HIGH VOLTAGE 1 AMP SILICON RECTIFIERS BY127/133 & EM513 THRU EM518 TECHNICAL SPECIFICATION VOLTAGE FEATURES 1250 to 2000 Volts Low cost construction utilizing void - free moulded plastic technique Plastic package has Underwriters Laboratories Flammability Classification 94V-0 Diffused junction High surge current capability Low leakage High temperature soldering capability : 250C/10 seconds/9.5mm (.375in.) lead length at 2.3kg (5lb) tension Easily cleaned with Freon, Alcohol, Chlorothene and other similar solvents CURRENT 1.0 Amp DIMENSIONS - millimeters (inches) DO-41 25.4 (1.0) min. 2.7 (.107) 2.0 (.080) MECHANICAL DATA Case Terminals Polarity Mounting Position Weight 5.2 (.205) 4.1 (.160) : JEDEC DO-41, moulded plastic. : Plated axial leads, solderable per MIL-STD-202, Method 208. : Colour band denotes cathode end. : Any : 0.3 grams (0.012 ounce) Cathode Band 25.4 (1.0) min. .86 (.034) .71 (.028) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25C ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20%. Symbols BY127 BY133 EM513 EM516 EM518 Maximum Recurrent Peak Reverse Voltage VRRM 1250 1300 1600 1800 2000 V Maximum RMS Voltage VRMS 875 910 1120 1260 1400 V Maximum DC Blocking Voltage Maximum Average Forward Rectified Current 9.5mm (.375in.) Lead Length at TA = 75C VDC 1250 1300 1600 1800 2000 V IF(AV) 1.0 A Peak Forward Surge Current, 8.3 ms single half sine - wave superimposed on rated load IFSM 30 A Maximum Instantaneous Forward Voltage at 1.0A VF 1.3 V 5.0 50 A A 30 A Maximum Reverse Current at Rated DC Blocking Voltage TA = 25C T A= 100C Maximum Full load Reverse Current Full Cycle Average, 9.5mm (.375in.) Lead Length at TL = 75C IR IR(AV) Units Typical Junction Capacitance (see Note 1) CJ 30 pF Typical Thermal Resistance (see Note 2) RTHja 50 C/W Operating Temperature Range TJ - 50 to + 175 C Storage Temperature Range TSTG - 50 to + 175 C Notes : 1. 2. Measured at 1.0 MHz and applied reverse voltage of 4.0 Volts Thermal Resistance from Junction to Ambient Reformatted by Anglia 9843 BY127/133 & EM513 THRU EM518 RATING AND CHARACTERISTIC CURVES FIG. 1 - FORWARD CURRENT DERATING CURVE FIG. 2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 30 0.8 PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD RECTIFIED CURRENT, AMPERES 1.0 L 0.6 0.4 5mm x 5mm Cu Leafs 9.5mm Lead Length 0.2 25 20 15 TA = 75C 8.3ms single half sine-wave (JEDEC) method 10 0 5 0 25 50 75 100 125 150 175 200 1 2 20 100 50 NUMBER OF CYCLES AT 60Hz AMBIENT TEMPERATURE, C FIG. 4 - TYPICAL JUNCTION CAPACITANCE FIG. 3 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 100 100 50 CAPACITANCE, pF 30 10 3.0 1.0 20 10 5 TJ = 25C f = 1MHz VSIG = 50mVp-p 2 0.3 TJ = 25C Pulse width = 300s 2% duty cycle 1 .1 0.1 .2 .5 1 2 5 10 20 50 100 REVERSE VOLTAGE, VOLTS .03 .01 0.4 0.6 0.8 1.0 1.2 1.4 1.6 INSTANTANEOUS FORWARD VOLTAGE, VOLTS FIG. 5 - TYPICAL REVERSE CHARACTERISTICS 10 INSTANTANEOUS REVERSE CURRENT, MICROAMPERES INSTANTANEOUS FORWARD CURRENT, AMPERES 10 5 3.0 TJ = 100C 1.0 0.3 0.1 TJ = 25C .03 .01 0 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE, % Reformatted by Anglia 9843