BYW54

BYW54 - BYW56 PRV : 600 - 1000Volts Io : 2.0 Amperes FEATURES : * * * * * * High current capability High surge current capability High reliability Low reverse current Low forward voltage drop Pb / RoHS Free AVALANCHE RECTIFIER DIODES D2 0.161 (4.1) 0.154 (3.9) 1.00 (25.4) MIN. 0.284 (7.2) 0.268 (6.8) 0.034 (0.86) 0.028 (0.71) 1.00 (25.4) MIN. MECHANICAL DATA : * Case : D2 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 : 0.465 gram Dimensions in inches and ( millimeters ) 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%. MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS RATING Maximum Repetitive Peak Reverse Voltage Maximum Crest Working Reverse Voltage Maximum Continuous Reverse Voltage Min. Reverse Avalanche Breakdown Voltage @ IR = 0.1 mA Maximum Average Forward Current Ttp= 45 °C (Note 1) Maximum Non-Repetitive Peak Forward Surge Current Maximum Repetitive Peak Forward Current Maximum Forward Voltage at IF = 1.0 A Maximum Reverse Current at VR = VRRM Maximum Reverse Current at VR = VRRM , Tj = 165 °C Typical Reverse Recovery Time (Note 2) Thermal Resistance - Junction to Ambient Junction Temperature Range Storage Temperature Range Notes : (1) Lead Length 10 mm. (2) Test Conditions : IF = 0.5 A to IR = 1 A ; measured at Irr = 0.25 A SYMBOL VRRM VRWM VR V(BR)R-min. IF(AV) IFSM IFRM VF IR IR(H) Trr RθJA TJ TSTG BYW54 600 600 600 650 BYW55 800 800 800 900 2.0 50 12 1.0 1.0 150 3.0 100 - 65 to + 175 - 65 to + 175 BYW56 1000 1000 1000 1300 UNIT V V V V A A A V µA µA µs K/W °C °C Page 1 of 2 Rev. 02 : March 25, 2005 RATING AND CHARACTERISTIC CURVES ( BYW54 - BYW56 ) FIG.1 - REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM 50 Ω 10 Ω + 0.5 A D.U.T. 50 Vdc (approx) 1Ω PULSE GENERATOR ( NOTE 2 ) OSCILLOSCOPE ( NOTE 1 ) 0 - 0.25 A Trr + - 1.0 A NOTES : 1. Rise Time = 7 ns max., Input Impedance = 1 megaohm, 22 pF. 2. Rise time = 10 ns max., Source Impedance = 50 ohms. 3. All Resistors = Non-inductive Types. FIG.2 - DERATING CURVE FOR OUTPUT RECTIFIED CURRENT AVERAGE FORWARD OUTPUT CURRENT, AMPERES 2.0 50 FIG.3 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT PEAK FORWARD SURGE CURRENT, AMPERES 1.6 40 1.2 30 0.8 20 0.4 10 0 0 25 50 75 100 125 150 175 0 1 2 4 6 10 20 40 60 100 TIE-POINT TEMPERATURE, ( °C) NUMBER OF CYCLES AT 60Hz 100 REVERSE CURRENT, MICROAMPERES FIG.4 - TYPICAL FORWARD CHARACTERISTICS FIG.5 - TYPICAL REVERSE CHARACTERISTICS 10 TJ = 100 °C FORWARD CURRENT, AMPERES 10 1.0 1.0 TJ = 25 °C 0.1 TJ = 25 °C 0.1 0.01 0 20 40 60 80 100 120 140 0.01 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 PERCENT OF RATED REVERSE VOLTAGE, (%) FORWARD VOLTAGE, VOLTS Page 2 of 2 Rev. 02 : March 25, 2005