Order this document by 1N4933/D SEMICONDUCTOR TECHNICAL DATA Axial–lead, fast–recovery rectifiers are designed for special applications such as dc power supplies, inverters, converters, ultrasonic systems, choppers, low RF interference and free wheeling diodes. A complete line of fast recovery rectifiers having typical recovery time of 150 nanoseconds providing high efficiency at frequencies to 250 kHz. 1N4935 and 1N4937 are Motorola Preferred Devices Mechanical Characteristics FAST RECOVERY RECTIFIERS 50–600 VOLTS 1.0 AMPERE • Case: Epoxy, Molded • Weight: 0.4 gram (approximately) • Finish: All External Surfaces Corrosion Resistant and Terminal Leads are Readily Solderable • Lead and Mounting Surface Temperature for Soldering Purposes: 220°C Max. for 10 Seconds, 1/16″ from case • Shipped in plastic bags, 1000 per bag. • Available Tape and Reeled, 5000 per reel, by adding a “RL” suffix to the part number • Polarity: Cathode Indicated by Polarity Band • Marking: 1N4933, 1N4934, 1N4935, 1N4936, 1N4937 CASE 59–03 DO–41 MAXIMUM RATINGS (1) Rating *Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage *Non–Repetitive Peak Reverse Voltage RMS Reverse Voltage Symbol 1N4933 1N4934 1N4935 1N4936 1N4937 Unit VRRM VRWM VR 50 100 200 400 600 Volts VRSM VR(RMS) 75 35 150 70 250 140 450 280 650 420 Volts *Average Rectified Forward Current (Single phase, resistive load, TA = 75°C) (2) IO 1.0 Amp *Non–Repetitive Peak Surge Current (Surge applied at rated load conditions) IFSM 30 Amps Operating Junction Temperature Range Storage Temperature Range TJ Tstg – 65 to +150 – 65 to +150 °C THERMAL CHARACTERISTICS Characteristic Thermal Resistance, Junction to Ambient (Typical Printed Circuit Board Mounting) Symbol Max Unit RθJC 65 °C/W * Indicates JEDEC Registered Data for 1N4933 Series. (1) Ratings at 25°C ambient temperature unless otherwise specified. (2) Derate by 20% for capacitive loads. Preferred devices are Motorola recommended choices for future use and best overall value. Rev 3 Device Rectifier Motorola, Inc. 1996 Data 1 ELECTRICAL CHARACTERISTICS Symbol Min Typ Max Unit Instantaneous Forward Voltage (IF = 3.14 Amp, TJ = 125°C) Characteristic vF — 1.0 1.2 Volts Forward Voltage (IF = 1.0 Amp, TA = 25°C) VF — 1.0 1.1 Volts IR — — 1.0 50 5.0 100 µA Symbol Min Typ Max Unit — — 150 175 200 300 — 1.0 2.0 *Reverse Current (Rated dc Voltage) TA = 25°C TA = 100°C *REVERSE RECOVERY CHARACTERISTICS Characteristic Reverse Recovery Time (IF = 1.0 Amp to VR = 30 Vdc) (IFM = 15 Amp, di/dt = 10 A/µs) trr Reverse Recovery Current (IF = 1.0 Amp to VR = 30 Vdc) IRM(REC) ns Amp * Indicates JEDEC Registered Data for 1N4933 Series. PACKAGE DIMENSIONS B NOTES: 1. ALL RULES AND NOTES ASSOCIATED WITH JEDEC DO–41 OUTLINE SHALL APPLY. 2. POLARITY DENOTED BY CATHODE BAND. 3. LEAD DIAMETER NOT CONTROLLED WITHIN F DIMENSION. D K F DIM A B D F K A MILLIMETERS MIN MAX 4.07 5.20 2.04 2.71 0.71 0.86 ––– 1.27 27.94 ––– INCHES MIN MAX 0.160 0.205 0.080 0.107 0.028 0.034 ––– 0.050 1.100 ––– F K CASE 59–03 (DO–41) ISSUE M Motorola reserves the right to make changes without further notice to any products herein. Motorola makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does Motorola assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation consequential or incidental damages. “Typical” parameters which may be provided in Motorola data sheets and/or specifications can and do vary in different applications and actual performance may vary over time. All operating parameters, including “Typicals” must be validated for each customer application by customer’s technical experts. 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