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| ZMC52 Series SILICON PLANAR ZENER DIODES Standard Zener voltage tolerance is 20%. Add suffix "A" for 10% Tolerance and suffix "B" for 5% tolerance, Other tolerance, non standard and higher Zener voltages are upon request. LS-31 Features * * Fits onto SOD 323 / SOT 23 footprints Micro Melf package Absolute Maximum Ratings (Ta = 25oC) Symbol Zener Current see Table "Characteristics" Power Dissipation at Tamb = 75 C Junction Temperature Storage Temperature Range O Value Unit Ptot Tj TS 500 1) mW O O 200 -65 to +200 C C Characteristics at Tamb = 25oC Symbol Thermal Resistance Junction to Ambient Air Forward Voltage at IF = 200mA Min. Typ. Max. 0.3(1) 1.1 Unit RthA VF - - K/W V SEMTECH ELECTRONICS LTD. (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) (R) Dated : 22/01/2005 ZMC52 Series Temp. Zener Voltage Range Type Vznom V ZMC 5221 ZMC 5222 ZMC 5223 ZMC 5224 ZMC 5225 ZMC 5226 ZMC 5227 ZMC 5228 ZMC 5229 ZMC 5230 ZMC 5231 ZMC 5232 ZMC 5233 ZMC 5234 ZMC 5235 ZMC 5236 ZMC 5237 ZMC 5238 ZMC 5239 ZMC 5240 ZMC 5241 ZMC 5242 ZMC 5243 ZMC 5244 ZMC 5245 ZMC 5246 ZMC 5247 ZMC 5248 ZMC 5249 ZMC 5250 ZMC 5251 ZMC 5252 ZMC 5253 ZMC 5254 ZMC 5255 ZMC 5256 ZMC 5257 ZMC 5258 ZMC 5259 ZMC 5260 ZMC 5261 ZMC 5262 ZMC 5263 ZMC 5264 ZMC 5265 ZMC 5266 ZMC 5267 ZMC 5268 ZMC 5269 ZMC 5270 ZMC 5271 ZMC 5272 ZMC 5273 ZMC 5274 ZMC 5275 2.4 2.5 2.7 2.8 3.0 3.3 3.6 3.9 4.3 4.7 5.1 5.6 6.0 6.2 6.8 7.5 8.2 8.7 9.1 10 11 12 13 14 15 16 17 18 19 20 22 24 25 27 28 30 33 36 39 43 47 51 56 60 62 68 75 82 87 91 100 110 120 130 140 3) 1) Maximum Zener Impedance rZJT rZJK at IZK 1) Reverse Leakage Current IR A <100 <100 <75 <75 <50 <25 <15 <10 <5 <5 <5 <5 <5 <5 <3 <3 <3 <3 <3 <3 <2 <1 <0.5 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 2) Coefficient of Zener Voltage TKVZ lZT mA 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 9.5 9.0 8.5 7.8 7.4 7.0 6.6 6.2 5.6 5.2 5.0 4.6 4.5 4.2 3.8 3.4 3.2 3.0 2.7 2.5 2.2 2.1 2.0 1.8 1.7 1.5 1.4 1.4 1.3 1.2 1.0 0.95 0.90 at VR V 1 1 1 1 1 1 1 1 1 2 2 3 3.5 4 5 6 6.5 6.5 7 8 8.4 9.1 9.9 10 11 12 13 14 14 15 17 18 19 21 21 23 25 27 30 33 36 39 43 46 47 52 56 62 68 69 75 83 90 98 105 <30 <30 <30 <30 <29 <28 <24 <23 <22 <19 <17 <11 <7 <7 <5 <6 <8 <8 <10 <17 <22 <30 <13 <15 <16 <17 <19 <21 <23 <25 <29 <33 <35 <41 <44 <49 <58 <70 <80 <93 <105 <125 <150 <170 <185 <230 <270 <330 <370 <400 <500 <700 <950 <1100 <1300 <1200 <1250 <1300 <1400 <1600 <1600 <1700 <1900 <2000 <1900 <1600 <1600 <1600 <1000 <750 <500 <500 <600 <600 <600 <600 <600 <600 <600 <600 <600 <600 <600 <600 <600 <600 <600 <600 <600 <600 <600 <700 <700 <800 <900 <1000 <1100 <1300 <1400 <1400 <1600 <1700 <2000 <2200 <2300 ------ mA 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 ------ %/K <-0.085 <-0.085 <-0.080 <-0.080 <-0.075 <-0.070 <-0.065 <-0.060 <-0.055 <0.030 <0.030 <+0.038 <+0.038 <+0.045 <+0.050 <+0.058 <+0.062 <+0.065 <+0.068 <+0.075 <+0.076 <+0.077 <+0.079 <+0.082 <+0.082 <+0.083 <+0.084 <+0.085 <+0.086 <+0.086 <+0.087 <+0.088 <+0.089 <+0.090 <+0.091 <+0.091 <+0.092 <+0.093 <+0.094 <+0.095 <+0.095 <+0.096 <+0.096 <+0.097 <+0.097 <+0.097 <+0.098 <+0.098 <+0.099 <+0.099 <+0.100 <+0.100 <+0.100 <+0.110 <+0.110 SEMTECH ELECTRONICS LTD. (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) (R) Dated : 22/01/2005 ZMC52 Series Temp. Zener Voltage Range Type Vznom V ZMC 5276 ZMC 5277 ZMC 5278 ZMC 5279 ZMC 5280 ZMC 5281 150 160 170 180 190 200 3) 1) Maximum Zener Impedance 1) Reverse Leakage Current Coefficient of Zener Voltage lZT mA 0.85 0.80 0.74 0.68 0.66 0.65 rZJT rZJK at IZK mA ------- IR A <0.1 <0.1 <0.1 <0.1 <0.1 <0.1 2) at VR V 113 120 127 135 142 150 TKVZ %/K <+0.110 <+0.115 <+0.115 <+0.120 <+0.120 <+0.120 <1500 <1700 <1900 <2200 <2400 <2500 ------- 1) The Zener Impedance is derived from the 60 Hz AC voltage which results when an AC current having an RMS value equal to 10% of the Zener Current (IZT or IZK) is superimposed on IZT or IZK .Zener Impedance is measured at two points to insure a sharp knee on the breakdown curve and to eliminate unstable units. 2) 3) Measured under thermal equilibrium and DC test conditions. Tested with pulses tp = 20 ms. max SEMTECH ELECTRONICS LTD. (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) (R) Dated : 22/01/2005 |
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