BY255 YIXIN | Alldatasheet

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MEDIUM CURRENT PLA STI C R ECTIF IER VOLT A GE - 200 to 1300 V olts CURREN T - 3.0 A m peres F E A TURES l E x c e High surge c urrent c apability l P las tic pack age has Underw ri ter s Laborator y F lamm ability Cl ass ific ation 94V - O l Low leak age l V oi d- free m olded i n DO -201AD pl asti c package l Hi gh c urrent operation of 3 Am peres at T A = 95 ¢J w ith no therm al r unaw ay l eds env ironm ental s tandards of MI L-S-19500/228 MECHANICAL DA T A Case: J EDEC DO- 201A D Molded pl asti c T erm inal s: Pl ated ax ial leads , sol der abl e per MI L-ST D-750, Method 2026 Polari ty : Col or band denotes c athode Mounting Posi tion: A ny W ei ght: 0.04 ounc e, 1.1 gram MAXIMUM RA TING S AND ELECTRICAL CHARA CTERIS T ICS Ratings at 25 ¢J am bi ent tem per ature unl ess other w is e spec ifi ed. 60 Hz , res is tiv e or induc tiv e load. F or c apaci tiv e load, derate c urrent by 20%. S Y M BOLS B Y 251 B Y 252 B Y 253 B Y 254 B Y 255 UNI T S Max im um Rec urrent Peak Rev er s e V oltage V RR M 200 400 600 800 1300 V olts Max im um RMS V ol tage V R MS 140 280 420 560 910 V olts Max im um DC Bl ock ing V ol tage V DC 200 400 600 800 1300 V olts Max im um A v er age F orw ard Rec tified Current .375"(9.5mm ) Lead Length at T A = 95 ¢J I( A V ) 3.0 Am ps Peak Forw ard Surge Current 8.3m s s ingl e half si ne-w av e superim pos ed on rated load ( J EDEC m ethod) IFSM 100.0 Am ps Max im um I ns tantaneous Forw ard V ol tage T J = 25 ¢J at 3.0A T J =100 ¢J V F 1.1 1.0 V olts V olts Max im um DC Rev erse Current T A = 25 ¢J at Rated DC Blocki ng V oltage T A = 100 ¢J IR 5.0 1000 £g A £g A Ty pi cal Junc tion c apaci tance (Note 2) T J = 25 ¢J C J 40 P F Ty pi cal Rev er s e Recov ery T im e ( Note 3) T RR 2.5 £g A Ty pi cal T herm al Resi stanc e ( Note 1) R £KJA 15.0 ¢J /W O perating Junc tion T em perature Range T J -50 to +150 ¢J Storage T em perature Range T ST G -50 to +150 ¢J NO T ES: 2. Measured at 1 MHz and applied rev er s e v oltage of 4.0 v ol ts. DO -201AD A ll data sheet.com

RA T ING AND CHARACT ERI ST IC CURVES BY 251 T HRU BY255 40 60 80 100 120 140 160 180 T J = B OT H LEADS T O HEA T SI N K WI T H LENG T HS ( f) A S SHO W N T A =A M B I E NT T E MPE RA T URE 0.375 ( 9.5mm ) LEA D P. C.B OA RD MO UNT I NG RES ISTI VE OR INDUCT I VE LOA D T EM PERA T UR E, ¢J 200 100 1 5 10 50 100 8. 3m s Sin g le Half Since -W a ve JE DEC Me thod M ON- REPE T IT IV E T J= 150 ¢J REPE T IT IV E AMB IENT T EM PE RAT URE , ¢J Fi g. 1-F ORW ARD CURRENT DERA T ING CURVE Fi g. 2-MAX IMUM PEAK FORW A RD SURG E CURRENT 100 1 5 10 50 100 T J = 25 ¢J f = 1 MH z Vis g = 50 m V p - p REV E RSE V OL T AGE, V O L T S Fig. 4-T Y PI CA L JUNCT IO N CAPA CI TANCE 100 3.0 1.0 0.3 0.1 .03 .01 T j = 25 ¢J Pul s e W id th = 300 £g s 2 % Dut y C y cl e INS T A N T A N EOU S FO RW A RD V OL T AGE , V O L T S Fi g. 3-T YPI CAL I NST ANTANE O US FORW A RD CHARACT ERI ST ICS 1.0 0.1 .01 0 20 40 60 80 100 120 140 T A = 100 ¢J T A = 25 ¢J PERC ENT OF RAT ED P A K REV E RSE V OL T AGE, % Fi g. 5-T YPI CAL REVERSE CHA RACT E RI ST ICS A VERAGE FORWARD CURRENT , AMPERES PEAK FORWARD SURGE CURRENT , AMPERES INSTANTANEOUS FORWARD CURRENT , AMPERES CAP ACITANCE, pF A ll data sheet.com