Formosa MS ZTS200X THRU ZTS330Z 1WATT SURFACE MOUNT ZENER DIODE FEATURES SOLDERING PAD ! PLASTIC PACKAGE HAS UNDERWRITERS LABORATORY FLAMMABILITY CLASSIFICATION 94V-0 ! LOW ZENER IMPEDANCE ! EXCELLENT CLAMPING CAPABILITY CATHODE .087(2.2) .065(1.65) .040(1.25) .071(1.8) .177(4.5) .220(5.6) .192(4.9) MECHANICAL DATA ! CASE：MOLDED PLASTIC ! TERMINALS：SOLDER PLATED ! POLARITY：INDICATED BY CATHODE BAND ! WEIGHT：0.10 GRAMS .110(2.8) .090(2.3) .190(4.8) .157(4.0) .100(2.6) .080(2.0) .071(1.8) .035(0.9) .080(2.0) CASE : DO-214AC(SMA) DIMENSIONS IN INCHES AND (MILLIMETERS) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS RATINGS AT 25°C AMBIENT TEMPERATURE UNLESS OTHERWISE SPECIFIED STORAGE AND OPERATING TEMPERATURE RANGE -55℃ TO + 150℃ ELECTRICAL CHARACTERISTICS (TA=25℃UNLESS OTHERWISE NOTED) VF=1.2V MAX, IF = 200mA FOR ALL TYPES MAXIMUM REVERSE MAXIMUM FORWARD ZENER DYNAMIC IMPEDANCES CURRENT VOLTAGE BREAKDOWN @ ＠ MEASUREMENT ＠25℃TA VOLTAGE 25℃ TA TYPE VOLTAGE AND 25℃TA ＠IF=0.2A Vz @IZT ZZT IZT IR VF VR MIN. TYP. MAX. Ohms mA V V µA ZTS200-X ZTS200-Y ZTS200-Z 180 190 200 190 200 210 200 210 220 5000 5000 5000 0.5 0.5 0.5 10 10 10 152 160 168 1.2 1.2 1.2 ZTS220-Y ZTS220-Z 210 220 220 230 230 240 5000 5000 0.5 0.5 10 10 176 184 1.2 1.2 ZTS240-Y ZTS240-Z 230 240 240 250 250 260 5000 5000 0.5 0.5 10 10 216 225 1.2 1.2 ZTS270-X ZTS270-Y ZTS270-Z 250 260 270 260 270 280 270 280 290 5000 5000 5000 0.5 0.5 0.5 10 10 10 234 243 252 1.2 1.2 1.2 ZTS300-X ZTS300-Y ZTS300-Z 280 290 300 290 300 310 300 310 320 5000 5000 5000 0.5 0.5 0.5 10 10 10 261 270 279 1.2 1.2 1.2 ZTS330-X ZTS330-Y ZTS330-Z 310 320 330 320 330 340 330 340 350 5000 5000 5000 0.5 0.5 0.5 10 10 10 288 297 306 1.2 1.2 1.2 RATING AND CHARACTERISTIC CURVES ZTS200X THRU ZTS330Z FIG. 2 - ZENER VOLTAGE VERSUS ZENER CURRENT FIG. 1 - MAXIMUM CONTINUOUS POWER DISSIPARION IZ, ZENER CURRENT (mA) REVERSE POWER DISSIPATION, WATTS 10 1 SINGLE PHASE HALF WAVF 60HZ RESISTIVE OR INDUCTIVE LOAD 0.375”(9.5mm) LEAD LENGTHS 5 2 1 0.5 0.2 0.1 100 0 25 50 75 100 125 150 175 150 200 250 300 350 400 VZ, ZENER VOLTAGE (VOLTS) LEAD TEMPERATURE, ℃ FIG. 4 - TYPICAL REVERSE CHARACTERISTICS 10 INSTANTANEOUS REVERSE CURRENT,MICROAMPERES INSTANTANEOUS FORWARD CURRENT, AMPERES FIG. 3 - TYPICAL INSTANTANEOUS FORWARD CHARCTERISTICS 10 1.0 0.1 1.0 .4 0.1 TJ=25℃ .04 .01 TJ=25℃ PULSE WIDTH=300us 1% DUTY CYCLE 0 20 40 60 80 100 120 PERCENT OF RATED ZENER VOLTAGE .01 .4 .6 .8 1.0 1.2 1.4 1.6 INSTANTANEOUS FORWARD VOLTAGE, VOLTS FIG. 5 - TYPICAL TEMPERATURE COEFFICIENTS θ VZ TEMPERATURE COEFFICIENT (mV/℃ ℃ ) ＠ IZT 4 1000 500 200 100 50 20 10 10 20 50 100 200 400 VZ ZENER VOLTAGE ＠IZT(VOLTS) 1000 140