Diodes SMD Type Surface Mount Zener Diodes MMSZ5221B - MMSZ5272B Features 500mW Power Dissipation Planar Die Construction General Purpose, Medium Current Absolute Maximum Ratings (Ta = 25 ) Parameter Symbol Rating Unit P 500 mW Power dissipation Thermal Resistance, Junction to Ambient Air Forward Voltage R @ IF = 10mA JA VF 350 /W 0.9 V Jumction temperature Tj 150 Storage temperature Tstg -55 to +150 Electrical Characteristics (Ta = 25 ) Zener voltage VZ (V) Zener Impedance Leakage Current Type Marking Nom. Min. Max. IZT (mA) ZZT @ IZT ( ) ZZK @ IZK =0.25mA ( ) MMSZ5221B 2.4 2.28 2.52 20 30 1200 100 1 C1 MMSZ5222B 2.5 2.38 2.63 20 30 1250 100 1 C2 MMSZ5223B 2.7 2.57 2.84 20 30 1300 75 1 C3 MMSZ5224B 2.8 2.66 2.94 20 30 1400 75 1 C4 MMSZ5225B 3.0 2.85 3.15 20 29 1600 50 1 C5 MMSZ5226B 3.3 3.14 3.47 20 28 1600 25 1 D1 MMSZ5227B 3.6 3.42 3.78 20 24 1700 15 1 D2 MMSZ5228B 3.9 3.71 4.10 20 23 1900 10 1 D3 MMSZ5229B 4.3 4.09 4.52 20 22 2000 5 1 D4 MMSZ5230B 4.7 4.47 4.94 20 19 1900 5 2 D5 MMSZ5231B 5.1 4.85 5.36 20 17 1600 5 2 E1 MMSZ5232B 5.6 5.32 5.88 20 11 1600 5 3 E2 IR ( A) @ VR (V) www.kexin.com.cn 1 Diodes SMD Type MMSZ5221B - MMSZ5272B Zener voltage VZ (V) Zener Impedance Leakage Current Type 2 Marking Nom. Min. Max. IZT (mA) ZZT @ IZT ( ) ZZK @ IZK =0.25mA ( ) MMSZ5233B 6.0 5.70 6.30 20 7 1600 5 3.5 E3 MMSZ5234B 6.2 5.89 6.51 20 7 1000 5 4 E4 MMSZ5235B 6.8 6.46 7.14 20 5 750 3 5 E5 MMSZ5236B 7.5 7.13 7.88 20 6 500 3 6 F1 MMSZ5237B 8.2 7.79 8.61 20 8 500 3 6.5 F2 MMSZ5238B 8.7 8.27 9.14 20 8 600 3 6.5 F3 MMSZ5239B 9.1 8.65 9.56 20 10 600 3 7 F4 IR ( A) @ VR (V) MMSZ5240B 10 9.50 10.50 20 17 600 3 8 F5 MMSZ5241B 11 10.45 11.55 20 22 600 2 8.4 H1 MMSZ5242B 12 11.40 12.60 20 30 600 1 9.1 H2 MMSZ5243B 13 12.35 13.65 9.5 13 600 0.5 9.9 H3 MMSZ5244B 14 13.30 14.70 9.0 15 600 0.1 10 H4 MMSZ5245B 15 14.25 15.75 8.5 16 600 0.1 11 H5 MMSZ5246B 16 15.20 16.80 7.8 17 600 0.1 12 J1 MMSZ5247B 17 16.15 17.85 7.4 19 600 0.1 13 J2 MMSZ5248B 18 17.10 18.90 7.0 21 600 0.1 14 J3 MMSZ5250B 20 19.00 21.00 6.2 25 600 0.1 15 J5 MMSZ5251B 22 20.90 23.10 5.6 29 600 0.1 17 K1 MMSZ5252B 24 22.80 25.20 5.2 33 600 0.1 18 K2 MMSZ5253B 25 23.75 26.25 5.0 35 600 0.1 19 K3 MMSZ5254B 27 25.65 28.35 4.6 41 600 0.1 21 K4 MMSZ5255B 28 26.60 29.40 4.5 44 600 0.1 21 K5 MMSZ5256B 30 28.50 31.50 4.2 49 600 0.1 23 M1 MMSZ5257B 33 31.35 34.65 3.8 58 700 0.1 25 M2 MMSZ5258B 36 34.20 37.80 3.4 70 700 0.1 27 M3 MMSZ5259B 39 37.05 40.95 3.2 80 800 0.1 30 M4 MMSZ5260B 43 40.85 45.15 3.0 93 900 0.1 33 M5 MMSZ5261B 47 44.65 49.35 2.7 105 1000 0.1 36 N1 MMSZ5262B 51 48.45 53.55 2.5 125 1100 0.1 39 N2 MMSZ5263B 56 53.20 58.80 2.2 150 1300 0.1 43 N3 MMSZ5264B 60 57.00 63.00 2.1 170 1400 0.1 46 N4 MMSZ5265B 62 58.90 65.10 2.0 185 1400 0.1 47 N5 MMSZ5266B 68 64.60 71.40 1.8 230 1600 0.1 52 P1 MMSZ5267B 75 71.25 78.75 1.7 270 1700 0.1 56 P2 MMSZ5268B 82 77.90 86.10 1.5 330 2000 0.1 62 P3 MMSZ5269B 87 82.65 91.35 1.4 370 2200 0.1 68 P4 MMSZ5270B 91 86.45 95.55 1.4 400 2300 0.1 69 P5 MMSZ5272B 110 104.45 115.5 1.1 750 3000 0.1 84 R2 www.kexin.com.cn