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| BA157 THRU BA159D FAST SWITCHING PLASTIC RECTIFIER Reverse Voltage - 400 to 800 Volts DO-204AL Forward Current - 1.0 Ampere FEATURES Plastic package has Underwriters Laboratory Flammability Classification 94V-0 High surge current capabability Void-free plastic package Fast switching for high efficiency High temperature soldering guaranteed: 350C/10 seconds, 0.375" (9.5mm) lead length, 5 lbs. (2.3kg) tension 1.0 (25.4) MIN. 0.107 (2.7) 0.080 (2.0) DIA. 0.205 (5.2) 0.160 (4.1) MECHANICAL DATA 1.0 (25.4) MIN. 0.034 (0.86) 0.028 (0.71) DIA. Case: JEDEC DO-204AL molded plastic body Terminals: Plated axial leads, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end Mounting Position: Any Weight: 0.012 ounce,0.3 gram Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25C ambient temperature unless otherwise specified. SYMBOLS BA157 BA158 BA159D UNITS 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=55C Peak forward surge current 10ms single half sine-wave superimposed on rated load at TA=25C Maximum instantaneous forward voltage at 1.0A Maximum DC reverse current at rated DC blocking voltage TA=25C Maximum reverse recovery time (NOTES 1) Typical junction capacitance (NOTE 2) Maximum operation junction temperature Maximum storage temperature VRRM VRMS VDC I(AV) 400 280 400 600 420 600 1.0 800 560 800 Volts Volts Volts Amp IFSM VF IR trr CJ TJ TSTG 20.0 1.3 5.0 300 12.0 -65 to +125 -65 to +150 Amps Volts A ns pF C C NOTES: (1) Reverse recovery test conditions: IF=10mA, IR=10mA, Irr=1mA for 400 to 800 Volt devices (2) Measured at 1.0MHZ and applied reverse voltage of 4.0 Volts 4/98 RATINGS AND CHARACTERISTIC CURVES BA157 THRU BA159D FIG. 1 - FORWARD CURRENT DERATING CURVE FIG. 2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 1.0 AVERAGE FORWARD CURRENT AMPERES 20 TJ=55C 8.3ms SINGLE HALF SINE-WAVE (JEDEC Method) PEAK FORWARD CURRENT AMPERES RESISTIVE OR INDUCTIVE LOAD 0.375" (9.5mm) LEAD LENGTH 0.8 15 0.6 10 0.4 0.2 5 0 0 25 50 75 100 125 150 175 0 1 10 NUMBER OF CYCLES AT 60HZ 100 AMBIENT TEMPERATURE, C FIG. 3 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 20 INSTANTANEOUS REVERSE CURRENT, MICROAMPERES FIG. 4 - TYPICAL REVERSE CHARACTERISTICS 10 INSTANTANEOUS FORWARD CURRENT AMPERES 100 10 TJ=100C TJ=25C PULSE WIDTH=300s 1% DUTY CYCLE 1 1 0.1 TJ=25C 0.1 0.01 0 20 40 60 80 100 PERCENT OF RATED PEAK REVERSE VOLTAGE, % 0.01 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 INSTANTANEOUS FORWARD VOLTAGE, VOLTS 2.0 FIG. 6 - TYPICAL TRANSIENT THERMAL IMPEDANCE FIG. 5 - TYPICAL JUNCTION CAPACITANCE 100 TRANSIENT THERMAL IMPEDANCE, C/W 100 JUNCTION CAPACITANCE, pF TJ=25C f=1.0 MHz Vsig=50mVp-p 10 10 1 1 0.1 1 10 100 0.1 0.01 0.1 1 t, PULSE DURATION, sec. 10 100 REVERSE VOLTAGE, VOLTS |
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