31DQ04

31DQ03 - 31DQ04 PRV : 30 - 40 Volts IO : 3.3 Amperes FEATURES : * * * * * * * * High current capability High surge current capability High reliability High efficiency Low power loss Low forward voltage drop Low cost Pb / RoHS Free SCHOTTKY BARRIER RECTIFIER DIODES DO-201AD 0.21 (5.33) 0.19 (4.82) 1.00 (25.4) MIN. 0.375 (9.52) 0.285 (7.24) 0.052 (1.32) 0.048 (1.22) 1.00 (25.4) MIN. MECHANICAL DATA : * Case : DO-201AD Molded plastic * Epoxy : UL94V-O rate flame retardant * Lead : Axial lead solderable per MIL-STD-202, Method 208 guaranteed * Polarity : Color band denotes cathode end * Mounting position : Any * Weight : 1.1 grams Dimensions in inches and ( millimeters ) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating at 25 °C ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20%. RATING Maximum Recurrent Peak Reverse Voltage Maximum DC Blocking Voltage Maximum Average Forward Current at Ambient Temperature , Tc = 48 °C Maximum Non-repetitive Peak Forward Surge Current ( 50 Hz, Sine wave, 10ms ) Maximum Forward Voltage at IF = 3.0 A Maximum Reverse Current at VR = VRRM , Tj = 25°C Junction Temperature Range Storage Temperature Range SYMBOL VRRM VDC IF(AV) 31DQ03 30 30 3.3 31DQ04 40 40 UNIT V V A IFSM VF IR TJ TSTG 120 0.55 3.0 - 40 to + 150 - 40 to + 150 A V mA °C °C Page 1 of 2 Rev. 02 : March 25, 2005 RATING AND CHARACTERISTIC CURVES ( 31DQ03- 31DQ04 ) FIG.1 - FORWARD CURRENT DERATING CURVE AVERAGE FORWARD CURRENT, AMPERES 5 FIG.2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 120 4 PEAK FORWARD SURGE CURRENT, AMPERES 0 25 50 75 100 125 150 175 80 3 60 2 40 1 20 0 0 1 2 4 6 10 20 40 60 100 CASE TEMPERATURE, (°C) NUMBER OF CYCLES AT 50Hz FIG.3 - TYPICAL FORWARD CHARACTERISTICS REVERSE CURRENT, MILLIAMPERES 20 10 FIG.4 - TYPICAL REVERSE CHARACTERISTICS 10 TJ= 100 °C FORWARD CURRENT, AMPERES 1.0 1.0 Tj = 25 °C 0.1 0.1 TJ = 25 °C 0.01 0.01 0 20 40 60 80 100 120 140 PERCENT OF RATED REVERSE VOLTAGE, (%) 0.001 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 FORWARD VOLTAGE, VOLTS Page 2 of 2 Rev. 02 : March 25, 2005