BY251P thru BY255P Vishay Semiconductors General Purpose Plastic Rectifier Major Ratings and Characteristics IF(AV) 3.0 A VRRM 200 V to 1300 V IFSM 150 A IR 5.0 A VF 1.1 V Tj max. 150 C DO-201AD Features * Low forward voltage drop * Low leakage current, IR less than 0.1 A * High forward surge capability Mechanical Data Typical Applications For use in general purpose rectification of power supplies, inverters, converters and freewheeling diodes application. (Note: These devices are not Q101 qualified. Therefore, the devices specified in this datasheet have not been designed for use in automotive or Hi-Rel applications.) Case: DO-201AD, molded plastic body Epoxy meets UL-94V-0 Flammability rating Terminals: Matte tin plated (E3 Suffix) leads, solderable per J-STD-002B and MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end Maximum Ratings (TA = 25 C unless otherwise noted) Parameter Symbol BY251P BY252P BY253P BY254P BY255P Maximum repetitive peak reverse voltage VRRM 200 400 Maximum RMS voltage 600 800 1300 Unit V VRMS 140 280 420 560 910 V Maximum DC blocking voltage VDC 200 400 600 800 1300 V Maximum average forward rectified current 10 mm lead length IF(AV) 3.0 A Peak forward surge current 10 ms single half sine-wave superimposed on rated load IFSM 150 A Maximum full load reverse current, full cycle average 10 mm lead length IR(AV) 100 A TJ, TSTG - 55 to + 150 C Operating junction and storage temperature range Document Number 88838 28-Apr-05 www.vishay.com 1 BY251P thru BY255P Vishay Semiconductors Electrical Characteristics (TA = 25 C unless otherwise noted) Parameter Test condition Maximum instantaneous forward voltage at 3.0 A TA = 25 C Maximum reverse current at rated DC blocking voltage Symbol BY251P BY252P BY253P BY254P BY255P Unit VF 1.1 V IR 5.0 A Typical reverse recovery time IF = 0.5 A, IR = 1.0 V, Irr = 0.25 A trr 3.0 s Typical junction capacitance at 4.0 V, 1 MHz CJ 40 pF Symbol BY251P BY252P BY253P BY254P BY255P Unit RJA RJL 20 10 C/W Thermal Characteristics (TA = 25 C unless otherwise noted) Parameter Typical thermal resistance(1) Notes: (1) Thermal resistance from junction to ambient and from junction to lead at 0.375" (9.5 mm) lead length, P.C.B. mounted Ratings and Characteristics Curves (TA = 25 C unless otherwise noted) 200 60 Hz Resistive or Inductive Load 3.0 2.0 1.0 10mm lead length 8.3ms Single Half Sine-Wave 100 TA = 55 C 10 0 0 25 50 75 100 125 Ambient Temperature, C 150 Figure 1. Forward Current Derating Curve www.vishay.com 2 Peak Forward Surge Current (A) Average Forward Rectified Current (A) 4.0 175 1 10 Number of Cycles at 60Hz 100 Figure 2. Maximum Non-repetitive Peak Forward Surge Current Document Number 88838 28-Apr-05 BY251P thru BY255P 100 10 TJ = 25 C f = 1.0 MHz Vsig = 50mVp-p TJ = 125 C Junction Capacitance (pF) Instantaneous Reverse Leakage Current ( A) Vishay Semiconductors 1 TJ = 75 C 0.1 TJ = 25 C 10 0.01 0 1 40 80 60 100 20 Percent of Rated Peak Reverse Voltage (%) Figure 3. Maximum Non-repetitive Peak Forward Surge Current 100 10 Reverse Voltage (V) Figure 5. Typical Junction Capacitance Instantaneous Forward Current (A) 100 TJ = 25 C Pulse width = 300 s 1% Duty Cycle 10 1 0.1 0.6 1.2 0.7 1.0 0.8 0.9 1.1 Instantaneous Forward Voltage (V) 1.3 Figure 4. Typical Instantaneous Forward Characteristics Package outline dimensions in inches (millimeters) DO-201AD 1.0 (25.4) Min. 0.210 (5.3) 0.190 (4.8) Dia. 0.375 (9.5) 0.285 (7.2) 1.0 (25.4) Min. 0.052 (1.32) 0.048 (1.22) Dia. Document Number 88838 28-Apr-05 www.vishay.com 3