BA157-BA159 Fast Recovery Rectifier DO-41 Features Low cost construction .034(0.9) Fast switching for high efficency. DIA. .028(0.7) Low reverse leakage 1.0(25.4) High forward surge current capability MIN High temperature soldering guaranteed: o 260 C/10 seconds/0.375 ＂ (9.5mm)lead length at 5 lbs (2,3kg) tension .205(5.2) Mechanical Data .165(4.2) .107(2.7) Case: Transfer molded plastic DIA .080(2.0) Epoxy: UL94V-0 rate flame retardant 1.0(25.4) MIN Polarity: Color band denotes cathode end Mounting position: Any Weight: 0.012 ounce,0.33 gram Dimensions in inches and (millimeters) Maximum Ratings and Electrical Characteristics o Ratings at 25 C ambient temperature unless otherwise specified. Single phase,half wave,60Hz,resistive or inductive load. For capacitive load derate current by 20%. SYMBOLS BA157 BA158 BA159 UNITS Maximum Repetitive Peak Reverse Voltage Maximum RMS Voltage V RRM 400 600 1000 V RMS 280 420 700 V olts V olts Maximum DC Blocking Voltage Maximum Average Forward Rectified Current V DC 400 600 1000 V olts o 0.375”(9.5mm) lead length at T A =75 C I (AV) 1.0 A mp I FSM 30 A mps 1.3 V olts Peak Forward Surge Current 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) Maximum Instantaneous Forward Voltage at 1.0A Maximum DC Reverse Current at rated DC blocking voltage VF o T A =25 C o T A =100 C 5.0 IR Maximum Reverse Recovery Time(NOTE3) o T j=25 C t rr Typical Junction Capacitance(NOTE1) CJ Typical Thermal Resistance(NOTE2) R Operating and Storage Temperature Range 150 JA T J ,T STG 250 500 nS pF 15 50 -65 to +150 NOTES: 1.Measured at 1.0 MHz and applied reverse voltage of 4.0 Volts. 2.Thermal Resistance from Junction to Ambient at.375”(9.5mm) lead length,P.C.board mounted. 3.Reverse Recovery Test Conditions:I F =0.5A,I R =1.0A,I rr =0.25A. http://www.luguang.cn A mps 100 mail:[email protected] O C/W O C BA157-BA159 FIG.1-TYPICAL FORWARD CURRENT FIG.2-MAXIMUM NON-REPETITIVE PEAK DERATING CURVE FORWARD SURGE CURRENT PEAK FORWARD SURGE 1.2 0.8 0.6 Single Phase Half Wave 60Hz 0.4 Resistive or Inductive Load 0.2 0.375 ＂(9.5mm) Lead Length 0 0 25 50 75 100 125 150 30 8.3ms Single Half Sine-Wave CURRENT,(A) 1.0 (A) AVERAGE FORWARD CURRENT, Fast Recovery Rectifier (JEDEC Method) T j=Tjmax 20 10 1 Cycle 175 0 o AMBIENT TEMPERATURE,( C) 1 2 4 FIG.3-TYPICAL INSTANTANEOUS 8 10 20 40 60 80100 FIG.4-TYPICAL REVERSE FORWARD CHARACTERISTICS CHARACTERISTICS 100 10 (A) 1.0 0.1 o T j=25 C Pulse Width=300us 1% Duty Cycle 0.01 0.6 0.8 1.0 1.2 1.4 1.6 1.8 10 (uA) INSTANTANEOUS REVERSE CURRENT, 20 INSTANTANEOUS FORWARD CURRENT, 6 NUMBER OF CYCLES AT 60 Hz o T j=50 C 1.0 o T j=25 C 0.1 2.0 0 20 INSTANTANEOUS FORWARD VOLTAGE,(V) 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE,(%) FIG.5-TYPICAL JUNCTION CAPACITANCE FIG.6-TEST CIRCUIT DIAGRAM AND JUNCTION CAPACITANCE,(pF) 100 REVERSE RECOVERY TIME CHARACTERISTIC Trr 50 NONINDUCTIVE +0.5A 10 NONINDUCTIVE (-) (+) 10 D.U.T. 25 Vdc (approx.) PULSE GENERATIOR (NOTE 2) (+) (-) 1 NON INDUCTIVE 0 -0.25A OSCILLOSCOPE (NOTE 1) o Tj=25 C f=1MHz Vsig=50mVp-p -1.0A 1cm 1 0.1 1.0 10 100 NOTES: 1.Rise Time=7ns max.Input Impedance= 1 megohm.22pF 2.Rise time=10ns max.Source Impedance= 50 ohms REVRESE VOLTAGE,(V) http://www.luguang.cn mail:[email protected] SET TIME BASE FOR 50/100ns/cm