UFR400

DIOTEC ELECTRONICS CORP. 18020 Hobart Blvd., Unit B Gardena, CA 90248 U.S.A Tel.: (310) 767-1052 Fax: (310) 767-7958 Data Sheet No. SESA-401-1C 4 AMP ULTRAFAST RECOVERY DIODES FEATURES MECHANICAL SPECIFICATION R ACTUAL SIZE OF DO-27 PACKAGE PROPRIETARY SOFT GLASS JUNCTION PASSIVATION FOR SUPERIOR RELIABILITY AND PERFORMANCE VOID FREE VACUUM DIE SOLDERING FOR MAXIMUM MECHANICAL STRENGTH AND HEAT DISSIPATION (Solder Voids: Typical < 2%, Max. < 10% of Die Area) LOW SWITCHING NOISE LOW THERMAL RESISTANCE HIGH SWITCHING CAPABILITY LOW FORWARD VOLTAGE DROP MECHANICAL DATA SERIES UFR400 - UFR410 DO - 27 LL BD (Dia) BL Color Band Denotes Cathode 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 Polarity: Color band denotes cathode Mounting Position: Any Weight: 0.04 Ounces (1.12 Grams) S RoH N LIA MP CO T Sym BL BD LL LD Minimum In mm Maximum In mm 9.28 0.365 0.205 5.2 1.3 1.00 0.048 25.4 1.2 0.052 MAXIMUM RATINGS & ELECTRICAL CHARACTERISTICS Ratings at 25 °C ambient temperature unless otherwise specified. Single phase, half wave, 60Hz, resistive or inductive load. For capacitive loads, derate current by 20%. PARAMETER (TEST CONDITIONS) Series Number Maximum DC Blocking Voltage Maximum RMS Voltage Maximum Peak Recurrent Reverse Voltage Average Forward Rectified Current @ TA = (as shown) Peak Forward Surge Current ( 8.3mS single half sine wave superimposed on rated load) 3-Amps DC Maximum Forward Voltage at: 4-Amps DC Maximum Average DC Reverse Current At Rated DC Blocking Voltage Typical Thermal Resistance: Typical Junction Capacitance (Note 1) Maximum Reverse Recovery Time (IF=0.5A, I R=1A, I RR=0.25A) Junction Operating and Storage Temperature Range NOTES: (1) Measured at 1MHz and an applied reverse voltage of 4 volts. SYMBOL RATINGS UFR UFR UFR UFR UFR UFR UFR UFR UFR 400 401 402 403 404 406 408 409 410 UNITS VRM VRMS VRRM IO IFSM VFM IRM RGJL RGJA CJ TRR TJ, TSTG 50 35 50 100 200 300 70 140 210 100 200 300 4 o @TA=80 C 400 400 600 600 800 900 1000 560 630 4o @TA=55 C 700 VOLTS 800 900 1000 AMPS 280 420 200 1.20 1.25 5 50 7.5 18.0 45 50 60 -65 to +175 75 1.70 1.85 10 50 VOLTS @ TJ = 25 C o @ TJ = 125 C Junction to Lead Junction to Air o mA °C/W pF nSec °C 3.01 ufr400 C11 DIOTEC ELECTRONICS CORP. 18020 Hobart Blvd., Unit B Gardena, CA 90248 U.S.A Tel.: (310) 767-1052 Fax: (310) 767-7958 Data Sheet No. SESA-401-2C 4 AMP ULTRAFAST RECOVERY DIODES RATING & CHARACTERISTIC CURVES FOR SERIES UFR400 - UFR410 250 Resistive and Inductive Loads 200 UFR400-404 150 100 UFR406-410 NOTE 1 50 NOTE 2 0 1 10 100 Ambient Temperature, C FIGURE 1. FORWARD CURRENT DERATING CURVE o Number of Cycles at 60 Hz FIGURE 2. MAXIMUM NON-REPETITIVE SURGE CURRENT 100 (1) UFR400-404 (2) UFR406-410 T J = 175 (2) o C 10 T J = 175 (1) o C (2) (1) 1.0 T J = 25 (2) o C 0.1 NOTE 4 T J = 25 (1) o C (1) UFR400-404 (2) UFR406-410 NOTE 3 0.01 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 0 20 40 60 80 100 120 140 Instantaneous Forward Voltage (Volts) FIGURE 3. TYPICAL FORWARD CHARACTERISTICS 100 Percent of Rated Peak Reverse Voltage FIGURE 4. TYPICAL REVERSE CHARACTERISTICS NOTES (1) Lead Length = 0.375" (9.5mm) (2) (1) 10 (2) JEDEC Method, 8.3 mSec. Single Half Sine Wave (3) TJ = 25 C, Pulse Width = 300 mSec, 2.0% Duty Cycle o (1) UFR400-404 (2) UFR406-410 (4) These Curves Are Typical For The Highest Voltage Diode in The Voltage Grouping. 0 10 20 30 40 50 Reverse Voltage, (Volts) C12 FIGURE 5. TYPICAL JUNCTION CAPACITANCE 3.01 ufr400