LESHAN RADIO COMPANY, LTD. BA157 thru BA159P 1.Feature & Dimensions Fast Switching Plastic Rectifiers * Plastic package has Underwriters Laboratories * * * * * Reverse Voltage 400 to 1000V Forward Current 1.0A Flammability Classification 94V-0 High surge current capability Fast switching for high efficiency Soft recovery characteristics Diffused junction High temperature soldering guaranteed: 260°C/10 seconds, 0.375" (9.5mm) lead length, 5 lbs. (2.3kg) tension 2.Mechanical Data Case: JEDEC DO-41, molded plastic body Terminals: Plated axial leads, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end Mounting Position: Any Weight: 0.011 oz., 0.284 g Handling precautin:None We declare that the material of product compliance with RoHS requirements. 3.Electrical Characteristic Maximum Ratings & Thermal Characteristics Ratings at 25°C ambient temperature unless otherwise specified. symbol BA157 BA158 BA159D BA159 BA159P Unit Maximum repetitive peak reverse voltage VRRM 400 600 800 1000 1000 V Maximum RMS voltage VRMS 280 420 560 700 700 V Maximum DC blocking voltage VDC 400 600 800 1000 1000 V Parameter Symbol Maximum average forward rectified current 0.375" (9.5mm) lead length at TA = 55°C Peak forward surge current 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) IF(AV) 1.0 A IFSM 30 A 55 –50 to +150 °C/W °C Typical thermal resistance (Note 2) RθJA Operating junction and storage temperature rangeTJ, TSTG Electrical Characteristics Ratings at 25°C ambient temperature unless otherwise specified. Parameter Symbol Maximum instantaneous forward voltage at 1.0A Maximum DC reverse current TA = 25°C at rated DC blocking voltage TA = 100°C Typical reverse recovery time (Note 1) Typical junction capacitance at 4.0V, 1MHz symbol BA157 BA158 BA159D BA159 BA159P Unit VF 1.30 V IR 5.0 100 µA trr CJ 150 250 500 250 15 NOTES: 1. IF = 0.5A, IR = 1.0A, IRR = 0.25A 2. Thermal resistance from junction to ambient at 0.375” (9.5mm) lead length, P.C.B. mounted 1/3 ns PF LESHAN RADIO COMPANY, LTD. 4.Ratings and Characteristic Curves ( TA = 25°C unless otherwise noted ) Fig. 2 – Maximum Non-repetitive Peak Forward Surge Current 60 Hz Resistive or Inductive Load 1.0 0.5 0.375" (9.5mm) Lead Length 0 0 0.1 0.01 TJ = 25°C Pulse width = 300µs 1% Duty Cycle Transient thermal impedance(°C/W) 100 0 0.8 1.0 1.2 1.4 1.6 Instantaneous Forward Voltage (V) Tj=100℃ 10 1.0 0.1 0.01 Tj=25℃ 0 20 40 60 80 100 Percent of Rated Peak Reverse Voltage (%) Fig 6. – Typical Junction Capacitance 10 1.0 0.1 0.1 1.0 10 t,Pulse duration,sec 100 100 Fig 5. –typical transient thermal impedance 0.01 10 Number of Cycles at 60Hz Fig 4. – Typical Reverse Characteristics Instantaneous Reverse Current (µA) 1.0 0.001 0.6 15 1 Fig 3. – Typical Instantaneous Forward Characteristics 10 TJ = TJ max 8.3ms Single Half Sine-wave (JEDEC Method) 30 25 50 75 100 125 150 175 Ambient Temperature, °C Junction Capacitance (pF) Instantaneous Forward Current (A) Average Forward Rectified Current (A) Average Forward Rectified Current (A) Fig. 1 – Forward Current Derating Curve 100 20 10 TJ = 25°C f = 1.0 MHz Vsig = 50mVp-p 1.0 0.1 1 10 Reverse Voltage (V) 100 2/3 LESHAN RADIO COMPANY, LTD. 5.Package Dimensions in inches and (millmeters) Package outline L Φd ΦD Dimensions L L1 ΦD Φd inches Min. Max. 0.166 0.205 1.0 0.080 0.107 0.028 0.034 mm Min. 4.2 25.4 2.0 0.7 Max. 5.2 2.7 0.9 Note: DO-41 molded plastic case The marking band indicates the cathode 3/3