DIOTEC ELECTRONICS CORP. Data Sheet No. SBDA-302-1B 18020 Hobart Blvd., Unit B Gardena, CA 90248 U.S.A Tel.: (310) 767-1052 Fax: (310) 767-7958 3 AMP SCHOTTKY BARRIER RECTIFIERS MECHANICAL SPECIFICATION FEATURES ACTUAL SIZE OF DO-27 PACKAGE Metal semiconductor junction with guard ring SERIES SK302 - SK310 DO-27 Epitaxial Construction LL BD (Dia) Low forward voltage drop High current capacity BL For use in low voltage, high frequency inverters, free wheeling, and polarity protection applications Color Band Denotes Cathode 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 Minimum In mm BL Maximum In mm 9.28 0.365 Mounting Position: Any BD 0.205 5.2 Weight: 0.04 Ounces (1.12 Grams) LL LD 0.052 1.3 Sym Polarity: Color band denotes cathode 1.00 0.048 25.4 1.2 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) RATINGS SYMBOL SK302 Series Number SK304 SK306 SK307 SK310 60 70 100 42 49 70 70 100 Maximum DC Blocking Voltage VRM 20 40 Maximum RMS Voltage VRMS 14 28 VRRM 20 40 60 Maximum Peak Recurrent Reverse Voltage UNITS VOLTS o Average Forward Rectified Current @ TL = 90 C (TL measured on cathode lead, 1/32 in. from case)) AMPS 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 (Note 1) Typical Thermal Resistance, Junction to Ambient IFSM VFM o @ TL= 25 C o @ TL = 100 C 100 0.5 0.7 0.8 VOLTS 0.5 20 mA RqJA 20 °C/W Typical Junction Capacitance (Note 2) CJ TJ NOTES: (1) Lead temperature reference is cathode lead 1/32 in from case. (2) Measured at 1MHz & applied reverse voltage of 4 volts 120 IRM Junction Operating Temperature Range Storage Temperature Range 3 IO TSTG pF 250 -65 to +125 -65 to +150 -65 to +150 °C 4.97fsbda302 A7 DIOTEC ELECTRONICS CORP. Data Sheet No. SBDA-302-2B 18020 Hobart Blvd., Unit B Gardena, CA 90248 U.S.A Tel.: (310) 767-1052 Fax: (310) 767-7958 3 AMP SCHOTTKY BARRIER RECTIFIERS RATING & CHARACTERISTIC CURVES FOR SERIES SK302 - SK310 180 Peak Forward Surge Current (Amperes) Average Forward Current, Io (Amperes) 3.75 3.00 (2) (1) SK302-304 2.25 (2) SK306-310 1.50 NOTE 1 0.75 (1) 0 50 0 150 120 (1) (1) SK302-304 60 (2) SK306-310 NOTE 2 150 100 (2) 90 30 1 o Case Temperature, C 10 FIGURE 1. FORWARD CURRENT DERATING CURVE 100 Number of Cycles at 60 Hz FIGURE 2. MAXIMUM NON-REPETITIVE SURGE CURRENT 10.0 NOTE 4 Instantaneous Reverse Current, IR (Milliamperes) Instantaneous Forward Current Amperes 50 (1) 10 (2) (3) NOTE 3 1.0 (1) SK302-304 (2) SK306 (3) SK307-310 0.1 0.15 0.25 0.35 0.45 0.55 0.65 0.75 0.85 TJ = 125 oC 1.0 0.1 .1 TJ = 75 oC 0.01 TJ = 25 oC 0.001 0 Instantaneous Forward Voltage (Volts) 20 40 60 80 100 120 140 Percent of Rated Peak Reverse Voltage FIGURE 3. TYPICAL FORWARD CHARACTERISTICS FIGURE 4. TYPICAL REVERSE CHARACTERISTICS NOTES (1) Single Phase, Half Wave, 60 Hz, Resistive or Inductive Load, 0.375" (9mm) Lead Length (2) JEDEC Method, 8.3 mSec. Single Half Sine Wave, Tc = 95 oC (3) TJ = 25 oC, Pulse Width = 300 mSec, 2.0% Duty Cycle (4) Legend for Figure 4, Typical Reverse Characteristics: SK302-306 SK307-310 A8 4.97bsbda302