U1ZB18

BL FEATURES power rating. GALAXY ELECTRICAL ZENER DIODES U1ZB6.8 - - - U1ZB390 POWER DISSIPATION: 1.0 W Silicon planar power zener diodes For use in stabilizing and clipping curcuits with high (DO-214AC)SMA Standard zener voltage tolerance is ±10%. Add s uffix "A" for ±5% tolerance. Other zener voltage and tolerances are available upon request. MECHANICAL DATA C ase:DO-214AC Terminals: Solderable per MIL-STD-202, method 208 Polarity: Cathode band Marking: Type n umber Weight: 0.002 ounces, 0.064 gram MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS R atings at 25 a mbient temperature unless otherwise specified. SYMBOL Zener current (see Table "Characteristics") VALUE UNIT Pow er dissipation at Tamb=25 Ptot TJ Ts 1.0 1) -40---+150 -40---+150 W Junction temperature Storage temperature range NOTES: (1) Valid provided that leads at a distance of 10 mm from case are kept at ambient temperature. www.galaxycn.com Document Number 0284025 BLGALAXY ELECTRICAL 1. ELECTRICAL CHARACTERISTICS (TA=25℃) Nominal Zener Voltage Type Device Marking Code Zener Voltage Vz(V) Min. Typ. Max. U1ZB6.8 U1ZB7.5 U1ZB8.2 U1ZB9.1 U1ZB10 U1ZB11 U1ZB12 U1ZB13 U1ZB15 U1ZB16 U1ZB18 U1ZB20 U1ZB22 U1ZB24 U1ZB27 U1ZB30 U1ZB33 U1ZB36 U1ZB43 U1ZB47 U1ZB51 U1ZB68 U1ZB75 U1ZB82 U1ZB100 U1ZB110 U1ZB150 U1ZB180 U1ZB200 U1ZB200-Y U1ZB200-Z U1ZB220 U1ZB220-Y U1ZB220-Z U1ZB240 U1ZB240-Y U1ZB240-Z U1ZB270 U1ZB270-X U1ZB270-Y U1ZB270-Z U1ZB300 U1ZB300-X U1ZB300-Y U1ZB300-Z U1ZB330 U1ZB330-X U1ZB330-Y U1ZB330-Z U1ZB390 ZB6.8 ZB7.5 ZB8.2 ZB9.1 ZB10 ZB11 ZB12 ZB13 ZB15 ZB16 ZB18 ZB20 ZB22 ZB24 ZB27 ZB30 ZB33 ZB36 ZB43 ZB47 ZB51 ZB68 ZB75 ZB82 100 110 150 180 200 200Y 200Z 220 220Y 220Z 240 240Y 240Z 270 270X 270Y 270Z 300 300X 300Y 300Z 330 330X 330Y 330Z 390 6.2 6.8 7.4 8.2 9.0 9.9 10.8 11.7 13.5 14.4 16.2 18.0 19.8 21.6 24.3 27.0 29.7 32.4 38.7 42.3 45.9 61.2 67.5 73.8 90 99 135 162 180 190 200 198 210 220 216 230 240 243 250 260 270 270 280 290 300 297 310 320 330 351 6.8 7.5 8.2 9.1 10 11 12 13 15 16 18 20 22 24 27 30 33 36 43 47 51 68 75 82 100 110 150 180 200 200 210 220 220 230 240 240 250 270 260 270 280 300 290 300 310 330 320 330 340 390 7.4 8.3 9.1 10.1 11.0 12.1 13.2 14.3 16.5 17.6 19.8 22.0 24.2 26.4 29.7 33.0 36.3 39.6 47.3 51.7 56.1 74.8 82.5 90.2 110 121 165 198 220 210 220 242 230 240 264 250 260 297 270 280 290 330 300 310 320 363 330 340 350 429 10000 0.5 5000 0.5 5000 0.5 Zener Measurement Impedance Current rd(Ω) Iz Max. 60 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 40 65 65 120 150 170 300 300 450 500 500 Forward Voltage Reverse Current Temperature Coefficient of Measurement Measurement Zener Voltage Current IR(µA) Voltage VF(V) αT(mV/ ℃) IF VR Typ. 3.0 4.0 4.0 5.0 6.0 7.0 8.0 9.0 11 12 14 16 18 20 23 25 26 28 33 38 43 57 66 71 87 96 136 161 170 170 178 200 200 207 215 215 225 243 221 228 236 270 244 253 261 296 270 278 287 350 mA 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 9.0 7.0 6.0 6.0 4.0 4.0 3.0 3.0 3.0 2.0 1.5 1.5 Max. 4.0 5.0 6.0 8.0 9.0 11 13 14 17 19 23 26 28 32 36 40 41 45 53 60 68 90 104 113 138 152 212 255 269 269 286 309 309 320 325 325 338 385 350 362 374 428 388 402 415 470 428 441 455 555 Max. 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 A 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 Max. 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 V 3.0 4.5 4.9 5.5 6.0 7.0 8.0 9.0 10 11 13 14 16 17 19 21 26.4 28.8 34.4 37.6 40.8 54.4 60.0 65.4 80 88 120 144 160 160 168 176 176 184 192 216 225 216 234 243 252 240 261 270 279 264 5000 0.5 1.2 0.2 10 5000 0.5 1.2 0.2 10 5000 0.5 1.2 0.2 10 1.2 0.2 10 1.2 0.2 10 288 297 306 1.2 0.2 10 312 www.galaxycn.com Document Number 0284025 BLGALAXY ELECTRICAL 2. RATINGS AND CHARACTERISTIC CURVES FIG.1 -- AT YZ - VZ TEMPERATURE COEFFICIENT OF MAXIMUM ALLOWABLE AMBIENT ) 32 U1ZB6.8 - - - U1ZB390 FIG.2 -- TA MAX - P TEMPERATURE TA MAX ( ) 200 160 120 80 40 0 ZENER VOLTAGE AT (mV/ 24 γZ 16 8 0 αT 0 10 20 30 40 0. 2 .4 .6 .8 1 1.2 ZENER VOLTAGE VZ (V) FIG.3 -- P RSM - tw PEAK REVERSE POWER DISSIPATION 2000 RECTANGULAR WAVEFORM PRSM TW T A =25℃ UPPER LIMIT POWER DISSIPATION P (W) FIG.4 -- RθJA - T TRANSIENT THERMAL IMPEDANCE 200 100 50 30 10 5 3 1 .5 .3 .1 .001 .01 .1 1 10 100 10000 1000 500 300 RECOMMENDED 100 50 .1 .3 .5 1 3 5 10 P ULSE WIDTH TW (ms) RθJA ( /W) P RSM (W) TIME T (S) www.galaxycn.com Document Number 0284025 BLGALAXY ELECTRICAL 3.