MMBZ5237BW

WEITRON Surface Mount Zener Diode P b Lead(Pb)-Free Features: * Planar Die Construction * 200mW Power Dissipation on FR-4 PCB * General purpose, Medium Current * Ideally Suited for Automated Assembly MMBZ5221BW Series ZENER DIODE 350m WATTS 3 1 2 3 1 SOT-323(SC-70) SOT-323 Outline Demensions Unit:mm A SOT-323 B C T O P V IE W D E G H K L J M Dim A B C D E G H J K L M Min 0.30 1.15 2.00 0.30 1.20 1.80 0.00 0.80 0.42 0.10 Max 0.40 1.35 2.40 0.65 0.40 1.40 2.20 0.10 1.00 0.53 0.25 http://www.weitron.com.tw WEITRON 1/3 17-Aug-05 MMBZ5221BW Series Characteristics Forward Voltage @ IF=10mA Total Power Dissipation(1) Thermal Resistance Junction to Ambient Air(1) Junction and Storage Temperature Range WEITRON Symbol VF PD RθJA TJ,TSTG Maximum Ratings and Electrical Characteristics ( TA=25°C Unless Otherwise Noted) Value 0.9 350 357 -65 to +150 Unit V mW K/W ˚C NOTES: 1. Valid provided that device terminals are kept at ambient temperature. WEITRON http://www.weitron.com.tw 2/3 17-Aug-05 MMBZ5221BW Series Electrical Characteristics @ TA=25˚C unless otherwise specified Zener Voltage Range(2) Type Number MMBZ5221BW MMBZ5223BW MMBZ5225BW MMBZ5226BW MMBZ5227BW MMBZ5228BW MMBZ5229BW MMBZ5230BW MMBZ5231BW MMBZ5232BW MMBZ5234BW MMBZ5235BW MMBZ5236BW MMBZ5237BW MMBZ5239BW MMBZ5240BW MMBZ5241BW MMBZ5242BW MMBZ5243BW MMBZ5245BW MMBZ5246BW MMBZ5248BW MMBZ5250BW MMBZ5251BW MMBZ5252BW MMBZ5254BW MMBZ5255BW MMBZ5256BW MMBZ5257BW MMBZ5258BW MMBZ5259BW Marking Code Nom (V) KC1 KC3 KC5 KG1 KG2 KG3 KG4 KG5 KE1 KE2 KE4 KE5 KF1 KF2 KF4 KF5 KH1 KH2 KH3 KH5 KJ1 KJ3 KJ5 KK1 KK2 KK4 KK5 K M1 K M2 K M3 KM4 2.4 2.7 3.0 3.3 3.6 3.9 4.3 4.7 5.1 5.6 6.2 6.8 7.5 8.2 9.1 10 11 12 13 15 16 18 20 22 24 27 28 30 33 36 39 Maximum Zener Impedance IZT ZZT@IZT Ω 30 30 30 28 24 23 22 19 17 11 7.0 5.0 6.0 8.0 10 17 22 30 13 16 17 21 25 29 33 41 44 49 58 70 80 1200 1300 1600 1600 1700 1900 2000 1900 1600 1600 1000 750 500 500 600 600 600 600 600 600 600 600 600 600 600 600 600 600 700 700 800 ZZK@IZK =0.25mA mA 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 9.5 8.5 7.8 7.0 6.2 5.6 5.2 5.0 4.5 4.2 3.8 3.4 3.2 Maximum Reverse Leakage Current IR µA 100 75 50 25 15 10 5.0 5.0 5.0 5.0 5.0 3.0 3.0 3.0 3.0 3.0 2.0 1.0 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 @ VR V 1.0 1.0 1.0 1.0 1.0 1.0 1.0 2.0 2.0 3.0 4.0 5.0 6.0 6.5 7.0 8. 0 8.4 9.1 9.9 11 12 14 15 17 18 21 21 23 25 27 30 VZ@IZT Min (V) 2.28 2.57 2.85 3.14 3.42 3.71 4.09 4.47 4.85 5.32 5.89 6.46 7.13 7.79 8.65 9.50 10.45 11.40 12.35 14.25 15.20 17.10 19.00 20.90 22.80 25.65 26.60 28.50 31.35 34.20 37.05 Max (V) 2.52 2.84 3.15 3.47 3.78 4.10 4.52 4.94 5.36 5.88 6.51 7.14 7.88 8.61 9.56 10.50 11.55 12.60 13.65 15.75 16.80 18.90 21.00 23.10 25.20 28.35 29.40 31.50 34.65 37.80 40.95 Notes: 2. Tested with pulses, Tp ≤ 1.0ms. http//www.weitron.com.tw WEITRON 3/3 17-Aug-05