BA157G - BA159G 1.0 AMP. Glass Passivated Fast Recovery Rectifiers DO-41 Features Glass passivated chip junction. High efficiency, Low VF High current capability High reliability High surge current capability Low power loss Mechanical Data Cases: DO-41 Molded plastic Epoxy: UL 94V-0 rate flame retardant Lead: Pure tin plated, Lead free., solderable per MIL-STD-202, Method 208 guaranteed Polarity: Color band denotes cathode end High temperature soldering guaranteed: 260 oC /10 seconds/.375”,(9.5mm) lead lengths at 5 lbs.,(2.3kg) tension Weight: 0.34 gram Dimensions in inches and (millimeters) Maximum Ratings and Electrical Characteristics Rating at 25 oC ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20% Type Number Symbol Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current .375”(9.5mm) Lead Length @T A = 45 oC Peak Forward Surge Current, 8.3 ms Single Half Sine-wave Superimposed on Rated Load (JEDEC method ) Maximum Instantaneous Forward Voltage @ 1.0A VRRM VRMS VDC BA157G 400 280 400 BA158G 600 420 600 BA159G 1000 700 1000 Units V V V I(AV) 1.0 A IFSM 30 A VF 1.2 V Maximum DC Reverse Current @ TA=25 C o at Rated DC Blocking Voltage @ TA=100 C IR 5.0 100 Maximum Reverse Recovery Time ( Note 1 ) Trr Typical Junction Capacitance ( Note 2 ) Cj uA uA nS pF o Typical thermal Resistance (Note 3) Operating Temperature Range R θJA TJ 150 15 60 -65 to +150 -65 to +150 Storage Temperature Range TSTG 1. Reverse Recovery Test Conditions: IF=0.5A, IR=1.0A, IRR=0.25A Notes: 2. Measured at 1 MHz and Applied Reverse Voltage of 4.0 Volts D.C. 3. Mount on Cu-Pad Size 5mm x 5mm on P.C.B. 250 o C/W o C o C Version: A06 RATINGS AND CHARACTERISTIC CURVES (BA157G THRU BA159G) INSTANTANEOUS REVERSE CURRENT. ( A) 1.5 1.0 Single Phase Half Wave 60Hz Resistive or Inductive Load 0.375" (9.5mm) Lead Length 0.5 0 0 60 PEAK FORWARD SURGE CURRENT. (A) FIG.2- TYPICAL REVERSE CHARACTERISTICS PER LEG 1000 25 50 75 100 125 o AMBIENT TEMPERATURE. ( C) 150 175 FIG.3- MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT Tj=125 0C 10 Tj=75 0C 1 Tj=25 0C 0.1 50 0 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE. (%) 40 30 20 FIG.5- TYPICAL FORWARD CHARACTERISTICS 20 10 10 0 1 2 4 6 10 NUMBER OF CYCLES AT 60Hz 40 100 FIG.4- TYPICAL JUNCTION CAPACITANCE 100 JUNCTION CAPACITANCE.(pF) 100 INSTANTANEOUS FORWARD CURRENT. (A) AVERAGE FORWARD CURRENT AMPERES FIG.1- MAXIMUM FORWARD CURRENT DERATING CURVE 2.0 60 40 Tj=25oC Pulse Width=300 s 1% Duty Cycle 3.0 1.0 0.3 0.1 Tj=25 0C 20 0.03 0.01 10 1 2 4 6 10 20 40 60 0.4 100 0.6 0.8 1.0 1.2 1.4 1.6 1.8 FORWARD VOLTAGE. (V) REVERSE VOLTAGE. (V) FIG.6- REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM 50W NONINDUCTIVE 10W NONINDUCTIVE trr +0.5A (-) DUT (+) 50Vdc (approx) (-) PULSE GENERATOR (NOTE 2) 1W NON INDUCTIVE OSCILLOSCOPE (NOTE 1) NOTES: 1. Rise Time=7ns max. Input Impedance= 1 megohm 22pf 2. Rise Time=10ns max. Sourse Impedance= 50 ohms 0 -0.25A (+) -1.0A 1cm SET TIME BASE FOR 5/ 10ns/ cm Version: A06