitance 100 Ordering Information (Note 6) Device 1N4933-T 1N4934-T 1N4935-T 1N4936-T 1N4937-T Notes: Packaging DO-41 DO-41 DO-41 DO-41 DO-41 Shipping 5K/Tape & Reel, 13-inch 5K/Tape & Reel, 13-inch 5K/Tape & Reel, 13-inch 5K/Tape & Reel, 13-inch 5K/Tape & Reel, 13-inch 6. 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. DS26002 Rev. 7 - 2 2 of 2 www.diodes.com 1N4933-1N4937 © Diodes Incorporated