BY251 TAYCHIPST | Alldatasheet
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Technical content
GENERAL PURPOSE RECTIFIERS 200V-1300V 3.0A E-mail: sales@taychipst.com Web Site: www.taychipst.com1 of 2
FEATURES
- Superectifier structure for high reliability application
- Cavity-free glass-passivated junction
- Low forward voltage drop
- Low leakage current, I R less than 0.1 μA
- High forward surge capability
- Meets environmental standard MIL-S-19500
- Solder dip 275 °C max. 10 s, per JESD 22-B106
- AEC-Q101 qualified
- Compliant to RoHS Directive 2002/95/EC and in accordance to WEEE 2002/96/EC TYPICAL APPLICATIONS For use in general purpose rect ification of power supplies, inverters, converters and freewheeling diodes for both consumer and automotive applications. MAXIMUM RA TINGS 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%. SYMBOL BY251 BY252 BY253 BY254 BY255 UNIT Maximum Repetitive Peak Reverse Voltage VRRM 200 400 600 800 1300 V Maximum RMS Voltage VRMS 140 280 420 560 910 V Maximum DC Blocking Voltage VDC 200 400 600 800 1300 V Maximum Av erage Forward Current 0.375"(9.5 mm ) Lead Length Ta = 50 °C Peak Forward Surge Current 8.3ms Single half sine wave Superi mposed on rated load (JEDEC Method) Maximum Forward Voltage at I F = 3.0 A mps. VF 1.1 V Maximum DC Reverse Current Ta = 25 °C IR 20 µA at rated DC Blocking Voltage Ta = 100 °C IR(H) 50 µA Typical Junction Capacitance (Note1) CJ 50 pF Typical Thermal Resistance (Note2) RθJA 18 °C/W Junction Te mperature Range TJ - 65 to + 175 °C Storage Temperature Range TSTG - 65 to + 175 °C Notes : (1) Measured at 1.0 MHz and applied reverse voltage of 4.0V DC IFSM 100 A RATING IF 3.0 A
GENNERAL PURPOSE RECTIFIERS E-mail: sales@taychipst.com Web Site: www.taychipst.com BY251 THRU BY255 200V-1300V 3.0A 2 of 2 T J =25 Pulse Width=300uS 100 1.0 0.4 0.2 0.1 0.06 0.04 0.02 0.01 Single Phase Half Wave 60H Z Resistive or Inductive Load 75 100 150 125 AMPERES AMPERES AVERAGE FORWARD CURRENT INSTANTANEOUS FORWARD CURRENT, FORWARD VOLTAGE, VOLT S AMBIENT T EMPERAT URE, FIG.1 -- TYPICAL FORWARD CHARACTERISTICS FIG.2 -- TYPICAL CURRENT DERATING CURVE Fig. 3 - Maximum Non-Repetitive Peak Forward Surge Current Fig. 4 - Typical Instantaneous Forward Characteristics Fig. 5 - Typical Junction Capacitance 0 2 04 06 08 0 1 0 0 0.1 0.01 Percent of Rated Peak Reverse Voltage (%) In stantaneou s Rever se Leakage Current (μA) T J = 125 °C T J = 25 °C T J = 75 °C In s tantaneou s Forward Voltage (V) In s tantaneou s Forward Current (A) 100 0.1 T J = 25 °C Pul s e Width = 300 μ s 1 % Duty Cycle Reverse Voltage (V) Junction Capacitanc e (pF) 100 1 10 100 T J = 25 °C f = 1.0 MHz V sig = 50 mV p-p