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UDZS2.0B series Surface Mount Zener Diodes P b Lead(Pb)-Free Features: * Non-wire bonding structure improves * High demand voltage range (2.0V-36V) Mechanical Data: * Case : SOD-323 Molded plastic. * Terminals : Solder able per MIL-STD-202, Method208. * Polarity : Cathode In dicated by Polarity Band. * Marking : Marking Code(See Table on Page.2) * Weigh : 0.004grams(approx). SMALL SIGNAL ZENER DIODES 200m WATTS SOD-323 SOD-323 Outline Dimensions 1 WEITRON http://www.weitron.com.tw 1/4 Rev.C 30-Sep-09 UDZS2.0B series ABSOLUTE MAXIMUM TATINGS (Ta=25C) Parameter Power dissipation Junction temperature Storage temperature Operating temperature WEITRON Symbol PD TJ Tstg Topr Limits 200 125 -55 to +150 -55 to +150 Unit mW C C C DEVICE MARKING CODE Device UDZS2.0B UDZS2.2B UDZS2.4B UDZS2.7B UDZS3.0B UDZS3.3B UDZS3.6B UDZS3.9B UDZS4.3B UDZS4.7B UDZS5.1B Marking 02 12 22 32 42 52 62 72 82 92 A2 Device UDZS5.6B UDZS6.2B UDZS6.8B UDZS7.5B UDZS8.2B UDZS9.1B UDZS10B UDZS11B UDZS12B UDZS13B UDZS15B Marking C2 E2 F2 H2 J2 L2 05 15 25 35 45 Device UDZS16B UDZS18B UDZS20B UDZS22B UDZS24B UDZS27B UDZS30B UDZS33B UDZS36B Marking 55 65 75 85 95 A5 C5 E5 F5 WEITRON http://www.weitron.com.tw 2/4 Rev.C 30-Sep-09 UDZS2.0B series ELECTRICAL CHARACTERISTICS (TA=25C) Zener voltage Device Min. UDZS2.0B UDZS2.2B UDZS2.4B UDZS2.7B UDZS3.0B UDZS3.3B UDZS3.6B UDZS3.9B UDZS4.3B UDZS4.7B UDZS5.1B UDZS5.6B UDZS6.2B UDZS6.8B UDZS7.5B UDZS8.2B UDZS9.1B UDZS10B UDZS11B UDZS12B UDZS13B UDZS15B UDZS16B UDZS18B UDZS20B UDZS22B UDZS24B UDZS27B UDZS30B UDZS33B UDZS36B 2.020 2.220 2.430 2.690 3.010 3.320 3.600 3.890 4.170 4.550 4.980 5.490 6.060 6.650 7.280 8.020 8.850 9.770 10.760 11.740 12.910 14.340 15.850 17.560 19.520 21.540 23.720 26.190 29.190 32.150 35.070 VZ(V) Max. 2.200 2.410 2.630 2.910 3.220 3.530 3.845 4.160 4.430 4.750 5.200 5.730 6.330 6.930 7.600 8.360 9.230 10.210 11.220 12.240 13.490 14.980 16.510 18.350 20.390 22.470 24.780 27.530 30.690 33.790 36.870 IZ (mA) 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 Operating resistance ZZ() Max. 100 100 100 110 120 120 100 100 100 100 80 60 60 40 30 30 30 30 30 30 37 42 50 65 85 100 120 150 200 250 300 IZ (mA) 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 Rising operating resistance Zzk() Max. 1000 1000 1000 1000 1000 1000 1000 1000 1000 800 500 200 100 60 60 60 60 60 60 80 80 80 80 80 100 100 120 150 200 250 300 IZ (mA) 0.5 0.5 0.5 0.5 0.5 0.5 1.0 1.0 1.0 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 WEITRON Reverse curre IR(A) Max. 120 120 100 100 50 20 10 5 5 2 2 1 1 0.5 0.5 0.5 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 VR (V) 0.5 0.7 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.5 2.5 3.0 3.5 4.0 5.0 6.0 7.0 8.0 9.0 10.0 11.0 12.0 13.0 15.0 17.0 19.0 21.0 23.0 25.0 27.0 Note 1. The Zener voltage (Vz) is measured 40ms after power is supplied. 2. The operating resistances (Zz, Zzk) are measured by superimposing a minute alternating current on the regulated current (Iz). WEITRON http://www.weitron.com.tw 3/4 Rev.C 30-Sep-09 UDZS2.0B series ELECTRICAL CHARACTERISTIC CURVES (TA=25C) 5.1 5.6 100m WEITRON 8.2 9.1 7.5 6.2 6.8 15 11 10 12 13 16 18 10m ZENER CURRENT : IZ (A) 1m 100 10 1 100n 4.7 2.4 10n 0 2.0 2.2 2.7 5 3.0 3.3 4.3 10 15 20 20 22 25 30 35 40 ZENER VOLTAGE : VZ (V) Fig.1 Zener voltage characteristics TEMP. COEFFICIENT CHARACTERISTICS (% / C) 300 POWER DISSIPATION : Pd (mW) 0.10 Iz=5mA 0.08 0.06 0.04 0.02 0.00 -0.02 -0.04 -0.06 -0.08 2 10 20 Iz=500A 200 30 100 ZENER VOLTAGE : Vz (V) 0 0 25 50 100 150 AMBIENT TEMPERATURE : TA ( C) Fig.2 Derating curve Fig.3 Zener voltage-temp. coefficient characteristics WEITRON http://www.weitron.com.tw 4/4 Rev.C 30-Sep-09 |
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