MMBZ5221BW - MMBZ5259BW 200mW SURFACE MOUNT ZENER DIODE Features * * * * Planar Die Construction Ultra-Small Surface Mount Package General Purpose Ideally Suited for Automated Assembly Processes SOT-323 A B C Mechanical Data * * * * * * * Case: SOT-323, Molded Plastic Case Material - UL Flammability Rating Classification 94V-0 Moisture sensitivity: Level 1 per J-STD-020A Terminals: Solderable per MIL-STD-202, Method 208 Polarity: See Diagram Marking: See Table on Page 2 Weight: 0.006 grams (approx.) Dim Min Max A 0.25 0.40 B 1.15 1.35 C 2.00 2.20 D 0.65 Nominal G E 0.30 0.40 H G 1.20 1.40 H 1.80 2.20 J 0.0 0.10 K M J D E L K 0.90 1.00 L 0.25 0.40 M 0.10 0.18 a 0 8 All Dimensions in mm Maximum Ratings @ TA = 25C unless otherwise specified Characteristic Forward Voltage Symbol @ IF = 10mA Power Dissipation (Note 1) Thermal Resistance, Junction to Ambient Air (Note 1) Operating and Storage Temperature Range Value Unit VF 0.9 V Pd 200 mW RqJA 625 C/W Tj, TSTG -65 to +150 C Ordering Information (Note 4) Device Packaging Shipping (Type Number)-7* SOT-323 3000/Tape & Reel * Add "-7" to the appropriate type number in Table 1 from Sheet 2 example: 6.2V Zener = MMBZ5234BW-7. Notes: 1. Mounted on FR4 PC Board with recommended pad layout which can be found on our website at http://www.diodes.com/datasheets/ap02001.pdf. 2. Short duration test pulse used to minimize self-heating effect. 3. f = 1KHz. 4. For Packaging Details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf. DS31037 Rev. 5 - 2 1 of 3 www.diodes.com MMBZ5221BW - MMBZ5259BW Electrical Characteristics Table 1 @ TA = 25C unless otherwise specified Zener Voltage Range (Note 2) Test Current VZ @ IZT IZT Maximum Zener Impedance (Note 3) Maximum Reverse Leakage Current (Note 2) Type Number Marking Code Nom (V) Min (V) Max (V) mA mA V MMBZ5221BW KC1 2.4 2.28 2.52 20 30 1200 100 1.0 MMBZ5223BW KC3 2.7 2.57 2.84 20 30 1300 75 1.0 MMBZ5225BW KC5 3.0 2.85 3.15 20 30 1600 50 1.0 MMBZ5226BW KG1 3.3 3.14 3.47 20 28 1600 25 1.0 MMBZ5227BW KG2 3.6 3.42 3.78 20 24 1700 15 1.0 MMBZ5228BW KG3 3.9 3.71 4.10 20 23 1900 10 1.0 MMBZ5229BW KG4 4.3 4.09 4.52 20 22 2000 5.0 1.0 MMBZ5230BW KG5 4.7 4.47 4.94 20 19 1900 5.0 2.0 MMBZ5231BW KE1 5.1 4.85 5.36 20 17 1600 5.0 2.0 MMBZ5232BW KE2 5.6 5.32 5.88 20 11 1600 5.0 3.0 MMBZ5234BW KE4 6.2 5.89 6.51 20 7.0 1000 5.0 4.0 MMBZ5235BW KE5 6.8 6.46 7.14 20 5.0 750 3.0 5.0 MMBZ5236BW KF1 7.5 7.13 7.88 20 6.0 500 3.0 6.0 MMBZ5237BW KF2 8.2 7.79 8.61 20 8.0 500 3.0 6.5 MMBZ5239BW KF4 9.1 8.65 9.56 20 10 600 3.0 7.0 MMBZ5240BW KF5 10 9.50 10.50 20 17 600 3.0 8.0 MMBZ5241BW KH1 11 10.45 11.55 20 22 600 2.0 8.4 MMBZ5242BW KH2 12 11.40 12.60 20 30 600 1.0 9.1 MMBZ5243BW KH3 13 12.35 13.65 9.5 13 600 0.5 9.9 MMBZ5245BW KH5 15 14.25 15.75 8.5 16 600 0.1 11 MMBZ5246BW KJ1 16 15.20 16.80 7.8 17 600 0.1 12 MMBZ5248BW KJ3 18 17.10 18.90 7.0 21 600 0.1 14 MMBZ5250BW KJ5 20 19.00 21.00 6.2 25 600 0.1 15 MMBZ5251BW KK1 22 20.90 23.10 5.6 29 600 0.1 17 MMBZ5252BW KK2 24 22.80 25.20 5.2 33 600 0.1 18 MMBZ5254BW KK4 27 25.65 28.35 5.0 41 600 0.1 21 MMBZ5255BW KK5 28 26.60 29.40 4.5 44 600 0.1 21 MMBZ5256BW KM1 30 28.50 31.50 4.2 49 600 0.1 23 MMBZ5257BW KM2 33 31.35 34.65 3.8 58 700 0.1 25 MMBZ5258BW KM3 36 34.20 37.80 3.4 70 700 0.1 27 MMBZ5259BW KM4 39 37.05 40.95 3.2 80 800 0.1 30 Notes: ZZT @ IZT ZZK @ IZK = 0.25mA @ VR IR W 2. Short duration test pulse used to minimize self-heating effect. 3. f = 1KHz. YM Marking Information XXX XXX = Product Type Marking Code (See Table 1) YM = Date Code Marking Y = Year ex: N = 2002 M = Month ex: 9 = September Date Code Key Year 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 Code J K L M N P R S T U V W Month Jan Feb March Apr May Jun Jul Aug Sep Oct Nov Dec Code 1 2 3 4 5 6 7 8 9 O N D DS31037 Rev. 5 - 2 2 of 3 www.diodes.com MMBZ5221BW - MMBZ5259BW 1000 Tj = 25 C f = 1MHz CT, TOTAL CAPACITANCE (pF) PD, POWER DISSIPATION (W) 0.4 0.3 0.2 100 VR = 1V VR = 2V 0.1 10 0 25 50 75 100 125 150 100 VZ, NOMINAL ZENER VOLTAGE (V) Fig. 2 Total Capacitance vs Nominal Zener Voltage TA, AMBIENT TEMPERATURE (C) Fig. 1 Power Dissipation vs Ambient Temperature 100 PPK, PEAK SURGE POWER (W) 1000 IZ = 1.0mA 100 10 10 1 1 1 10 1000 100 PULSE WIDTH (ms) Fig. 4 Maximum Non-repetitive Surge Power 30 Tj = 25C 10 1 100 VZ, NOMINAL ZENER VOLTAGE (V) Fig. 3 Zener Voltage vs. Zener Impedence 50 10 1 0 Tj = 25C 10 5V6 12 6V8 IZ, ZENER CURRENT (mA) IZ, ZENER CURRENT (mA) 40 8V2 30 20 10 Test Current IZ 20mA Nominal Zener Voltage 15 20 Test current IZ 18 22 10 27 33 36 39 0 0 0 1 2 3 4 5 6 8 9 7 VZ, ZENER VOLTAGE (V) Fig. 5 Zener Breakdown Characteristics DS31037 Rev. 5 - 2 10 3 of 3 www.diodes.com 0 10 20 30 VZ, ZENER VOLTAGE (V) Fig. 6 Zener Breakdown Characteristics 40 MMBZ5221BW - MMBZ5259BW