BY251_10 TSC | Alldatasheet
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bis] SEMICONDUCTOR BY2 51 . BY254 3.0 AMPS. Silicon Rectifiers RoHS 0-20 (Pe) COMPLIANCE DO-201AD 497160) LN OIA Features ol | ~~ High efficiency, Low VF 375,105) + — High current capability 335065) ~~ High reliability + High surge current capability ~ — Low power loss 1.0254) + Green compound with suffix “G" on packing 0521.3 code & prefix “G” on datecode. adit Mechanical Data + Cases: Molded plastic Dimensions in inches and (millimeters) + Epoxy: UL 94V-0 rate flame retardant arking Diagram + Lead: Pure tin plated, lead free., solderable per MIL-STD-202, Method 208 guaranteed . ~ Polarity: Color band denotes cathode vane ee = alate” + High temperature soldering guaranteed: sora Y= Year 260°C/10 seconds/.375" (9.5mm) lead | Ww = Work Week lengths at 5 Ibs., (2.3kg) tension T ~~ Weight: 1.2 grams 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% Type Number Symbol | By251 | ByY252 | BY253 | BY254 | Units| [Maximum DC Blocking Voltage | Voc | 200 | 400 | 600 | 800 | Vv | Maximum Average Forward Rectified [Current . 375 (9.5mm) Lead Length IF(AV) 3.0 A @T, = 75°C Peak Forward Surge Current, 8.3 ms Single Half Sine-wave Superimposed on Rated lesm 150 A Load (JEDEC method [Maximum Instantaneous Forward Voltage Maximum DC Reverse Current at @ Ta=25°C| 5.0 uA [Rated DC Blocking Voltage (Note 1) @ Ta=125°C) 100 uA Maximum Full Load Reverse Current, Full Cycle Average .375"(9.5mm) Lead Length IRiv) 30 uA |@T.=75 [Typical Junction Capacitance(Note3) | Cy | OT [Typical Thermal Resistance (Note2) [Raw [40 «dC Operating Temperature Range -65 to +150 ~65 to +150 Notes: 1. Pulse Test with PW=300 usec, 1% Duty Cycle 2. Mount on Cu-Pad Size 16mm x 16mm on P.C.B. 3, Measured at 1 MHz and Applied Reverse Voltage of 4.0 V D.C. Version: C10
RATINGS AND CHARACTERISTIC CURVES (BY251 THRU BY254) FIG.1- MAXIMUM FORWARD CURRENT FIG.2- TYPICAL REVERSE CHARACTERISTICS go DERATING CURVE Zz 100 5 a a | A z 0 te a? 8 esc ee g ° (oer TT o 2 wu SS SS SS E3 Single Phase g aS SO & | HaltWave cov 2 o | | [fT tT g || ait tne, rT NJ a ——— @ Lead Length é = a AMBIENT TEMPERATURE. (°C) ~ PERCENT OF RATED PEAK REVERSE VOLTAGE. (%) FIG.3- MAXIMUM NON-REPETITIVE FORWARD: z SURGE CURRENT PER LEG eT ME TT El 5 SY PERLE GebeC eno!) a NS TT) max Es ee, LH 2 60 [ss B OO et TTI * 30 eel ae FIG.5- TYPICAL FORWARD LT TPT CHARACTERISTICS o 100 NUMBER OF CYCLES AT 602 _—— Ea a a A FIG.4- TYPICAL JUNCTION CAPACITANCE Fa 10 a Ss 3 SSS SSS : SSeS SS 8 Ep ee 4 gO | Pee HH 2 te EE Pre wit-30015 J
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a 1 si so 100 oa 06 08 10 12 14 16 18 REVERSE VOLTAGE. () FORWARD VOLTAGE. (V) Version: C10