BA157 THRU BA159 R FAST RECOVERY RECTIFIER Reverse Voltage: 400 to 1000 Volts Forward Current:1.0Ampere S E M I C O N D U C T O R DO-41 FEATURES Plastic package has Underwriters Laboratory Flammability Classification 94V-0 Diffused junction JF 1.0(25.4) MIN High current capability 0.107(2.7) 0.080(2.0) DIA High temperature soldering guaranteed:260°C/10 seconds at terminals, Component in accordance to RoHS 2002/95/EC and WEEE 2002/96/EC 0.205(5.20) 0.161(4.10) MECHANICAL DATA Case: JEDEC DO-41 molded plastic body Terminals: Plated axial leads, solderable per MIL-STD-750,method 2026 1.0(25.4) MIN Polarity: Color band denotes cathode end 0.034(0.9) 0.028(0.7) DIA Mounting Position: Any Weight: 0.012ounce, 0.33 gram MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Dimensions in inches and (millimeters) (Rating 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 400 600 1000 280 420 700 Maximum DC Blocking Voltage VRRM VRMS VDC 600 1000 Volts Volts Volts Maximum Average Forward Rectified Current load length at TA=50 °C I(AV) 1.0 Amps Peak Forward Surge Current 10ms single half sine-wave superimposed on rated load IFSM 30 Amps Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum Instantaneous Forward Voltage at 1.0 A Maximum DC Reverse Current at rated DC blocking voltage TA=25°C 400 VF 5.0 IR A 100 TA=100°C Maximum reverse recovery time(Note1) Max.thermal resistance(Note 2) Typical junction capacitance(Note 3) Operating junction and storage temperature range Volts 1.2 trr R JA CJ 150 TJ TSTG 250 ns 65 C/W 15 pF -65 to+150 C Note: 1.Test conditions: IF=0.5A,IR=1.0A,Irr=0.25A. 2.Mount on Cu-Pad size 5mmx5mm on P.C.B. 3.Measured at 1MHZ and applied reverse voltage of 4.0 Volts D.C. 7-10 JINAN JINGHENG CO., LTD. NO.51 HEPING ROAD JINAN P.R. CHINA TEL:86-531-86943657 FAX:86-531-86947096 WWW.JIFUSEMICON.COM RATINGS AND CHARACTERISTIC CURVES BA157 THRU BA159 FIG.2-MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT 2.0 PEAK FORWARD SURGE CURRENT(AMPERES) AVERAGE FORWARD CURRENT (A) FIG.1-TYPICAL FORWARD CURRENT DERATING CURVE 1.5 1.0 Single Phase Half Wave 60Hz Resistive or Inductive Load .375”(9.5mm) Lead Length 0.5 2.5 8.3ms SINGLE HALF SINE-WAVE (JEDEC Method) 50 40 30 20 10 0 0 0 60 75 50 100 125 150 2 1 175 FIG.3-TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 10 40 100 FIG.4-TYPICAL JUNCTION CAPACTIANCE 20 60 10 JUNCTION CAPACITANCE(pF) INSTANTANEOUS FORWARD CURRENT( AMPERES) 6 4 NUMBER OF CYCLES AT 60Hz AMBIENT TEMPERATURE (°C) 3 1 0.3 0.1 40 20 Tj=25°C 10 TJ=25 C Pulse Width=300µs 1% Duty Cycle 0.03 1 0.01 0.4 0.6 0.8 1.0 1.2 1.4 1.6 2 4 6 10 20 40 60 100 REVERSE VOLTAGE (V) 1.8 INSTANTANEOUS FORWARD VOLTAGE (VOLTS) FIG.5- TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC NONINDUCTIVE trr NONINDUCTIVE +0.5A (＋) D.U.T. PULSE GENERATOR (NOTE2) 50Vdc 0 -0.25A (ADJUSTABLE) (－) 1 NONINDUCTIVE OSCILLOSCOPE (NOTE1) -1.0A NOTES:1.Rise Time=7ns max. input lmpedance=1 megohm 22pF 2.Rise Time=10ns max. source lmpedance= 50 ohms 1cm SET TIME BASE FOR 50/100 ns/cm 7-11 JINAN JINGHENG CO., LTD. NO.51 HEPING ROAD JINAN P.R. CHINA TEL:86-531-86943657 FAX:86-531-86947096 WWW.JIFUSEMICON.COM