BA157

BA157 thru BA159 FAST RECOVERY RECTIFIERS REVERSE VOLTAGE - 400 to 1000 Volts FORWARD CURRENT - 1.0 Ampere DO- 41 FEATURES ● Fast switching for high efficiency ● Low cost ● Diffused junction ● Low reverse leakage current ● Low forward voltage drop ● High current capability ● The plastic material carries UL recognition 94V-0 1.0(25.4) MIN .034(0.9) DIA .028(0.7) .205(5.2) MAX .107(2.7) DIA .080(2.0) 1.0(25.4) MIN MECHANICAL DATA ●Case: JEDEC DO-41 molded plastic ●Polarity: Color band denotes cathode ●Weight: 0.012 ounces , 0.34 grams ●Mounting position: Any Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating at 25℃ ambient temperature unless otherwise specified. Single phase, half wave ,60Hz, resistive or inductive load. For capacitive load, derate current by 20% CHARACTERISTICS Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current Peak Forward Surge Current 8.3ms Single Half Sine-Wave Super Imposed on Rated Load(JEDEC Method) Peak Forward Voltage at 1.0A DC Maximum DC Reverse Current at Rated DC Blocking Voltage @TJ=25℃ @TJ=100℃ @TA=75 ℃ SYMBOL VRRM VRMS VDC I(AV) BA157 400 280 400 BA158 600 420 600 1.0 BA159 1000 700 1000 UNIT V V V A IFSM VF IR Trr CJ RθJA TJ TSTG 150 25 30 1.3 5.0 100 250 15 25 -55 to +125 -55 to +150 500 A V μA nS pF ℃/W ℃ ℃ Maximum Reverse Recovery Time (Note 1) Typical Junction Capacitance (Note2) Typical Thermal Resistance (Note3) Operating Temperature Range Storage Temperature Range NOTES: 1.Measured with IF=0.5A,IR=1A,IRR=0.25A 2.Measured at 1.0 MHz and applied reverse voltage of 4.0V DC 3.Thermal resistance junction to ambient. ~ 62 ~ RATING AND CHARACTERTIC CURVES BA157 thru BA159 FIG. 1 – FORWARD CURRENT DERATING CURVE 1.0 0.8 0.6 PEAK FORWARD SURGE CURRENT AMPERES AVERAGE FORWARD CURRENT AMPERES SINGLE PHASE HALF WAVE 60Hz RESISTIVE OR INDUCTIVE LOAD FIG. 2 – MAXIMUM NON-REPETITIVE SURGE CURRENT 40 30 20 0.4 0.2 0 25 50 75 100 125 150 175 10 PULSE WIDTH 8.3ms SINGLE HALF-SINE-WAVE (JEDEC METHOD) 0 1 2 5 10 20 50 100 AMBIENT TEMPERATURE (℃) NUMBER OF CYCLES AT 60Hz FIG.3 – TYPICAL JUNCTION CAPACITANCE 100 INSTANTANEOUS FORWARD CURRENT AMPERES 10 FIG.4-TYPICAL FORWARD CHARACTERISTICS BA157 CAPACITANCE (pF) 1.0 10 BA158 - BA159 T J = 25°C 0.1 PULSE WIDTH 300us T J = 25°C f = 1 MHz 1 1 4 10 100 0.01 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 REVERSE VOLTAGE ,VOLTS INSTANTANEOUS FORWARD VOLTAGE ,VOLTS ~ 63 ~