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BY254 Datasheet(PDF) 1 Page - MIC GROUP RECTIFIERS |
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BY254 Datasheet(HTML) 1 Page - MIC GROUP RECTIFIERS |
1 / 2 page AXIAL SILASTIC GUARD JUNCTION STANDARD RECTIFIER VOLTAGE RANGE 200 to 1300 Volts BY251 THRU BY255 CURRENT 3.0 Ampere E-mail: sales@cnmic.com Web Site: www.cnmic.com FEATURES • Low coat construction • Low forward voltage drop • Low reverse leakage • High forward surge current capability • High temperature soldering guaranteed: 260℃/10 secods/.375”(9.5mm)lead length at 5 lbs(2.3kg) tension MECHANICAL DATA • Case: Transfer molded plastic • Epoxy: UL94V-O rate flame retardant • Polarity: Color band denotes cathode end • Lead: Plated axial lead, solderable per MIL-STD-202E method 208C • Mounting position: Any • Weight: 0.042 ounce, 1.19 grams MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS • Ratings at 25 OC ambient temperature unless otherwise specified • Single Phase, half wave, 60Hz, resistive or inductive load • For capacitive load derate current by 20% SYMBOLS BY251 BY252 BY253 BY254 BY255 UNIT Maximum Repetitive Peak Reverse Voltage VRRM 200 400 600 800 1300 Volts Maximum RMS Voltage VRMS 140 280 420 560 910 Volts Maximum DC Blocking Voltage VDC 200 400 600 800 1300 Volts Maximum Average Forward Rectified Current 0.375”(9.5mm) lead length at TA= 75℃ I(AV) 3.0 Amps Peak Forward Surge Current 8.3mS single half sine wave superimposed on rated load (JEDEC method) IFSM 125 Amps Maximum Instantaneous Forward Voltage @ 3.0A VF 1.1 Volts TA = 25℃ 5.0 Maximum DC Reverse Current at Rated DC Blocking Voltage per element TA = 100℃ IR 50 µA Maximum Full Load Reverse Current, full cycle average 0.375”(9.5mm)lead length at TL=75℃ IR(AV) 500 µA Typical Junction Capacitance (Note 1) CJ 40 pF Typical Thermal Resistance (Note 2) RθJA 30 ℃ /W Operating Junction Temperature Range TJ -55 to +150 ℃ Storage Temperature Range TSTG -55 to +150 ℃ Notes: 1. Measured at 1.0MHz and Applied Reverse Voltage of 4.0V DC. 2. Thermal Resistance from junction to ambient at .375”(9.5mm) lead length, P.C.board mounted. DIA. .052(1.3) .048(1.2) .220(5.6) .197(5.0) 1.0(25.4) MIN. .375(9.5) .335(8.5) 1.0(25.4) MIN. DO-27 Dimensions in inches and (millimeters) DIA. |
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