31DQ09 - 31DQ10 SCHOTTKY BARRIER RECTIFIER DIODES PRV : 90 - 100 Volts IO : 3.3 Amperes DO-201AD FEATURES : * * * * * * * * High current capability High surge current capability High reliability High efficiency Low power loss Low forward voltage drop Low cost Pb / RoHS Free 1.00 (25.4) MIN. 0.21 (5.33) 0.19 (4.82) 0.375 (9.52) 0.285 (7.24) 1.00 (25.4) MIN. 0.052 (1.32) 0.048 (1.22) 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 SYMBOL 31DQ09 31DQ10 UNIT Maximum Recurrent Peak Reverse Voltage VRRM 90 100 V Maximum DC Blocking Voltage VDC 90 100 V Maximum Average Forward Current IF(AV) 3.3 A IFSM 34 A VF 0.85 V Maximum Reverse Current at VR = VRRM , Tj = 25°C IR 1.0 mA Maximum Reverse Current at VR = VRRM , Tj = 125°C IRM 3.0 mA Junction Temperature Range TJ - 40 to + 150 °C Storage Temperature Range TSTG - 40 to + 150 °C at Ambient Temperature , Tc = 53 °C Maximum Non-repetitive Peak Forward Surge Current ( 50 Hz, Sine wave, 10ms ) Maximum Forward Voltage at IF = 3.0 A Page 1 of 2 Rev. 02 : March 25, 2005 RATING AND CHARACTERISTIC CURVES ( 31DQ09 - 31DQ10 ) AVERAGE FORWARD CURRENT, AMPERES FIG.1 - FORWARD CURRENT DERATING CURVE FIG.2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 5 PEAK FORWARD SURGE CURRENT, AMPERES 50 4 3 2 1 0 30 20 10 0 0 25 50 75 100 125 150 175 1 2 4 6 10 20 40 60 100 NUMBER OF CYCLES AT 50Hz FIG.3 - TYPICAL FORWARD CHARACTERISTICS FIG.4 - TYPICAL REVERSE CHARACTERISTICS REVERSE CURRENT, MILLIAMPERES CASE TEMPERATURE, (°C) 20 10 FORWARD CURRENT, AMPERES 40 1.0 Tj = 25 °C 0.1 0.01 10 TJ= 100 °C 1.0 TJ = 25 °C 0.1 0.01 0 20 40 60 80 10 0 12 0 14 0 PERCENT OF RATED REVERSE VOLTAGE, (%) 0.001 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 FORWARD VOLTAGE, VOLTS Page 2 of 2 Rev. 02 : March 25, 2005