Preliminary Data Sheet 2.0 Amp Glass Passivated UGFZ20A . . . 20G Series Sintered Ultra - Fast Rectifiers Mechanical Dimensions Description 4.06/4.60 3.30/3.90 Cathode Package SMB 5.10/5/58 .11/.30 1.65/2.19 1.91/2.41 .01/.20 1.90/2.15 Features n LOWEST COST FOR GLASS SINTERED ULTRA - FAST CONSTRUCTION n 2.0 AMP OPERATION @ TA = 55°C, WITH NO THERMAL RUNAWAY n LOWEST VF FOR GLASS SINTERED ULTRA - FAST CONSTRUCTION n SINTERED GLASS CAVITY-FREE JUNCTION n TYPICAL IR < 100 nAmps Electrical Characteristics @ 25 o C. Maximum Ratings UGFZ20A . . . 20G Series Units 20A 20B 20D 20G Peak Repetitive Reverse Voltage...VRRM 50 100 200 400 Volts RMS Reverse Voltage...VR(rms) 35 70 140 280 Volts DC Blocking Voltage...VDC 50 100 200 400 Volts Average Forward Rectified Current...I F(av) @ TL = 55°C (Note 2) ............................................. 2.0 ............................................... Amps Non-Repetitive Peak Forward Surge Current...IFSM 8.3mS, ½ Sine Wave Superimposed on Rated Load ............................................. 6 5 ............................................... Amps < ................................... 0.95 ............................... > Full Load Reverse Current...IR(av) Full Cycle Average @ TA = 125°C ............................................. 1 0 0 ............................................... µAmps ............................................. 5.0 ............................................... µAmps Typical Junction Capacitance...CJ (Note 1) ............................................. 3 5 ............................................... pF Typical Thermal Resistance...RθJA (Note 2) ............................................. 1 6 ............................................... °C / W Maximum Reverse Recovery Time...tRR (Note 3) ............................................. 3 5 ............................................... nS Operating & Storage Temperature Range...TJ, TSTRG ......................................... -65 to 175 .......................................... °C DC Reverse Current...IR(max) @ Rated DC Blocking Voltage TA = 25°C NOTES: 1. Measured @ 1 MHZ and applied reverse voltage of 4.0V. 2. 5.0mm2 (.013mm thick) land areas. 3. Reverse Recovery Condition IF = 0.5A, IR = 1.0A, IRR = 0.25A. 1.25 Volts Forward Voltage @ 2.0A...VF