MMSZ52xB Series SURFACE MOUNT ZENER DIODE REVERSE VOLTAGE - 3.0 to 30 Volts POWER DISSIPATION - 0.5 Watts FEATURES SOD-123 * Planar die construction * 500mW power dissipation rating * Ultra-small surface mount package SOD-123 MECHANICAL DATA * Case: SOD-123 Plastic * Case Material: "Green" molding compound, UL flammability classification 94V-0, (No Br. Sb. CI) * Moisture Sensitivity: Level 1 per J-STD-020D * Lead Free in RoHS 2002/95/EC Compliant Dim. Min. Max. A 3.55 3.85 B 1.50 1.70 C 2.60 2.80 D 0.45 0.65 E 0.08 0.15 F 0.25 0.45 G 1.05 1.25 H 0.00 0.10 Dimensions in millimeter Maximum Ratings & Thermal Characteristics @ TA = 25 unless otherwise specified Characteristic Forward Voltage @IF=10mA Power Dissipation Thermal Resistance, Junction to Ambient Operating Temperature Range Storage Temperature Range Symbol Value Unit VF 0.9 V PD 500 mW RJA 357 /W TJ 150 TSTG -65~+150 Device Marking : Device P/N MMSZ52XXB Marking Pin Diagram XX=Specific device code (See below table) Electrical Characteristics @ TA = 25 unless otherwise specified Symbol VZ IZT ZZT IZK ZZK IR VR IF VF Parameter Reverse Zener Voltage @ IZT Reverse Current Maximum Zener Impedance @ IZT Reverse Current Maximum Zener Impedance @ IZK Reverse Leakage Current @ VR Reverse Voltage Forward Current Forward Voltage @ IF Equivalent Circuit Diagram Maximum Zener Impedance Zener Voltage Device Device marking VZ@IZT Maximum Reverse Current IZT ZZT@IZT ZZK @IZK=0.25mA IR @VR Nom Min Max mA uA V MMSZ5225B C5 3.0 2.85 3.15 20 30 1600 50 1.0 MMSZ5226B G1 3.3 3.14 3.47 20 28 1600 25 1.0 MMSZ5227B G2 3.6 3.42 3.78 20 24 1700 15 1.0 MMSZ5228B G3 3.9 3.71 4.10 20 23 1900 10 1.0 MMSZ5229B G4 4.3 4.09 4.52 20 22 2000 5.0 1.0 MMSZ5230B G5 4.7 4.47 4.94 20 19 1900 5.0 2.0 MMSZ5231B E1 5.1 4.85 5.36 20 17 1600 5.0 2.0 MMSZ5232B E2 5.6 5.32 5.88 20 11 1600 5.0 3.0 MMSZ5233B E3 6.0 5.70 6.30 20 7 1600 5.0 3.5 MMSZ5234B E4 6.2 5.89 6.51 20 7 1000 5.0 4.0 MMSZ5235B E5 6.8 6.46 7.14 20 5 750 3.0 5.0 MMSZ5236B F1 7.5 7.13 7.88 20 6 500 3.0 6.0 MMSZ5237B F2 8.2 7.79 8.61 20 8 500 3.0 6.5 MMSZ5238B F3 8.7 8.27 9.14 20 8 600 3.0 6.5 MMSZ5239B F4 9.1 8.65 9.56 20 10 600 3.0 7.0 MMSZ5240B F5 10 9.50 10.50 20 17 600 3.0 8.0 MMSZ5241B H1 11 10.45 11.55 20 22 600 2.0 8.4 MMSZ5242B H2 12 11.40 12.60 20 30 600 1.0 9.1 MMSZ5243B H3 13 12.35 13.65 9.5 13 600 0.5 9.9 MMSZ5244B H4 14 13.3 14.70 9.0 15 600 0.1 10 MMSZ5245B H5 15 14.25 15.75 8.5 16 600 0.1 11 MMSZ5246B J1 16 15.20 16.80 7.8 17 600 0.1 12 MMSZ5248B J3 18 17.10 18.90 7.0 21 600 0.1 14 MMSZ5250B J5 20 19.00 21.00 6.2 25 600 0.1 15 MMSZ5251B K1 22 20.90 23.10 5.6 29 600 0.1 17 MMSZ5252B K2 24 22.80 25.20 5.2 33 600 0.1 18 MMSZ5254B K4 27 25.65 28.35 5.0 41 600 0.1 21 MMSZ5256B M1 30 28.50 31.50 4.2 49 600 0.1 23 REV.6, Apr-2011, KSJR12 Notes: 1. Device mounted on ceramic PCB; 7.6mm x 9.4mm x 0.87mm with pad areas 25mm2. 2. Tested with pulses, Tp1.0ms. MMSZ52xB Series Typical Characteristics Fig.1 Power Derating Curve Fig.2 Typical Zener Breakdown Characteristics Fig.3 Typical Zener Breakdown Characteristics Fig.4 Typical Total Capacitance vs. Nominal Zener Voltage Legal Disclaimer Notice MMSZ52xB Important Notice and Disclaimer LSC reserves the right to make changes to this document and its products and specifications at any time without notice. Customers should obtain and confirm the latest product information and specifications before final design, purchase or use. LSC makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does LSC assume any liability for application assistance or customer product design. LSC does not warrant or accept any liability with products which are purchased or used for any unintended or unauthorized application. No license is granted by implication or otherwise under any intellectual property rights of LSC. LSC products are not authorized for use as critical components in life support devices or systems without express written approval of LSC.