ST34B

ST34B THRU ST310B Reverse Voltage - 40 to 100 Volts Forward Current - 3.0 Ampere SURFACE MOUNT TRENCH SCHOTTKY RECTIFIER Features DO-214AA/SMB  The plastic package carries Underwriters Laboratory Flammability Classification 94V-0  Metal silicon junction,majority carrier conduction  High efficiency operation  Ultra low forward voltage drop,low power losses  High forward surge current capability 0.155(3.94) 0.130(3.30) 0.086 (2.20) 0.071 (1.80) 0.185(4.70) 0.160(4.06)  High temperature soldering guaranteed: 260°C/10 seconds,0.375” (9.5mm) lead length, 5 0.012(0.305) 0.006(0.152) lbs. (2.3kg) tension 0.096(2.44) 0.084(2.13) Mechanical Data 0.060(1.52) 0.030(0.76) 0.008(0.203)MAX. 0.220(5.59) 0.200(5.08) Case : JEDEC DO-214AA/SMB Molded plastic body Terminals : Solder plated, solderable per MIL-STD-750,Method 2026 Polarity : Polarity symbol marking on body Mounting Position : Any Weight : 0.003ounce, 0.093 grams Dimensions in inches and (millimeters) Maximum Ratings And Electrical Characteristics Ratings at 25°C ambient temperature unlss otherwise specified. Single phase half-wave 60Hz,resistive or inductive load,for capacitive load current derate by 20%. SYMBOLS ST34B Maximum repetitive peak reverse voltage VRRM 40 Maximum RMS voltage VRMS 28 Maximum DC blocking voltage VDC 40 Maximum average forward rectified current 0.375”(9.5mm) lead length(see fig.1) I(AV) Peak forward surge current 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) IFSM 80.0 70.0 80.0 A VF 0.45 0.50 0.60 V 0.30 0.50 0.3 MDD Catalog Number Maximum instantaneous forward voltage at 3.0A Maximum DC reverse current TA=25 °C at rated DC blocking voltage TA=100 °C Typical junction capacitance (NOTE 1) IR CJ Typical thermal resistance (NOTE 2) Operating junction temperature range RθJA Storage temperature range TSTG TJ, ST36B ST310B UNITS 60 100 V 42 70 V 60 100 V 3.0 A 5.0 400 450 60 -55 to +125 -55 to +150 -55 to +150 mA 180 pF 70 C/W C C Note:1.Measured at 1MHz and applied reverse voltage of 4.0V D.C. 2. Thermal resistance from junction to ambient at 0.375”(9.5mm)lead length,P.C.B. mounted http://www.microdiode.com Rev:2024A1 Page :1 ST34B THRU ST310B Reverse Voltage - 40 to 100 Volts Forward Current - 3.0 Ampere AVERAGE FORWARD RECTIFIED CURRENT, AMPERES Ratings And Characteristic Curves 3 P.C.B mounted on 2.0*2.0"(5.0*5.0cm) copper pad areas 2.4 1.8 Single Phase Half Wave 60Hz Resistive or inductive Load 1.2 ST34B ST36B-ST310B 0.6 0 0 25 50 75 100 125 150 175 PEAK FORWARD SURGE CURRENT, AMPERES FIG. 1- FORWARD CURRENT DERATING CURVE FIG. 2-MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 90 75 ST34B ST36B-ST310B 60 45 30 15 0 8.3ms SINGLE HALF SINE-WAVE 1 10 LEAD TEMPERATURE, C NUMBER OF CYCLES AT 60 Hz 20 10 TJ=25 C PULSE WIDTH=300 µs 2%DUTY CYCLE ST34B ST36B ST310B 0.1 0.01 0.2 0.4 0.6 0.8 1.0 1.1 FIG. 4-TYPICAL REVERSE CHARACTERISTICS INSTANTANEOUS REVERSE CURRENT, MILLAMPERES INSTANTANEOUS FORWARD CURRENT,AMPERES FIG. 3-TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 1 100 10 1000 100 TJ=25 C 10 REVERSE VOLTAGE,VOLTS TRANSIENT THERMAL IMPEDANCE, C/W JUNCTION CAPACITANCE, pF 2000 1.0 TJ=75 C 0.1 TJ=25 C 0.01 0.001 0 20 40 60 80 100 PERCENT OF PEAK REVERSE VOLTAGE,% FIG. 5-TYPICAL JUNCTION CAPACITANCE 0.1 TJ=100 C 1 INSTANTANEOUS FORWARD VOLTAGE, VOLTS 10 100 FIG. 6-TYPICAL TRANSIENT THERMAL IMPEDANCE 100 10 1 0.1 0.01 0.1 1 10 100 100 t,PULSE DURATION,sec. The curve above is for reference only. http://www.microdiode.com Rev:2024A1 Page :2 ST34B THRU ST310B Reverse Voltage - 40 to 100 Volts Forward Current - 3.0 Ampere Packing information P0 P1 d unit:mm E F B A Item W Carrier width Carrier length Carrier depth Sprocket hole 13" Reel outside diameter 13" Reel inner diameter Feed hole diameter Sprocket hole position Punch hole position Punch hole pitch Sprocket hole pitch Embossment center Overall tape thickness Tape width Reel width P D2 D1 T C W1 D Symbol Tolerance SMB A B C d D D1 D2 E F P P0 P1 T W W1 0.1 0.1 0.1 0.05 2.0 min 0.5 0.1 0.1 0.1 0.1 0.1 0.1 0.3 1.0 3.81 5.41 2.42 1 5.0 330.00 50.00 13.00 1.75 5.55 8.00 4.00 2.00 0.30 12.00 12.30 Note:Devices are packed in accor dance with EIA standar RS-481-A and specifications listed above. Reel packing PACKAGE SMB REEL SIZE REEL (pcs) COMPONENT SPACING (mm) 13" 3,000 4.0 BOX (pcs) 6,000 INNER BOX (mm) REEL DIA, (mm) CARTON SIZE (mm) CARTON (pcs) 190*190*41 330 365*365*360 48,000 APPROX. GROSS WEIGHT (kg) 14.0 Suggested Pad Layout Symbol A B C D E http://www.microdiode.com Unit (mm) 2.8 2.4 Unit (inch) 0.110 4.6 0.094 0.181 2.2 7.0 0.086 0.276 Rev:2024A1 Page :3