1.5KE18A

1.5KE SERIES GLASS PASSIVATED JUNCTION TRANSIENT VOLTAGE SUPPRESSOR CHENG- YI CHENGELECTRONIC VOLTAGE 6.8 to 440 VOLTS 1500 WATT PEAK POWER 5.0 WATTS STEADY STATE DO-201AE FEATURES Plastic package has Underwrites Laboratory Flammability Classification 94V-O Glass passivated chip junction in Molded Plastic package 1500W surge capability at 1 ms Excellent clamping capability Low zener impedance Fast response time: typically less than 1.0 ps from 0 volts to BV min. Typical IR less than 1 A above 10V High tempreature soldering guaranteed: 2600C/10 seconds /.375",(9.5mm) lead length/51bs.,(2.3kg) tension .188 R 6 .042(1.07) .37(.94) MECHANICAL DATA Case:JEDEC DO-201AE Molded plastic Terminals:Axial leads, solderable per MIL-STD-202, Method 208 Polarity:Color band denotes cathode except Bipolar Mounting Position:Any Weight:0.045 ounce, 1.2 gram MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 250C ambient temperature unless otherwise specified. RATINGS Peak Pulse Power Dissipation at TA=25 C, TP=1ms (NOTE 1) Steady Power Dissipation at TL=75 C Lead Lengths .375",(9.5mm)(NOTE 2) Peak Forward Surge Current 8.3ms Single Half Sine-Wave Superimposed on Rated Load(JEDEC Method)(NOTE 3) Operating Junction and Storage Temperature Range 0 0 SYMBOL PPK PD VALUE Minimum 15000 5.0 UNITS Watts Watts Amps 0 IFSM TJ, TSTG 200 -65 to + 175 C Notes: 1. Non-repetitive current pulse, per Fig.3 and derated above TA=250C per Fig.2 2. Mounted on Copper Leaf area of 0.79 in (40mm2) 3. 8.3mm single half sine-wave, duty cycle=4 pulses minutes maximum. 1.5KE SERIES GLASS PASSIVATED JUNCTION TRANSIENT VOLTAGE SUPPRESSOR CHENG- YI ELECTRONIC RATING AND CHARACTERISTICS CURVES 1.5KE SERIES Fig. 1 - PEAK PULSE POWER RATING CURVE PEAK PULSE POWER (P PP) OR CURRENT (l PP) DERATING PERCENTAGE % 100 Fig. 2 - PULSE DERATING CURVE PPPM, PEAK PULSE POWER, kW 100 Non-Repetitive Pulse waveform Shown in Flgure 3 TA=250C 75 10 50 1.0 25 0.1 0.1 s 1.0 s 10 s 100 s 1.0ms 10ms 0 0 25 50 75 100 125 150 175 200 td, PULSE WIDTH, SEC TA, AMBIENT TEMPERATURE, 0C Fig. 3 - PULSE WAVEFORM 150 Fig. 4 - TYPICAL CAPACIT ANCE VS STAND-OFF VOLTAGE tf=10 se Peak Value Ippm TA=250C Pulse Width (td) is Defined as the Poitn Where the Peak Current Decays to 50% of Ipp 4 10 0 TJ=25C f=1.0MHz Vsig=50mVp-p IPPM, PEAK PULSE CURRENT, % CJ, CAPACITANCE, pF 100 1,000 Measursd at Zero Bias Half Value-Ipp 2 50 10/1000 sec Waveform as Defined by R.E.A e-kt 0 0 td 1.0 2.0 3.0 4.0 100 Measursd at Stand-Off Voltage(V MW) 10 5.0 10 20 50 100 200 500 t, TIME, ms V(BR), BREAKDOWN VOLTAGE, VOLTS Pm (AV) STEADY STATE POWER DISSIPATION, WATTS Fig. 5 - STEADY STATE POWER DERATING CURVE 5.00 Fig. 6 - MAXIMUM NON-REPETITIVE IFSM, PEAK FORWARD SURGE CURRENT AMPERES PEAK FORWARD SURGE CURRENT 200 8.3ms Single Half Sine-Wave JEDEC Method 3.75 TJ=TJ max 100 2.50 l=375"(9.5mm) 50 1.25 20mmx20mmx1mm Copper Heat Sinks (0.8"x0.8"x.040") UNDIRECTIONAL ONLY 0 0 25 50 75 100 125 0 150 175 200 10 1 5 10 50 100 TL, LEAD TEMPERATURE, C NUMBER OF CYCLES AT 60 Hz