DATA SHEET 1N5221B~1N5267B SILICON ZENER DIODES 2.4 to 75 Volts VOLTAGE 500 mWatts POWER FEATURES * Planar Die construction * 500mW Power Dissipation * Ideally Suited for Automated Assembly Processes * In compliance with EU RoHS 2002/95/EC directives MECHANICAL DATA * Case: Molded Glass DO-35 * Terminals: Solderable per MIL-STD-750, Method 2026 * Polarity: See Diagram Below * Approx. Weight: 0.13 grams * Mounting Position: Any * Ordering information: Suffix : " -35 " to order DO-35 Package * Packing information B - 2K per Bulk box T/R - 10K per 15" plastic Reel T/B - 5K per horiz. tape & Ammo box MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS P aram eter S ym bol Value U nits P TO T 500 mW Junction Tem perature TJ 175 O C S torage Tem perature R ange TS -65 to +175 O C P ow erD issipation atTam b = 25 O C Valid provided thatleads ata distance of8m m from case are keptatam bienttem perature. Parameter Thermal Resi stance Juncti on to Ambi ent Ai r Forward Voltage at IF = 200mA Symbol Mi n. Typ. Max. Uni ts RJA -- -- 0.3* K/mW VF -- -- 1.1 V Vali d provi ded that leads at a di stance of 10 mm from case are kept at ambi ent temperature. STAD-NOV.08.2006 PAGE . 1 N ominal Zener Voltage Part N umber Max R everse Leakage C urrent Max. Zener Impedance V Z @ IZT Z ZT @ IZT IR @ V R Z ZK @ IZK M arking code No m. V M i n. V M a x. V mA mA uA V 1N5221B 2.4 2.28 2.52 30 20 1200 0.25 100 1 1N5221B 1N5222B 2.5 2.38 2.63 30 20 1250 0.25 100 1 1N5222B 1N5223B 2.7 2.57 2.84 30 20 1300 0.25 75 1 1N5223B 1N5224B 2.8 2.66 2.94 30 20 1400 0.25 75 1 1N5224B 1N5225B 3 2.85 3.15 29 20 1600 0.25 50 1 1N5225B 1N5226B 3.3 3.14 3.47 28 20 1600 0.25 25 1 1N5226B 1N5227B 3.6 3.42 3.78 24 20 1700 0.25 15 1 1N5227B 1N5228B 3.9 3.71 4.1 23 20 1900 0.25 10 1 1N5228B 1N5229B 4.3 4.09 4.52 22 20 2000 0.25 5 1 1N5229B 1N5230B 4.7 4.47 4.94 19 20 1900 0.25 5 2 1N5230B 1N5231B 5.1 4.85 5.36 17 20 1600 0.25 5 2 1N5231B 1N5232B 5.6 5.32 5.88 11 20 1600 0.25 5 3 1N5232B 1N5233B 6.0 5.7 6.3 7 20 1600 0.25 5 3.5 1N5233B 1N5234B 6.2 5.89 6.51 7 20 1000 0.25 5 4 1N5234B 1N5235B 6.8 6.46 7.14 5 20 750 0.25 3 5 1N5235B 1N5236B 7.5 7.13 7.88 6 20 500 0.25 3 6 1N5236B 1N5237B 8.2 7.79 8.61 8 20 500 0.25 3 6.5 1N5237B 1N5238B 8.7 8.27 9.14 8 20 600 0.25 3 6.5 1N5238B 1N5239B 9.1 8.65 9.56 10 20 600 0.25 3 7 1N5239B 1N5240B 10 9.5 10.5 17 20 600 0.25 3 8 1N5240B 1N5241B 11 10.45 11.55 22 20 600 0.25 2 8.4 1N5241B 1N5242B 12 11.4 12.6 30 20 600 0.25 1 9.1 1N5242B 1N5243B 13 12.35 13.65 13 9.5 600 0.25 0.5 9.9 1N5243B 1N5244B 14 13.3 14.7 15 9 600 0.25 0.1 10 1N5244B 1N5245B 15 14.25 15.75 16 8.5 600 0.25 0.1 11 1N5245B 1N5246B 16 15.2 16.8 17 7.8 600 0.25 0.1 12 1N5246B 1N5247B 17 16.15 17.85 19 7.4 600 0.25 0.1 13 1N5247B 1N5248B 18 17.1 18.9 21 7 600 0.25 0.1 14 1N5248B 1N5249B 19 18.05 19.95 23 6.6 600 0.25 0.1 14 1N5249B 1N5250B 20 19 21 25 6.2 600 0.25 0.1 15 1N5250B 1N5251B 22 20.9 23.1 29 5.6 600 0.25 0.1 17 1N5251B 1N5252B 24 22.8 25.2 33 5.2 600 0.25 0.1 18 1N5252B 1N5253B 25 23.75 26.25 35 5 600 0.25 0.1 19 1N5253B 1N5254B 27 25.65 28.35 41 4.6 600 0.25 0.1 21 1N5254B 1N5255B 28 26.6 29.4 44 4.5 600 0.25 0.1 21 1N5255B 1N5256B 30 28.5 31.5 49 4.2 600 0.25 0.1 23 1N5256B 1N5257B 33 31.35 34.65 58 3.8 700 0.25 0.1 25 1N5257B 1N5258B 36 34.2 37.8 70 3.4 700 0.25 0.1 27 1N5258B 1N5259B 39 37.05 40.95 80 3.2 800 0.25 0.1 30 1N5259B 1N5260B 43 40.85 45.15 93 3 900 0.25 0.1 33 1N5260B 1N5261B 47 44.65 49.35 150 2.7 1000 0.25 0.1 36 1N5261B 1N5262B 51 48.45 53.55 125 2.5 1100 0.25 0.1 39 1N5262B 1N5263B 56 53.2 58.8 150 2.2 1300 0.25 0.1 43 1N5263B 1N5264B 60 57 63 170 2.1 1400 0.25 0.1 46 1N5264B 1N5265B 62 58.9 65.1 185 2 1400 0.25 0.1 47 1N5265B 1N5266B 68 64.6 71.4 230 1.8 1600 0.25 0.1 52 1N5266B 1N5267B 75 71.25 78.75 270 1.7 1700 0.25 0.1 56 1N5267B STANDARD VOLTAGE TOLERANCE IS + 5% AND: SUFFIX "A" FOR + 3% SUFFIX "B" FOR + 5% SUFFIX "C" FOR + 10% SUFFIX "D" FOR + 20% * MEASURED WITH PULSES Tp=40 mSec. STAD-NOV.08.2006 ZENERDIODENUMBERINGSYSTEM: 1N5225B B 1* 2* 1* TYPE NO. 2* TOLERANCE OF VZ 3* e.g., 1N5225B=3.0V + 5% PAGE . 2 RATING AND CHARACTERISTIC CURVES POWER DISSIPATION, mWatts 500 400 300 200 100 0 50 100 150 200 250 O AMBIENT TEMPERATURE, C FIG. 1 POWER DERATING CURVE Vz (V) Iz (mA) 5 10 15 20 25 30 50 40 Test Current Iz = 20mA 30 20 10 24 20 15 12 11 9.1 3.9 6.8 6.2 5.6 5.1 4.7 4.3 2.7 0 Fig.2 BREAKDOWN CHARACTERISTICS STAD-NOV.08.2006 PAGE . 3