BA157GP THRU BA159GP GLASS PASSIVATED JUNCTION FAST SWITCHING RECTIFIER * Reverse Voltage - 400 to 1000 Volts P A T E N T E D DO-204AL 1.0 (25.4) MIN. 0.107 (2.7) 0.080 (2.0) DIA. 0.205 (5.2) 0.160 (4.1) 1.0 (25.4) MIN. 0.034 (0.86) 0.028 (0.71) DIA. NOTE: Lead diameter is 0.026 (0.66) 0.023 (0.58) for suffix "E" part numbers Forward Current - 1.0 Ampere FEATURES ♦ Plastic package has Underwriters Laboratory Flammability Classification 94V-0 ♦ High temperature metallurgically bonded construction ♦ For use in high frequency rectifier circuits ♦ Fast switching for high efficiency ♦ Glass passivated cavity-free junction ♦ Capable of meeting environmental standards of MIL-S-19500 ♦ 1.0 Ampere operation at TA=55°C with no thermal runaway ♦ Typical IR less than 0.1µA ♦ High temperature soldering guaranteed: 350°C/10 seconds, 0.375" (9.5mm) lead length, 5 lbs. (2.3kg) tension Dimensions in inches and (millimeters) MECHANICAL DATA *Glass-plastic encapsulation technique is covered by Patent No. 3,996,602 and brazed-lead assembly by Patent No. 3,930,306 ® Case: JEDEC DO-204AL molded plastic over glass 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 MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25°C ambient temperature unless otherwise specified. SYMBOLS BA157GP BA158GP BA159DGP BA159GP UNITS Maximum repetitive peak reverse voltage VRRM 400 600 800 1000 Volts Maximum RMS voltage VRMS 280 420 560 700 Volts Maximum DC blocking voltage VDC 400 600 800 1000 Volts Maximum average forward rectified current 0.375" (9.5mm) lead length at TA=55°C I(AV) 1.0 Amp Peak forward surge current 10ms single half sine-wave superimposed on rated load at TA=25°C IFSM 20.0 Amps Maximum instantaneous forward voltage at 1.0A VF 1.3 Volts Maximum DC reverse current at rated DC blocking voltage TA=25°C IR 5.0 µA Maximum reverse recovery time (NOTE 1) trr Typical junction capacitance (NOTE 2) CJ 15.0 pF RΘJA 55.0 °C/W TJ, TSTG -65 to +175 °C Typical thermal resistance (NOTE 3) Operating junction and storage temperature range NOTES: (1) Reverse recovery test conditions: IF=0.5A, IR=1.0A, Irr=0.25A (2) Measured at 1.0 MHz and applied reverse voltage of 4.0 Volts (3) Thermal resistance from junction to ambient at 0.375" (9.5mm) lead length, P.C.B. mounted 4/98 150 250 500 500 ns RATINGS AND CHARACTERISTIC CURVES BA157GP THRU BA159GP FIG. 2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 20 1.0 RESISTIVE OR INDUCTIVE LOAD 0.8 0.6 0.4 0.2 0.375" (9.5mm) LEAD LENGTH 0 25 50 75 100 125 150 TA=25°C 10ms SINGLE HALF SINE-WAVE AT RATED LOAD PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD RECTIFIED CURRENT, AMPERES FIG. 1 - FORWARD CURRENT DERATING CURVE 15 10 5 175 0 AMBIENT TEMPERATURE, °C 1 10 100 NUMBER OF CYCLES AT 50 HZ FIG. 3 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS FIG. 4 - TYPICAL REVERSE CHARACTERISTICS 20 TJ=25°C PULSE WIDTH=300µs 1% DUTY CYCLE 10 1 0.1 0.01 0 TJ=125°C INSTANTANEOUS REVERSE CURRENT, MICROAMPERES INSTANTANEOUS FORWARD CURRENT, AMPERES 10 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1 TJ=75°C 0.1 TJ=25°C INSTANTANEOUS FORWARD VOLTAGE, VOLTS 0.01 0 20 40 60 80 100 PERCENT OF RATED PEAK REVERSE VOLTAGE, % FIG. 5- TYPICAL JUNCTION CAPACITANCE TJ=25°C f=1.0 MHZ Vsig=50mVp-p 10 1 1 10 REVERSE VOLTAGE, VOLTS 100 FIG. 6 - TYPICAL TRANSIENT THERMAL IMPEDANCE TRANSIENT THERMAL IMPEDANCE (°C/W) JUNCTION CAPACITANCE, pF 100 100 10 1 0.1 0.01 0.1 1 t, PULSE DURATION, sec 10 100