BY550-100

BY550-50 ~ BY550-1000 PRV : 50 - 1000 Volts Io : 5.0 Amperes FEATURES : * * * * * * High current capability High surge current capability High reliability Low reverse current Low forward voltage drop Pb / RoHS Free SILICON RECTIFIER DIODES DO - 201AD 0.21 (5.33) 0.19 (4.83) 1.00 (25.4) MIN. 0.375 (9.53) 0.285 (7.24) 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 : 0.929 grams 0.052 (1.32) 0.048 (1.22) 1.00 (25.4) MIN. 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 Repetitive Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Current 0.375"(9.5mm) Lead Length Ta = 60°C Peak Forward Surge Current 8.3ms Single half sine wave Superimposed on rated load (JEDEC Method) Maximum Forward Voltage at IF = 5.0 Amps. Maximum DC Reverse Current at rated DC Blocking Voltage Typical Thermal Resistance (Note2) Junction Temperature Range Storage Temperature Range Notes : (1) Measured at 1.0 MHz and applied reverse voltage of 4.0VDC SYMBOL VRRM VRMS VDC IF IFSM VF IR IR(H) CJ RθJA TJ TSTG BY550 BY550 BY550 BY550 BY550 BY550 - 50 - 100 - 200 - 400 - 600 - 800 BY550 - 1000 UNIT V V V A A V µA µA pF °C/W °C °C 50 35 50 100 70 100 200 140 200 400 280 400 5.0 300 1.1 20 50 50 18 600 420 600 800 560 800 1000 700 1000 Ta = 25 °C Ta = 100 °C Typical Junction Capacitance (Note1) - 65 to + 175 - 65 to + 175 (2) Thermal resistance from Junction to Ambient at 0.375" (9.5mm) Lead Lengths, P.C. Board Mounted. Page 1 of 2 Rev. 02 : March 25, 2005 RATING AND CHARACTERISTIC CURVES ( BY550-50 - BY550-1000 ) FIG.1 - DERATING CURVE FOR OUTPUT RECTIFIED CURRENT 5 300 FIG.2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT PEAK FORWARD SURGE CURRENT, AMPERES Ta = 25 °C 240 AVERAGE FORWARD OUTPUT CURRENT, AMPERES 4 3 180 2 120 1 60 0 0 25 50 75 100 125 150 175 0 1 2 4 6 10 20 40 60 100 AMBIENT TEMPERATURE, ( °C) NUMBER OF CYCLES AT 60Hz FIG.3 - TYPICAL FORWARD CHARACTERISTICS FIG 4 . - TYPICAL JUNCTION CAPACITANCE JUNCTION CAPACITANCE, (pF) 100 100 50 FORWARD CURRENT, AMPERES T J = 25 °C 10 10 5 1.0 Pulse Width = 300 µs 2% Duty Cycle T J = 25 °C 1 1 2 4 10 20 40 100 REVERSE VOLTAGE, VOLTS 0.1 FIG. 5 - TYPICAL REVERSE CHARACTERISTICS 0.01 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 10 REVERSE CURRENT, MICROAMPERES FORWARD VOLTAGE, VOLTS Ta = 100 °C 1.0 0.1 Ta = 25 °C 0.01 0 20 40 60 80 100 120 140 PERCENT OF RATED REVERSE VOLTAGE, (%) Page 2 of 2 Rev. 02 : March 25, 2005