BZM5221B SERIES SURFACE MOUNT ZENER DIODES VOLTAGE 2.4 to 75 Volts MICRO-MELF 500 mWatts POWER Unit : inch (mm) FEATURES • Planar Die construction • 500mW Power Dissipation .040(1.0) .048(1.2)DIA. • Ideally Suited for Automated Assembly Processes MECHANICAL DATA • Case: Molded Glass MICRO-MELF • Terminals: Solderable per MIL-STD-750, Method 2026 .043(1.1) .008(0.2) .008(0.2) • Polarity: See Diagram Below .079(2.0) .071(1.8) • Approx. Weight: 0.008 grams • Mounting Position: Any • Packing information T/R - 2.5K per 7" plastic Reel MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Parameter Symbol Value Units PTOT 500 mW Junction Temperature TJ 175 O C Storage Temperature Range TS -65 to +175 O C Power Dissipation at Tamb = 25 O C Valid provided that leads at a distance of 8mm from case are kept at ambient temperature. Parameter Thermal Resi stance Juncti on to Ambi ent Ai r Forward Voltage at IF = 200mA Symbol Min. Typ. Max. Uni ts RθJ A -- -- 0.3 K/mW VF -- -- 1 V Vali d provi ded that leads at a di stance of 8mm from case are kept at ambi ent temperature. STAD-DEC.22.2008 1 PAGE . 1 BZM5221B SERIES Nomi nal Zener Voltage Part Number Max Reverse Leakage C urrent Max. Zener Impedance V Z @ IZT Z ZT @ IZT Z ZK @ IZK IR @ V R No m. V M i n. V M a x. V Ω mA Ω mA uA V BZM5221B 2.4 2.28 2.52 30 20 1200 0.25 100 1 BZM5222B 2.5 2.38 2.63 30 20 1250 0.25 100 1 BZM5223B 2.7 2.57 2.84 30 20 1300 0.25 75 1 BZM5224B 2.8 2.66 2.94 30 20 1400 0.25 75 1 BZM5225B 3.0 2.85 3.15 29 20 1600 0.25 50 1 BZM5226B 3.3 3.14 3.47 28 20 1600 0.25 25 1 BZM5227B 3.6 3.42 3.78 24 20 1700 0.25 15 1 BZM5228B 3.9 3.71 4.1 23 20 1900 0.25 10 1 BZM5229B 4.3 4.09 4.52 22 20 2000 0.25 5 1 BZM5230B 4.7 4.47 4.94 19 20 1900 0.25 5 2 BZM5231B 5.1 4.85 5.36 17 20 1600 0.25 5 2 BZM5232B 5.6 5.32 5.88 11 20 1600 0.25 5 3 BZM5233B 6.0 5.7 6.3 7 20 1600 0.25 5 3.5 BZM5234B 6.2 5.89 6.51 7 20 1000 0.25 5 4 BZM5235B 6.8 6.46 7.14 5 20 750 0.25 3 5 BZM5236B 7.5 7.13 7.88 6 20 500 0.25 3 6 BZM5237B 8.2 7.79 8.61 8 20 500 0.25 3 6.5 BZM5238B 8.7 8.27 9.14 8 20 600 0.25 3 6.5 BZM5239B 9.1 8.65 9.56 10 20 600 0.25 3 7 BZM5240B 10 9.5 10.5 17 20 600 0.25 3 8 Notes. STANDARD VOLTAGE TOLERANCE IS + 5% AND : SUFFIX “ A” FOR + 3% SUFFIX “ B” FOR + 5% SUFFIX “ C” FOR + 10% SUFFIX “ D” FOR + 20% STAD-DEC.22.2008 1 PAGE . 2 BZM5221B SERIES Nomi nal Zener Voltage Part Number Max Reverse Leakage C urrent Max. Zener Impedance V Z @ IZT Z ZT @ IZT Z ZK @ IZK IR @ V R No m. V M i n. V M a x. V Ω mA Ω mA uA V BZM5241B 11 10.45 11.55 22 20 600 0.25 2 8.4 BZM5242B 12 11.4 12.6 30 20 600 0.25 1 9.1 BZM5243B 13 12.35 13.65 13 9.5 600 0.25 0.5 9.9 BZM5244B 14 13.3 14.7 15 9 600 0.25 0.1 10 BZM5245B 15 14.25 15.75 16 8.5 600 0.25 0.1 11 BZM5246B 16 15.2 16.8 17 7.8 600 0.25 0.1 12 BZM5247B 17 16.15 17.85 19 7.4 600 0.25 0.1 13 BZM5248B 18 17.1 18.9 21 7 600 0.25 0.1 14 BZM5249B 19 18.05 19.95 23 6.6 600 0.25 0.1 14 BZM5250B 20 19 21 25 6.2 600 0.25 0.1 15 BZM5251B 22 20.9 23.1 29 5.6 600 0.25 0.1 17 BZM5252B 24 22.8 25.2 33 5.2 600 0.25 0.1 18 BZM5253B 25 23.75 26.25 35 5 600 0.25 0.1 19 BZM5254B 27 25.65 28.35 41 4.6 600 0.25 0.1 21 BZM5255B 28 26.6 29.4 44 4.5 600 0.25 0.1 21 BZM5256B 30 28.5 31.5 49 4.2 600 0.25 0.1 23 BZM5257B 33 31.35 34.65 58 3.8 700 0.25 0.1 25 BZM5258B 36 34.2 37.8 70 3.4 700 0.25 0.1 27 BZM5259B 39 37.05 40.95 80 3.2 800 0.25 0.1 30 BZM5260B 43 40.85 45.15 93 3 900 0.25 0.1 33 BZM5261B 47 44.65 49.35 150 2.7 1000 0.25 0.1 36 BZM5262B 51 48.45 53.55 125 2.5 1100 0.25 0.1 39 BZM5263B 56 53.2 58.8 150 2.2 1300 0.25 0.1 43 BZM5264B 60 57 63 170 2.1 1400 0.25 0.1 46 BZM5265B 62 58.9 65.1 185 2 1400 0.25 0.1 47 BZM5266B 68 64.6 71.4 230 1.8 1600 0.25 0.1 52 BZM5267B 75 71.25 78.75 270 1.7 1700 0.25 0.1 56 Notes. STANDARD VOLTAGE TOLERANCE IS + 5% AND : SUFFIX “ A” FOR + 3% SUFFIX “ B” FOR + 5% SUFFIX “ C” FOR + 10% SUFFIX “ D” FOR + 20% STAD-DEC.22.2008 1 PAGE . 3 BZM5221B SERIES POWER DISSIPATION, mWatts RATING AND CHARACTERISTIC CURVES 500 400 300 200 100 0 50 100 150 200 250 O AMBIENT TEMPERATURE, C FIG. 1 POWER DERATING CURVE Iz (mA) Vz (V) 5 50 10 15 20 25 40 30 Test Current Iz = 20mA 30 20 10 5252 5250 5245 5242 5241 5239 5235 5234 5232 5231 5230 5229 5224 5228 0 Fig.2 BREAKDOWN CHARACTERISTICS STAD-DEC.22.2008 1 PAGE . 4 BZM5221B SERIES MOUNTING PAD LAYOUT ORDER INFORMATION • Packing information T/R - 10K per 13" plastic Reel T/R - 2.5K per 7" plastic Reel LEGAL STATEMENT Copyright PanJit International, Inc 2008 The information presented in this document is believed to be accurate and reliable. The specifications and information herein are subject to change without notice. Pan Jit makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose. Pan Jit products are not authorized for use in life support devices or systems. Pan Jit does not convey any license under its patent rights or rights of others. STAD-DEC.22.2008 1 PAGE . 5