ZMM5240B

ZMM5221...ZMM5267 Silicon Planar Zener Diodes Standard zener voltage tolerance is ± 20%. Add suffix "A" for ± 10% tolerance, suffix "B" for ± 5% tolerance and suffix "C" for ± 2% tolerance. Other tolerance, non standard and higher zener voltages are upon request. Absolute Maximum Ratings (Ta = 25 OC) Parameter Power Dissipation Symbol Ptot Junction Temperature Storage Temperature Range 1) LL-34 Value Unit 1) mW 500 Tj 175 O C Tstg - 65 to + 175 O Symbol Max. C Valid provided that electrodes are kept at ambient temperature. Characteristics at Ta = 25 OC Parameter Thermal Resistance Junction to Ambient Air Forward Voltage at IF = 200 mA 1) RthA VF 0.3 1) 1.1 Unit K/mW V Valid provided that electrodes are kept at ambient temperature. ® SEMTECH Dated : 24/12/2009 Rev: 01 ZMM5221...ZMM5267 Characteristics at Ta = 25 OC Zener Voltage Range Reverse Current at lZT ZZT ZZK at IZK IR at VR Min. (V) Max. (V) (mA) Max. (Ω) Max. (Ω) (mA) Max. (µA) (V) ZMM5221B 2.4 2.28 2.52 20 30 1200 0.25 100 1 ZMM5222B 2.5 2.38 2.62 20 30 1250 0.25 100 1 ZMM5223B 2.7 2.57 2.83 20 30 1300 0.25 75 1 ZMM5224B 2.8 2.66 2.94 20 30 1400 0.25 75 1 ZMM5225B 3 2.85 3.15 20 29 1600 0.25 50 1 ZMM5226B 3.3 3.14 3.46 20 28 1600 0.25 25 1 ZMM5227B 3.6 3.42 3.78 20 24 1700 0.25 15 1 ZMM5228B 3.9 3.71 4.09 20 23 1900 0.25 10 1 ZMM5229B 4.3 4.09 4.51 20 22 2000 0.25 5 1 ZMM5230B 4.7 4.47 4.93 20 19 1900 0.25 5 2 ZMM5231B 5.1 4.85 5.35 20 17 1600 0.25 5 2 ZMM5232B 5.6 5.32 5.88 20 11 1600 0.25 5 3 ZMM5233B 6 5.7 6.3 20 7 1600 0.25 5 3.5 ZMM5234B 6.2 5.89 6.51 20 7 1000 0.25 5 4 ZMM5235B 6.8 6.46 7.14 20 5 750 0.25 3 5 ZMM5236B 7.5 7.13 7.87 20 6 500 0.25 3 6 ZMM5237B 8.2 7.79 8.61 20 8 500 0.25 3 6.5 ZMM5238B 8.7 8.27 9.13 20 8 600 0.25 3 6.5 ZMM5239B 9.1 8.65 9.55 20 10 600 0.25 3 7 ZMM5240B 10 9.5 10.5 20 17 600 0.25 3 8 ZMM5241B 11 10.45 11.55 20 22 600 0.25 2 8.4 ZMM5242B 12 11.4 12.6 20 30 600 0.25 1 9.1 ZMM5243B 13 12.35 13.65 9.5 13 600 0.25 0.5 9.9 ZMM5244B 14 13.3 14.7 9 15 600 0.25 0.1 10 ZMM5245B 15 14.25 15.75 8.5 16 600 0.25 0.1 11 ZMM5246B 16 15.2 16.8 7.8 17 600 0.25 0.1 12 ZMM5247B 17 16.15 17.85 7.4 19 600 0.25 0.1 13 ZMM5248B 18 17.1 18.9 7.0 21 600 0.25 0.1 14 ZMM5249B 19 18.05 19.95 6.6 23 600 0.25 0.1 14 ZMM5250B 20 19 21 6.2 25 600 0.25 0.1 15 ZMM5251B 22 20.9 23.1 5.6 29 600 0.25 0.1 17 ZMM5252B 24 22.8 25.2 5.2 33 600 0.25 0.1 18 ZMM5253B 25 23.75 26.25 5 35 600 0.25 0.1 19 ZMM5254B 27 25.65 28.35 4.6 41 600 0.25 0.1 21 ZMM5255B 28 26.6 29.4 4.4 44 600 0.25 0.1 21 ZMM5256B 30 28.5 31.5 4.2 49 600 0.25 0.1 23 ZMM5257B 33 31.35 34.65 3.8 58 700 0.25 0.1 25 ZMM5258B 36 34.2 37.8 3.4 70 700 0.25 0.1 27 ZMM5259B 39 37.05 40.95 3.2 80 800 0.25 0.1 30 ZMM5260B 43 40.85 45.15 3 93 900 0.25 0.1 33 ZMM5261B 47 44.65 49.35 2.7 105 1000 0.25 0.1 36 ZMM5262B 51 48.45 53.55 2.5 125 1100 0.25 0.1 39 ZMM5263B 56 53.2 58.8 2.2 150 1300 0.25 0.1 45 ZMM5264B 60 57 63 2.1 170 1400 0.25 0.1 46 ZMM5265B 62 58.9 65.1 2 185 1400 0.25 0.1 47 ZMM5266B 68 64.6 71.4 1.8 230 1600 0.25 0.1 52 ZMM5267B 75 71.25 78.75 1.7 270 1700 0.25 0.1 56 1) VZT Dynamic Resistance (V) Type VZnom 1) Tested with pulses tp = 20 ms. ® SEMTECH Dated : 24/12/2009 Rev: 01 ZMM5221...ZMM5267 Power Dissipation: Ptot (mW) 500 400 300 200 100 0 0 25 100 150 Ambient Temperature: Ta ( C) 200 O Power Derating Curve ® SEMTECH Dated : 24/12/2009 Rev: 01