DIOTEC ELECTRONICS CORP. Data Sheet No. SESA-301-1B 18020 Hobart Blvd., Unit B Gardena, CA 90248 U.S.A Tel.: (310) 767-1052 Fax: (310) 767-7958 3 AMP ULTRAFAST RECOVERY DIODES MECHANICAL SPECIFICATION FEATURES SERIES UFR300 - UFR310 ACTUAL SIZE OF R PROPRIETARY SOFT GLASS JUNCTION PASSIVATION FOR SUPERIOR RELIABILITY AND PERFORMANCE DO-27 PACKAGE DO - 27 VOID FREE VACUUM DIE SOLDERING FOR MAXIMUM MECHANICAL STRENGTH AND HEAT DISSIPATION (Solder Voids: Typical < 2%, Max. < 10% of Die Area) LL BD (Dia) LOW SWITCHING NOISE LOW THERMAL RESISTANCE BL HIGH SWITCHING CAPABILITY Color Band Denotes Cathode LOW FORWARD VOLTAGE DROP MECHANICAL DATA LL Case: JEDEC DO-27 molded epoxy (U/L Flammability Rating 94V-0) Terminals: Plated axial leads LD (Dia) Solderability: Per MIL-STD 202 Method 208 guaranteed T Polarity: Color band denotes cathode S RoH Mounting Position: Any AN PLI M CO Minimum In mm Sym BL BD LL LD Weight: 0.04 Ounces (1.12 Grams) 1.00 0.048 25.4 1.2 Maximum In mm 9.28 0.365 0.205 5.2 0.052 1.3 MAXIMUM RATINGS & ELECTRICAL CHARACTERISTICS PARAMETER (TEST CONDITIONS) SYMBOL RATINGS Maximum DC Blocking Voltage VRM UFR UFR UFR UFR UFR UFR UFR UFR UFR 300 301 302 303 304 305 306 308 310 50 100 200 300 400 500 600 800 1000 Maximum RMS Voltage VRMS 35 70 140 210 VRRM 50 100 200 300 Series Number Maximum Peak Recurrent Reverse Voltage o Average Forward Rectified Current @ TA = 55 C Peak Forward Surge Current ( 8.3mS single half sine wave superimposed on rated load) Maximum Forward Voltage at 3 Amps DC Maximum Average DC Reverse Current At Rated DC Blocking Voltage @ TC = 25 C o @ TC = 125 C Typical Thermal Resistance, Junction to Lead Typical Junction Capacitance (Note 1) Maximum Reverse Recovery Time (IF=0.5A, IR=1A, IRR=0.25A) Junction Operating and Storage Temperature Range NOTES: (1) Measured at 1 MHz and an applied reverse voltage of 4 volts. 420 560 400 600 800 1000 3 IFSM 160 VFM 700 VOLTS 280 350 IO 500 1.25 o UNITS AMPS 1.7 VOLTS IRM 5 50 mA RqJA 20 °C/W CJ 45 pF TRR TJ, TSTG 75 50 -65 to +150 nSec °C 3.01 ufr300 C9 DIOTEC ELECTRONICS CORP. Data Sheet No. SESA-301-2B 18020 Hobart Blvd., Unit B Gardena, CA 90248 U.S.A Tel.: (310) 767-1052 Fax: (310) 767-7958 3 AMP ULTRAFAST RECOVERY DIODES RATING & CHARACTERISTIC CURVES FOR SERIES UFR300 - UFR310 175 Resistive and Inductive Loads 160 150 125 NOTE 1 100 75 50 o Ambient Temperature, C 25 10 1 FIGURE 1. FORWARD CURRENT DERATING CURVE 100 Number of Cycles at 60 Hz FIGURE 2. MAXIMUM NON-REPETITIVE SURGE CURRENT 100 TJ = 150 C o 10 UFR300-304 TJ = 100 C o TJ = 25 C o 1.0 UFR305-310 0.1 NOTE 3 0 0.01 0.4 20 40 60 80 100 120 140 Percent of Rated Peak Reverse Voltage 0.8 0.6 1.0 1.2 1.4 1.6 1.8 FIGURE 4. TYPICAL REVERSE CHARACTERISTICS Instantaneous Forward Voltage (Volts) FIGURE 3. TYPICAL FORWARD CHARACTERISTICS 200 160 NOTES (1) Single Phase, Half Wave, 60 Hz; Lead Length = 0.375" (9.5mm) 120 (2) JEDEC Method, 8.3 mSec. Single Half Sine Wave; UFR306-310 80 UFR300-305 (3) TJ = 25 C, Pulse Width = 300 mSec, 2.0% Duty Cycle o 40 0 0.1 1 10 100 Reverse Voltage, (Volts) FIGURE 5. TYPICAL JUNCTION CAPACITANCE C10 4.97bsesa3a