BY127M,BY133,EM513 PLASTIC SILICON RECTIFIERS VOLTAGE 1250 to 1600 Volts CURRENT DO-41 1.0 Ampere Unit: inch(mm) FEATURES • Low forward voltage drop .034(.86) .028(.71) 1.0(25.4)MIN. • High current capability • High reliability • High surge current capability • Exceeds environmental standards of MIL-S-19500/228 .205(5.2) .160(4.1) • In compliance with EU RoHS 2002/95/EC directives MECHANICALDATA • Case: DO-41 Molded plastic • Epoxy: UL 94V-O rate flame retardant. 1.0(25.4)MIN. .107(2.7) • Lead: Axial leads, solderable per MIL-STD-750, Method 2026 • Polarity: Color band denotes cathode end • Mounting Position: Any .080(2.0) • Weight: 0.012 ounces, 0.30 gram MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings 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%. PA RA M E TE R S YM B O L B Y1 2 7 M B Y1 3 3 E M513 U N IT S M a xi m um R e c ur r e nt P e a k R e ve r s e V o l t a g e VRRM 1250 1300 1600 V M a xi m um R M S V o l t a g e VRMS 875 910 11 2 0 V M a xi m um D C B l o c k i ng V o l t a g e VD C 1250 1300 1600 V M a xi m um A ve r a g e F o r w a r d C ur r e nt . 3 7 5 " ( 9 . 5 m m ) l e a d l e ng t h a t TA = 7 5 O C IF ( A V ) 1 .0 A P e a k F o r w a r d S ur g e C ur r e nt : 8 . 3 m s s i ng l e ha l f s i ne - w a ve s up e r i m p o s e d o n r a t e d l o a d ( J E D E C m e t ho d ) IF S M 30 A VF 1 .1 V M a xi m um D C R e ve r s e C ur r e nt a t TJ = 2 5 C R a t e d D C B l o c k i ng Vo l t a g e TJ = 1 0 0 O C IR 5 .0 500 µA Ty p i c a l J u n c t i o n c a p a c i t a n c e ( N o t e 1 ) CJ 15 pF RθJ A RθJ L 50 25 TJ , TS T G -5 5 to +1 5 0 M a xi m um F o r w a r d V o l t a g e a t 1 . 0 A O Ty p i c a l T h e r m a l R e s i s t a n c e ( N o t e 2 ) O p e r a t i n g a n d S t o r a g e Te m p e r a t u r e R a n g e O C / W O C NOTES: 1. Measured at 1 MHz and applied reverse voltage of 4.0 VDC. 2. Thermal Resistance from Junction to Ambient and from junction to lead at 0.375”(9.5mm)lead length P.C.B.mounted. STAD-FEB.27.2009 1 PAGE . 1 BY127M,BY133,EM513 AVERAGEFORWARDRECITIFIED CURRENTAMPERES 2.5 2.0 1.5 1.0 0.5 0 0 20 40 60 80 100 120 140 160 INSTANTANEOUS FORWARD CURRENT, AMPERES RATING AND CHARACTERISTIC CURVES 100 40 20 10 4.0 2.0 1.0 0.4 0.2 0.1 0.4 0.6 0.8 1.0 1.2 1.4 1.8 1.6 O AMBIENT TEMPERAURE, C INSTANTANEOUS FORWARD VOLTAGE, VOLTS Fig.2-TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 40 PEAK FORWARD SURGE CURRENT, AMPERES INSTANTANEOUS REVERSE CURRENT , A Fig.1-FORWARD CURRENT DERATING CURVE 1000 o 100 TJ = 125 C 10 TJ = 100OC 1.0 35 30 25 20 15 10 5 0 1 2 O TJ = 25 C 0.1 5 10 20 50 100 NO. OF CYCLE AT 60HZ Fig.4-MAXIMUMNON-REPETITIVE SURGE CURRENT 20 40 60 80 100 120 140 PERCENTAGE OF PEAK REVERSE VOLTAGE,% 100 Fig.3-TYPICAL REVERSE CHARACTERISTIC CAPACITANCE, pF 60 40 TJ = 25OC 20 10 6 4 2 1 0.1 0.4 1.0 4 10 40 100 REVERSEVOLTAGE, VOLTS Fig.5-TYPICAL JUNCTION CAPACITANCE STAD-FEB.27.2009 1 PAGE . 2