DB151S thru DB157S SURFACE MOUNT REVERSE VOLTAGE - 50 to 1000 Volts FORWARD CURRENT - 1.5 Amperes GLASS PASSIVATED BRIDEG RECTIFIERS DBS FEATURES .047(1.2) .037(0.95) ●Rating to 1000V PRV ●Ideal for printed circuit board ●Low forward voltage drop,high current capability - ●Reliable low cost construction utilizing molded plastic .335(8.5) .307(7.8) + .256(6.5) .244(6.2) technique results in inexpensive product ●Lead tin Pb/Sn copper ~ ~ ●The plastic material has UL flammability .406(10.3) .391(10.0) classification 94V-0 .140(0.35) .008(0.2) MECHANICAL DATA .346(8.8) .323(8.2) ●Polarit:As marked on body ●Weight:0.02 ounces,0.38 gras .134(3.4) .124(3.15) .063(1.6) .055(1.4) ●Mounting position:Any .205(5.2) .197(5.0) Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating at 25℃ ambient temperature unless otherwise specified. Single phase, half wave ,60Hz, resistive or inductive load. For capacitive load, derate current by 20% CHARACTERISTICS SYMBOL DB151S DB152S DB153S DB154S DB155S DB156S DB157S Maximum Recurrent Peak Reverse Voltage VRRM 50 Maximum RMS Voltage VRMS VDC Maximum DC Blocking Voltage Maximum Average Forward 100 200 400 600 800 35 70 140 280 420 50 100 200 400 600 UNIT 1000 V 560 700 V 800 1000 V I(AV) 1.5 A IFSM 50 A VF 1.1 V IR 10 500 uA I2 t Rating for Fusing (t<8.3ms) I2t 10.4 A2s Typical Junction Capacitance Per Element (Note1) CJ 25 pF RθJA 40 ℃/W TJ -55 to +150 ℃ TSTG -55 to +150 ℃ Rectified Current @TA=40℃ Peak Forward Surage Current 8.3ms Single Half Sine-Wave Super Imposed on Rated Load (JEDEC Method) Maximum Forward Voltage at 1.5A DC Maximum DC Reverse Current @TJ=25℃ at Rated DC Bolcking Voltage @TJ=125℃ Typical Thermal Resistance (Note2) Operating Temperature Range Storage Temperature Range Note:1.Measured at 1.0MHz and applied reverse voltage of 4.0V DC 2.Thermal resistance from junction to ambient mounted on P.C.B with 0.5*0.5"(13*13mm) copper pads. ~ 231 ~ RATING AND CHARACTERISTIC CURVES DB151S thru DB157S FIG.1-FORWARD CURRENT DERATING CURVE FIG.2-MXIMUM NON-REPETITIVE SURGE CURRENT PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD CURRENT AMPERES 1.50 1.25 1.00 0.75 0.50 SINGLE PHASE HALF WAVE 60Hz RESISTIVE OR INDUCTIVE LOAD 0.25 0.00 150 50 100 AMBIENT TEMPERATURE,℃ 50 40 30 20 SINGLE HALF-SINE-WAVE (JEDEC METHOD) 10 0 1 5 10 20 50 100 NUMBER OFCYCLES AT 60Hz FIG.4-TYPICAL FORWARD CHARACTERISTICS FIG.3-TYPICAL JUNCTION CAPACITANCE 10 INSTANTANEOUS FORWARD CURRENT,(A) 100 10 T J=25℃,f=1MHZ 1.0 0.1 T J=25℃ PULSE WIDTH:300us 2% DUTY CYCLE 0.01 1.0 0.1 1.0 4.0 10.0 0 100 0.2 0.4 0.6 FIG.5-TYPICAL REVERSE CHARACTERISTICS 100 T J=125℃ 10 1.0 T J=25℃ 0.1 0.01 0 20 0.8 1.0 1.2 1.4 1.6 INSTANTANEOUS FORWARD VOLTAGE,VOLTS REVERSE VOLTAGE,(VOLTS) INSTANTANEOUS REVERSE CURRENT,(µA) CAPACITANCE(pF) 2 40 60 80 100 120 PERCENT OF RATED PEAK REVERSE VOLTAGE,(%) ~ 232 ~ 140 1.8