1N4933GP - 1N4937GP 1.0 min (25.4) Features • Low forward voltage drop. Dimensions in inches (mm) • High surge current capability. 0.205 (5.21) 0.160 (4.06) • High reliability. • High current capability. DO-41 0.107 (2.72) 0.080 (2.03) COLOR BAND DENOTES CATHODE 0.034 (0.86) 0.028 (0.71) 1.0 Ampere Glass Passivated Fast Recovery Rectifiers Absolute Maximum Ratings* Symbol IO TA = 25°C unless otherwise noted Parameter Value Units 1.0 A 30 A 2.73 18 55 W mW/°C °C/W RθJA Average Rectified Current .375 " lead length @ TA = 75°C Peak Forward Surge Current 8.3 ms single half-sine-wave Superimposed on rated load (JEDEC method) Total Device Dissipation Derate above 25°C Thermal Resistance, Junction to Ambient Tstg Storage Temperature Range -65 to +175 °C TJ Operating Junction Temperature -65 to +175 °C if(surge) PD *These ratings are limiting values above which the serviceability of any semiconductor device may be impaired. Electrical Characteristics TA = 25°C unless otherwise noted Parameter Device Units 4933GP 4934GP 4935GP 4936GP Peak Repetitive Reverse Voltage 50 100 200 400 600 V Maximum RMS Voltage 35 70 140 280 420 V DC Reverse Voltage (Rated VR) Maximum Reverse Current @ rated VR TA = 25°C TA = 125°C Maximum Reverse Recovery Time IF = 0.5 A, IR = 1.0 A, IRR = 0.25A Maximum Forward Voltage @ 1.0 A 50 100 200 400 600 V Typical Junction Capacitance VR = 4.0 V, f = 1.0 MHz 1999 Fairchild Semiconductor Corporation 5.0 100 150 4937GP µA µA nS 1.2 V 15 pF 1N4933GP-1N4937GP, Rev. A 1N4933GP-1N4937GP Discrete POWER & Signal Technologies 1N4933GP-1N4937GP Typical Characteristics Forward Characteristics Forward Current Derating Curve 20 1 FORWARD CURRENT (A) FORWARD CURRENT (A) 10 0.8 0.6 SINGLE PHASE HALF WAVE 60HZ RESISTIVE OR INDUCTIVE LOAD .375" 9.0 mm LEAD LENGTHS 0.4 0.2 0 0 25 50 75 100 125 150 AMBIENT TEMPERATURE ( º C) 3 1 0.3 0.1 TA J = 25º C Pulse Width = 300µS 200µS 2% Duty Cycle 0.03 0.01 0.6 175 1.8 2 100 REVERSE CURRENT ( µ A) PEAK FORWARD SURGE CURRENT (A) 1 1.2 1.4 1.6 FORWARD VOLTAGE (V) Reverse Characteristics Non-Repetitive Surge Current 40 30 20 10 0 0.8 1 2 5 10 20 50 NUMBER OF CYCLES AT 60Hz 100 T A= 100 º C 10 1 TA J = 25º C 0.1 0 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE (%) Typical Junction Capacitance JUNCTION CAPACITANCE (pF) 20 10 5 2 1 50Ω NONINDUCTIVE 1 2 5 10 20 REVERSE VOLTAGE (V) 50Ω NONINDUCTIVE 50 +0.5A 100 trr (-) DUT 50V (approx) 50Ω NONINDUCTIVE Pulse Generator (Note 2) 0 -0.25A (+) OSCILLOSCOPE (Note 1) NOTES: 1. Rise time = 7.0 ns max; Input impedance = 1.0 megaohm 22 pf. 2. Rise time = 10 ns max; Source impedance = 50 ohms. -1.0A 1.0cm SET TIME BASE FOR 5/ 10 ns/ cm Reverse Recovery Time Characterstic and Test Circuit Diagram 1N4933GP-1N4937GP, Rev. A