BA157

FAST RECOVER RECTIFIER BA157 THRU BA159 FEATURES • • • • • VOLTAGE RANGE CURRENT 400 to 1000 Volts 1.0 Ampere DO-41 .034(0.9) .028(0.7) 1.0(25.4) MIN. DIA. Low coat construction Fast switching for high efficency. Low reverse leakage High forward surge current capability High temperature soldering guaranteed: 260℃/10 secods/.375”(9.5mm)lead length at 5 lbs(2.3kg) tension .205(5.2) .160(4.2) .107(2.7) DIA. .080(2.0) 1.0(25.4) MIN. MECHANICAL DATA • • • • • • Case: Transfer molded plastic Epoxy: UL94V-O rate flame retardant Polarity: Color band denotes cathode end Lead: Plated axial lead, solderable per MIL-STD-202E method 208C Mounting position: Any Weight: 0.012 ounce, 0.33 grams Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS • • • Ratings at 25OC ambient temperature unless otherwise specified Single Phase, half wave, 60Hz, resistive or inductive load For capacitive load derate current by 20% SYMBOLS Maximum Repetitive Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current 0.375”(9.5mm) lead length at T A= 75℃ Peak Forward Surge Current 8.3mS single half sine wave superimposed on rated load (JEDEC method) Maximum Instantaneous Forward Voltage @ 1.0A Maximum DC Reverse Current at Rated DC Blocking Voltage T A = 25℃ TA = 100℃ VRRM VRMS VDC I(AV) IFSM VF IR trr CJ RθJA TJ TSTG BA157 400 280 400 BA158 600 420 600 1.0 30 1.3 5.0 100 250 15 50 (-55 to +150) (-55 to +150) BA159 1000 700 1000 UNITS Volts Volts Volts Amp Amps Volts µA Maximum Reverse Recovery Time (Note 3) T J=25℃ Typical Junction Capacitance (Note 1) Typical Thermal Resistance (Note 2) Operating Junction Temperature Range Storage Temperature Range 150 500 ns pF ℃/W ℃ ℃ Notes: 1.Measured at 1.0MHz and Applied Reverse Voltage of 4.0Volits. 2 Thermal Resistance from junction to Ambient at .375”(9.5mm)lead length, P.C.board mounted. 3.Reverse Recovery Test Conditions:If=0.5A,Ir=1.0A,Irr=0.25A Web Site: WWW.PS-PFS.COM FAST RECOVER RECTIFIER BA157 THRU BA159 VOLTAGE RANGE CURRENT 400 to 1000 Volts 1.0 Ampere RATING AND CHRACTERISTIC CURVES BA157 THRU BA159 FIG.1-TYPICAL FORWARD CURRENT DERATING CURVE 1.2 FIG.2-MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT AVERAGE FORWARD CURRENT, 30 PEAK FORWARD SURGE 1.0 8.3ms Single Half Sine-Wave (JEDEC Method) Tj=Tjmax 0.8 CURRENT, (A) 20 (A) 0.6 0.4 0.2 Single Phase Half Wave 60Hz Resistive or Inductive Load 0 .375"(9.5mm) Lead Length 10 0 0 25 50 75 100 125 150 175 0 1 2 4 6 8 10 20 40 60 80 100 AMBIENT TEMPERATURE, (° C) NUMBER OF CYCLES AT 60 Hz FIG.3-TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS INSTANTANEOUS FORWARD CURRENT, 20 10 FIG.4-TYPICAL REVERSE CHARACTERISTICS 100 INSTANTANEOUS REVERSE CURRENT, (mA) 10 (A) 1.0 T j =100° C 1.0 0.1 Tj =25° C Tj =25° C Pulse Width=300us 1% Duty Cycle 0.1 0 20 40 60 80 100 120 140 0.01 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 PERCENT OF RATED PEAK REVERSE VOLTAGE,(%) INSTANTANEOUS FORWARD VOLTAGE,(V) FIG.5-TYPICAL JUNCTION CAPACITANCE FIG.6-TEST CIRCUIT DIAGRAM AND REVERSE REXOVERY TIME CHARACTERISTIC 100 +0.5A 50Ω N ONINDUCTIVE 10Ω NONINDUCTIVE CAPACITANCE,(pF) (-) (+) 25 Vdc （approx ） (-) 0 0.25A D.U.T P ULSE GENERATIOR (NOTE 2) 10 1Ω NON INDUCTIVE OSCILLOSCOPE (NOTE 1) -1.0A TJ=25° C F=1MHz Vsig=50mVp-p NOTE: 1.Rise Time =7ns max.Input Impedance=1megohm.22pF 2.Rise time=10ns max.Source Impedance=50 ohms SET TIME BASE FOR 50 /100NS /cm 1 0.1 1.0 10 100 REVERSE VOLTAGE,(V) Web Site: WWW.PS-PFS.COM