BA157 THRU BA159 FAST SWITCHING PLASTIC RECTIFIER VOLTAGE - 400 to 1000 Volts CURRENT - 1.0 Ampere DO-41 FEATURES l High surge current capability l Plastic package has Underwriters Laboratory Flammability Classification 94V-O Utilizing Flame Retardant Epoxy Molding Compound l Void-free Plastic in a DO-41 package l 1.0 ampere operation at TA=55 with no thermal runaway l Fast switching for high efficiency l Exceeds environmental standards of MIL-S-19500/228 MECHANICAL DATA Case: Molded plastic, DO-41 Terminals: Axial leads, solderable per MIL-STD-202, Method 208 Polarity: Band denotes cathode Mounting Position: Any Weight: 0.012 ounce, 0.3 gram MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 ambient temperature unless otherwise specified. Single phase, half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current .375"(9.5mm) lead length at TA=55 Peak Forward Surge Current 8.3ms single half sine wave superimposed on rated load(JECEC method) Maximum Forward Voltage at 1.0A Maximum Reverse Current TJ=25 at Rated DC Blocking Voltage TJ=100 BA157 400 280 400 Typical Junction capacitance (Note 1) Maximum Reverse Recovery Time(Note 2) Operating and Storage Temperature Range NOTES: 1. Measured at 1 MHz and applied reverse voltage of 4.0 VDC 2. Reverse Recovery Test Conditions: IF=.5A, IR=1A, Irr=.25A BA158 600 420 600 1.0 BA159 1000 700 1000 UNITS V V V A 30 A 1.3 5.0 500 V A 12 150 PF 250 -55 to +150 ns RATING AND CHARACTERISTIC CURVES BA157 THRU BA159 Fig. 1-REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM Fig. 2-TYPICAL INSTANTANEOUS FORWARD Fig. 3-FORWARD CURRENT DERATING CURVE CHARACTERISTICS Fig. 4-TYPICAL JUNCTION CAPACITANCE Vs. REVERSE VOLTAGE Fig. 5-PEAK FORWARD SURGE CURRENT